Helmut Mayer

Lectures

• Year: 2024 -  “A2 milk” authentication – analytical tools for detecting food fraud

  Autoren: Mayer, HK; Van den Oever, SP

  Event: Austrian Food Chemistry Days 2024

• Year: 2024 -  Vitamin B12 and pseudo-vitamin B12 in algae-derived nutritional supplements by UHPLC-PDA-MS analysis

  Autoren: Van den Oever, SP; Mayer, HK

  Event: Austrian Food Chemistry Days 2024

• Year: 2024 -  “Extended shelf life” (ESL) milk displaces pasteurized fresh milk from Austrian market – blessing or curse?

  Autoren: Mayer, HK; Van den Oever, SP

  Event: Austrian Food Chemistry Days 2024

• Year: 2024 -  UHPLC-analysis of B-vitamins in Ushivi beans

  Autoren: Draxler, K; Mayer, HK; Van den Oever, SP

  Event: Austrian Food Chemistry Days 2024

• Year: 2024 -  UHPLC-analysis of B-vitamins in Ushivi beans

  Autoren: Draxler, K; Mayer, HK; Van den Oever, SP

  Event: Austrian Food Chemistry Days 2024

• Year: 2024 -  “A2 milk” authentication – analytical tools for detecting food fraud

  Autoren: Mayer, HK; Van den Oever, SP

  Event: Austrian Food Chemistry Days 2024

• Year: 2023 -  Spermidin und Vitamin B12 als analytische Herausforderungen bei der Untersuchung von Nahrungsergänzungsmitteln – Spermidine and vitamin B12 as analytical challenges in monitoring nutritional supplements.

  Autoren: Van den Oever, SP; Mayer, HK

  Event: 77. ALVA-Jahrestagung „Innovativer Pflanzenschutz – neue Technologien zur Versorgungssicherung“

• Year: 2023 -  Spermidine in soybean: from genetic variation to health-promoting food products

  Autoren: Sagara, T; Pachner, M; Van Den Oever, S; Mayer, HK; Bhandari, DR; Spengler, B; Vollmann, J

  Event: World Soybean Research Conference 11

• Year: 2021 -  Entwicklung einer UHPLC-Methode zur Bestimmung von Furanen in Kaffeebohnen

  Autoren: Karpf, F; Schmidt, A; Mayer, HK

  Event: 75. ALVA-Tagung 2021 - Landwirtschaft in der Zukunft – alles digital

• Year: 2021 -  Analytische Herausforderungen bei der Quantifizierung wertbestimmender Inhaltsstoffe in „Heumilch“ und „Silomilch“

  Autoren: Van den Oever SP; Mayer, HK

  Event: 75. ALVA-Tagung 2021 - Landwirtschaft in der Zukunft – alles digital

• Year: 2021 -  „ESL-Milch“ eliminiert Frischmilch vom österreichischen Markt – ein letztes Plädoyer für die pasteurisierte Frischmilch

  Autoren: Mayer, HK; Van den Oever SP

  Event: 75. ALVA-Tagung 2021 - Landwirtschaft in der Zukunft – alles digital

• Year: 2020 -  Effects of the conservation method of grass forages on protein compounds of organically produced, raw cows' milk - free amino acids and biogenic amines

  Autoren: Haselmann, A; Fürst-Waltl, B; Mayer, H K; Van Den Oever S P; Schmidt, A; Zebeli, Q; Knaus, W

  Event: 74. Tagung der Gesellschaft für Ernährungsphysiologie 2020

• Year: 2020 -  Effects of the conservation method of grass forages on nutritive properties of organically produced, raw cows' milk- fatty acid profile, vitamin B1, B2, B6, B12 and E.

  Autoren: Haselmann, A; Fürst-Waltl, B; Mayer, H K; Van Den Oever, S P; Schmidt, A; Schreiner, M; Zebeli, Q; Knaus, W

  Event: 74. Tagung der Gesellschaft für Ernährungsphysiologie 2020

• Year: 2019 -  Genetic variants of bovine milk proteins – “A2 milk” authentication using isoelectric focusing and PCR

  Autoren: Mayer, HK; Lenz, K; Mauss, K; Fischer, A; Paskuti, F; Halbauer, E-M

  Event: 9th International Symposium on Recent Advances in Food Analysis RAFA 2019

• Year: 2019 -  The different forms of vitamin B12 in edible insects - Sources and causes

  Autoren: Schmidt, A; Burtscher, J; Kulma, M; Mayer, HK

  Event: Insecta 2019

• Year: 2019 -  Investigation of Vitamin B12 and Pseudovitamin B12 in algae based nutritional supplements by UHPLC-PDA-MS

  Autoren: Schmidt, A; Mayer, HK

  Event: 48th International Symposium on High-Performance Liquid Phase Separations and Related Techniques 2019

• Year: 2019 -  Vitamin B12 in buffalo worms by UHPLC-PDA-MS

  Autoren: Van den Oever, SP; Schmidt, A; Mayer, HK

  Event: Insecta 2019 International Conference

• Year: 2019 -  Bestimmung der nativen Zusammensetzung von B-Vitaminen in Milch

  Autoren: Schmidt, A; Mayer, HK

  Event: 74. ALVA Jahrestagung 2019 - Weinbau und Klima

• Year: 2019 -  Chlorogenic acids and caffeine in green and roasted coffee by HPLC-DAD

  Autoren: Schmidt, A; Macheiner, L; Fradler, K; Schreiner, M; Mayer, HK

  Event: 48th International Symposium on High-Performance Liquid Phase Separations and Related Techniques 2019

• Year: 2019 -  Genetic variants of bovine milk proteins – “A2 milk” authentication using isoelectric focusing and PCR

  Autoren: Mayer, HK; Lenz, K; Mauss, K; Fischer, A; Paskuti, F

  Event: XX EuroFoodChem Congress

• Year: 2019 -  Investigation of Vitamin B12 and Pseudovitamin B12 in algae based nutritional supplements by UHPLC-PDA-MS

  Autoren: Schmidt, A; Mayer, HK

  Event: 48th International Symposium on High-Performance Liquid Phase Separations and Related Techniques 2019

• Year: 2019 -  UHPLC-PDA-MS analysis of vitamin B12 in insects

  Autoren: Van den Oever, SP; Schmidt, A; Kulma, M; Mayer, HK

  Event: 9th International Symposium on Recent Advances in Food Analysis RAFA 2019

• Year: 2019 -  The polyamine spermidine as a health component in soy-foods: From soybean breeding to food production

  Autoren: Vollmann, J; Sagara, T; Pachner, M; Schmidt, A; Mayer, HK

  Event: Third International Legume Society Conference

• Year: 2019 -  Hidden forces and signs in coffee beans - Amino acids and polyamines

  Autoren: Macheiner, L; Schmidt, A; Mayer, HK

  Event: Vienna Coffee Festival

• Year: 2019 -  Bestimmung der nativen Zusammensetzung von B-Vitaminen in Milch

  Autoren: Schmidt, A; Mayer, HK

  Event: 74. ALVA Jahrestagung 2019 - Weinbau und Klima

• Year: 2019 -  The different forms of vitamin B12 in edible insects - Sources and causes

  Autoren: Schmidt, A; Burtscher, J; Kulma, M; Mayer, HK

  Event: Insecta 2019

• Year: 2019 -  UHPLC analysis of biogenic amines in different cheese varieties retailed in Austria

  Autoren: Mayer, HK; Fiechter, G; Schmidt, A

  Event: 9th International Symposium on Recent Advances in Food Analysis RAFA 2019

• Year: 2018 -  End of transition period for excessive high heat load of “over-processed” ESL milk in Austria

  Autoren: Mayer, HK; Boitz, LI; Schmidt, A

  Event: Österreichische Lebensmittelchemiker Tage 2018

• Year: 2018 -  Insects as a Source of Vitamin B12 - Opportunities and Obstacles

  Autoren: Schmidt, A; Mayer, HK

  Event: Insecta 2018

• Year: 2018 -  Insects as a Source of Vitamin B12 - Opportunities and Obstacles.

  Autoren: Schmidt, A; Mayer, HK

  Event: Insecta 2018

• Year: 2018 -  Vitamin B12 in mealworm: Determination by preparative immune-affinity chromatography and ultra-high performance liquid chromatography

  Autoren: Schmidt, A; Macheiner, L; Mayer, HK

  Event: ÖSTERREICHISCHEN LEBENSMITTELCHEMIKERTAGE 2018 - ZUSATZSTOFFE

• Year: 2018 -  Green coffee and derived products as a source of polyamines and free amino acids

  Autoren: Macheiner, L; Schmidt, A; Mayer; HK

  Event: PhD Candidate Symposium 2018

• Year: 2018 -  VITAMIN B12 UND DIE HERAUSFORDERUNGEN DER VITAMERE

  Autoren: Schmidt, A; Helmut, HK

  Event: ÖSTERREICHISCHEN LEBENSMITTELCHEMIKERTAGE 2018 - ZUSATZSTOFFE

• Year: 2018 -  VITAMIN B12 UND DIE HERAUSFORDERUNGEN DER VITAMERE

  Autoren: Schmidt, A; Mayer, HK

  Event: ÖSTERREICHISCHEN LEBENSMITTELCHEMIKERTAGE 2018 - ZUSATZSTOFFE

• Year: 2018 -  Quantifizierung der nativen Formen von Vitmain B12 in Lebensmitteln

  Autoren: Schmidt, A; Mayer, HK

  Event: Waters User Meeting

• Year: 2018 -  Tierartendifferenzierung bei Fleisch mittels Proteinfingerprinting und PCR

  Autoren: Mayer, HK; Galos, M

  Event: Österreichische Lebensmittelchemiker Tage 2018

• Year: 2018 -  A2-Milch in der Diskussion - Verteilung der Beta-Casein-Varianten beim Pinzgauer-Rind

  Autoren: Berger, C; Fürst-Waltl, B; Schwarzenbacher, H; Mayer, H

  Event: XII. Pinzgauer-Weltkongress

• Year: 2018 -  Biogenic amines in different cheese varieties at retail in Austria

  Autoren: Mayer, HK; Fiechter, G; Schmidt, A

  Event: 10th Cheese Symposium 2018

• Year: 2017 -  Neueste Entwicklungen in der Bestimmung wasserlöslicher Vitamine in Milch

  Autoren: Schmidt, A; Mayer, HK

  Event: ALVA Jahrestagung 2017 - Zukunft Obstbau, Arbeitsgemeinschaft für Lebensmittel-, Veterinär- und Agrarwesen

• Year: 2017 -  Biogenic amines in different cheese varieties retailed in Austria

  Autoren: Mayer, HK

  Event: 8th CHEMICAL REACTIONS IN FOODS CRF 2017 - International conference on new knowledge on chemical reactions during food processing and storage

• Year: 2017 -  Meat species identification using protein electrophoresis and PCR

  Autoren: Mayer, HK; Galos, M

  Event: 19th EuroFoodChem Conference 2017

• Year: 2017 -  Authenticity of thermal processing technologies for milk based on the different forms of vitamin B6.

  Autoren: Schmidt, A; Mayer, HK

  Event: 31st EFFoST

• Year: 2017 -  Determination of vitamin B12 in mealworm (Tenebrio molitor larvae) using preparative immune-affinity chromatography and ultra high-performance liquid chromatography

  Autoren: Schmidt, A; Macheiner, L; Mayer, HK

  Event: INSECTA 2017

• Year: 2017 -  Determination of vitamin B12 using preparative immune-affinity chromatography and UHPLC

  Autoren: Schmidt, A; Call, LM; Mayer, HK

  Event: HPLC 2017

• Year: 2017 -  Field-based phenotyping examples from plant breeding: Di-nitrogen fixation and seed composition traits in soybean and camelina

  Autoren: Vollmann, J; Sagara, T; Pachner, M; Mayer, HK; Cvejic, S; Marjanovic-Jeromela, A;

  Event: 1st Austrian Plant Phenotyping Network (APPN) Meeting 2017

• Year: 2017 -  Heat load of extended shelf life (ESL) milk and cream in Austria

  Autoren: Mayer, HK; Boitz, LI

  Event: 8th CHEMICAL REACTIONS IN FOODS CRF 2017 - International conference on new knowledge on chemical reactions during food processing and storage

• Year: 2017 -  Heat load of extended shelf life (ESL) milk and cream in Austria

  Autoren: Mayer, HK; Boitz, L

  Event: 8th CHEMICAL REACTIONS IN FOODS CRF 2017 - International conference on new knowledge on chemical reactions during food processing and storage

• Year: 2017 -  Neueste Entwicklungen in der Bestimmung wasserlöslicher Vitamine in Milch.

  Autoren: Schmidt, A; Mayer, HK

  Event: ALVA Jahrestagung 2017 - Zukunft Obstbau, Arbeitsgemeinschaft für Lebensmittel-, Veterinär- und Agrarwesen

• Year: 2017 -  Authenticity of thermal processing technologies for milk based on the different forms of vitamin B6

  Autoren: Schmidt, A; Mayer, HK

  Event: 31st EFFoST

• Year: 2017 -  Meat species identification using protein electrophoresis and PCR

  Autoren: Mayer, HK; Galos, M

  Event: 19th EuroFoodChem Conference 2017

• Year: 2017 -  Excessive heat load of extended shelf life (ESL) milk and cream caused by (un)intentional over-processing?

  Autoren: Mayer, HK; Boitz, LI; Schmidt, A

  Event: 8th International Symposium on Recent Advances in Food Analysis RAFA 2017

• Year: 2017 -  Simultaneous determination of pantothenic acid and riboflav in milk by UHPLC

  Autoren: Schmidt, A; Reiter, K; Mayer, HK

  Event: HPLC 2017

• Year: 2017 -  Authentication of meat species using protein electrophoresis and PCR

  Autoren: Mayer, HK; Galos, M

  Event: 8th International Symposium on Recent Advances in Food Analysis RAFA 2017

• Year: 2016 -  Evaluation of heat load indicators for extended shelf life (ESL) milk and cream in Austria

  Autoren: Mayer, HK; Boitz, LI; & Fiechter, G

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Authentizität von Lebensmitteln

  Autoren: Mayer, HK

  Event: 4. Shimadzu User Meeting

• Year: 2016 -  UHPLC-Analytik von Vitamin B6 und B2 in Milch.

  Autoren: Schmidt, A; Hinterleitner, H; Schreiner, M; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Beurteilung unterschiedlicher Erhitzungsindikatoren („TTIs“) in Schlagobers, Kaffeesahne/-Milch und Kondensmilch zur Abschätzung der Hitzebelastung

  Autoren: Boitz, LI; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Polyamines in legumes: Components with a possibly strong health potential and their respective breeding options

  Autoren: Vollmann J., Sagara T. , Mayer H.K.

  Event: 20th EUCARPIA General Congress 2016

• Year: 2016 -  A novel ultra-high performance liquid chromatography method for the rapid assessment of the native vitamin B6 spectra in bovine milk.

  Autoren: Schmidt, A; Hinterleitner, H; Schreiner, M; Mayer, HK

  Event: 31st International Symposium on Chromatography

• Year: 2016 -  A novel ultra-high performance liquid chromatography method for the rapid assessment of the native vitamin B6 spectra in bovine milk

  Autoren: Schmidt, A; Hinterleitner, H; Schreiner, M; Mayer, HK

  Event: 31st International Symposium on Chromatography, Genzo Shimadzu Best Poster Award - Flash Presentation

• Year: 2016 -  Quantitation of various capsaicinoids in different chili varieties by ultra-high performance liquid chromatography

  Autoren: Schmidt, A; Fiechter, G; Fritz, EM; Mayer, HK

  Event: 31st International Symposium on Chromatography

• Year: 2016 -  Assessment of heat load of extended shelf life (ESL) milk and cream

  Autoren: Mayer, HK

  Event: 1st Food Chemistry Conference 2016 – Shaping the Future of Food Quality, Health and Safety

• Year: 2016 -  Neue Aspekte zu Spermidin in Sojabohnen

  Autoren: Vollmann, J; Sagara, T; Mayer, H.K.

  Event: Menopause, Andropause, Antiaging 2016

• Year: 2016 -  UHPLC-Analytik von Pantothensäure und Riboflavin in Milch

  Autoren: Reiter, K; Schmidt, A; Boitz, LI; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Optimization of Electrophoretic Methods for the Characterization of Proteins isolated from Locusta migratoria and Tenebrio molitor

  Autoren: Schmidt, A; Purschke, B; Tanzmeister, H; Meinlschmidt, Jäger, H; Mayer, HK

  Event: INSECTA 2016

• Year: 2016 -  Authentizitätsprüfung von Lebensmitteln – neue alte Herausforderungen für Lebensmittelchemiker

  Autoren: Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Erhitzungsindikatoren („TTIs“) in Milch(produkten) zur Differenzierung pasteurisierter, „länger frischer“ und ultrahocherhitzter Produkte

  Autoren: Boitz, LI; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2016 -  Soybean quality: Options for improvement of food safety and health value

  Autoren: Vollmann, J; Watanabe, D; Adanyi, N; Losak, T; Mayer, HK

  Event: 66. Tagung der Vereinigung der Pflanzenzüchter und Saatgutkaufleute Österreichs 2015

• Year: 2016 -  UHPLC analysis of biogenic amines in different cheese varieties

  Autoren: Mayer, HK

  Event: 1st Food Chemistry Conference 2016 – Shaping the Future of Food Quality, Health and Safety

• Year: 2016 -  UHPLC-Analytik von Vitamin B6 und B2 in Milch

  Autoren: Schmidt, A; Hinterleitner, H; Schreiner, M; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2016

• Year: 2015 -  Schnelle Furosin-Analytik mittels UHPLC in Milch

  Autoren: Boitz, LI; Mayer, HK

  Event: 44. Deutscher Lebensmittelchemikertag 2015

• Year: 2015 -  Detection of cow´s milk in dairy products at protein and DNA level

  Autoren: Mayer, HK

  Event: 7th IDF International Symposium on Sheep, Goat and other non-Cow Milk

• Year: 2015 -  RP-HPLC analysis of furosine as heat load indicator in pasteurized, ESL and UHT liquid milk samples at retail in Austria

  Autoren: Boitz, LI; Fiechter, G; Mayer, HK

  Event: 42th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2015

• Year: 2015 -  ESL-Milch − wollen KonsumentInnen tatsächlich "länger frische" Milch?

  Autoren: Mayer, HK

  Event: Woche der Chemie an der BOKU 2016 - Chemie in den Lebens- und Umweltwissenschaften

• Year: 2015 -  A novel UHPLC method for the rapid determination of furosine as heat load indicator in commercial milk samples

  Autoren: Boitz, LI; Fiechter, G; Mayer, HK

  Event: 42th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2015

• Year: 2015 -  Extended shelf life (ESL) milk in Austria − dairy products with excessive heat load?

  Autoren: Mayer, HK; Boitz, LI

  Event: 7th International Symposium on Recent Advances in Food Analysis RAFA 2015

• Year: 2015 -  UHPLC analysis of biogenic amines in different cheese varieties retailed in Austria

  Autoren: Mayer, HK; Fiechter, G

  Event: 42th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2015

• Year: 2015 -  Arbeitsschwerpunkte DLWT: "Authentizität von Milchprodukten“ (ESL-Milch; Tierartendifferenzierung; Biogene Amine in Käse)

  Autoren: Mayer, HK

  Event: AMA / Laborleiter-Treffen 2105

• Year: 2015 -  Authentication of milk species in dairy products at protein and DNA level

  Autoren: Mayer, HK

  Event: 7th International Symposium on Recent Advances in Food Analysis RAFA 2015

• Year: 2015 -  Physico-chemical characteristics of sheep’s and goat’s milk in Austria

  Autoren: Mayer, HK

  Event: 7th IDF International Symposium on Sheep, Goat and other non-Cow Milk

• Year: 2015 -  Erhitzungsindikatoren („TTIs“) in Milch(produkten) zur Differenzierung pasteurisierter, „länger frischer“ und ultrahocherhitzter Produkte

  Autoren: Boitz, LI; Fiechter, G; Schmidt, A; Mayer, HK

  Event: ANAKON 2015

• Year: 2015 -  Evaluation of heat load indicators for extended shelf life (ESL) milk and cream

  Autoren: Mayer, HK; Boitz, LI; Fiechter, G

  Event: 18th EURO FOOD CHEM 2015 - UPCOMING CHALLENGES IN FOOD SCIENCE

• Year: 2015 -  RP-HPLC analysis of furosine and acid-soluble ß-lactoglobulin for heat load evaluation of whipping cream

  Autoren: Mayer, HK; Boitz, LI; Fiechter, G

  Event: 42th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2015

• Year: 2015 -  Biogenic amines in different cheese varieties at retail in Austria

  Autoren: Mayer, HK; Fiechter, G

  Event: 18th EURO FOOD CHEM 2015 - UPCOMING CHALLENGES IN FOOD SCIENCE

• Year: 2014 -  A RP-HPLC method for the determination of furosine as heat load indicator in Austrian commercial milk samples

  Autoren: Boitz, LI, Fiechter, G; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  UPLC™ analysis of biogenic amines in different cheese varieties

  Autoren: Mayer, HK; Fiechter, G

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  Analytischer Vergleich von Trockenplasmaproben

  Autoren: Fiechter, G; Windisch, A; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  RP-HPLC analysis of furosine and acid-soluble ß-lactoglobulin to assess the heat load of cream retailed in Austria

  Autoren: Mayer, HK; Boitz, LI; Tjoa, L; Fiechter, G

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  Detection of cow´s milk as a potential allergen in food using electrophoresis and PCR

  Autoren: Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  UHPLC analysis of thiamine and its phosphate esters in milk

  Autoren: Schmidt, A; Fiechter, G; Boitz, LI; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  A novel UHPLC method for the rapid determination of β-lactoglobulin as heat load indicator in commercial milk samples

  Autoren: Boitz, LI; Seifried, R; Fiechter, G; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  UHPLC analysis of capsaicinoids in different chili varieties

  Autoren: Fiechter, G; Fritz, EM; Stangl, SV; Philipp, C; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  Einsatz von UPLC in der Milchanalytik

  Autoren: Fiechter, G; Mayer H

  Event: Österreichisches LC-User Meeting 2014

• Year: 2014 -  Sind Furosin und ß-Lactoglobulin als Erhitzungsindikatoren für pasteurisierte, „länger frische“ und ultrahocherhitzte-Schlagsahne geeignet?

  Autoren: Boitz, LI; Mayer, HK

  Event: 43. Deutscher Lebensmittelchemikertag 2014

• Year: 2014 -  Qualität von Sauermilchkäse: Evaluierung der biogenen Amingehalte

  Autoren: Fiechter, G; Sivec, G; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  RP-HPLC analysis of furosine and acid-soluble ß-lactoglobulin of Austrian commercial cream samples

  Autoren: Boitz, LI; Tjoa, L; Fiechter, G; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  UHPLC analysis of water-soluble vitamins

  Autoren: Schmidt, A; Schreiner, M; Fiechter, G; Boitz, LI; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  UHPLC-Analytik wasserlöslicher Vitamine

  Autoren: Schreiner, M; Schmidt, A., Fiechter, G; Boitz, LI; Mayer, HK

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  Enzymatische Bestimmung von Lactulose in Schlagsahne aus dem Einzelhandel und Beurteilung der Eignung als „TTI“

  Autoren: Boitz, LI; Mayer, HK

  Event: 43. Deutscher Lebensmittelchemikertag 2014

• Year: 2014 -  Biogenic amine levels in ripened acid-curd cheeses

  Autoren: Fiechter, G; Sivec, G; Mayer, HK

  Event: 30th International Symposium on Chromatography 2014

• Year: 2014 -  Biogenic amine levels in various cheese varieties.

  Autoren: Mayer, HK; Fiechter, G

  Event: Österreichische Lebensmittelchemiker Tage 2014

• Year: 2014 -  Enzymatische Bestimmung von Lactulose in Schlagsahne, UHT- und Sterilmilchprodukten aus dem Einzelhandel und Beurteilung der Eignung als „TTI

  Autoren: Boitz, LI; Mayer, HK

  Event: GDL-Kongress Lebensmitteltechnologie 2014

• Year: 2013 -  Rapid UHPLC analysis of capsaicinoids in different chili varieties

  Autoren: Fiechter, G; Fritz, EM; Stangl, SV; Philipp, C; Mayer, HK

  Event: 6th International Symposium on Recent Advances in Food Analysis RAFA 2013

• Year: 2013 -  Biogenic amines in different cheese varieties

  Autoren: Mayer, HK; Fiechter, G

  Event: Dairy Conference 2013

• Year: 2013 -  Bestimmung von biogenen Aminen in verschiedenen Sauermilchkäsen

  Autoren: Fiechter, G; Sivec, G; Mayer, H.K.

  Event: 1. Linzer Kontaminantentagung - Schadstoffe in Lebens- und Futtermitteln 2013

• Year: 2013 -  UPLC analysis of biogenic amines in different cheese varieties

  Autoren: MAYER, HK; Fiechter, G

  Event: 6th International Symposium on Recent Advances in Food Analysis RAFA 2013

• Year: 2013 -  Current issues of food authentication – Authenticity of dairy products.

  Autoren: Mayer, H.K.

  Event: 12th European conference for chemistry teachers

• Year: 2012 -  „Extended shelf life“ (ESL)-Milch in Österreich – Konsummilch mit geringer Hitzebelastung oder UHT-Konserve?

  Autoren: Mayer, HK

  Event: GDL-Kongress Lebensmitteltechnologie 2012

• Year: 2012 -  Determination of biogenic amines in cheese

  Autoren: Mayer, HK; Fiechter, G

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  Chemical composition of sheep’s and goat’s milk in Austria

  Autoren: Mayer, HK; Fiechter, G

  Event: 9th International Symposium on Milk Genomics and Human Health 2012

• Year: 2012 -  Total isoflavone aglycones in different soybean cultivars

  Autoren: Fiechter, G; Opacak, I; Raba, B; Mayer, HK

  Event: GDL-Kongress Lebensmitteltechnologie 2012

• Year: 2012 -  Evaluation of heat load indicators for extended shelf life (ESL) milk

  Autoren: Mayer, HK; Raba, B; Fiechter, G

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  Authentizität von Lebensmitteln – zukünftige Herausforderungen in der Lebensmittelanalytik

  Autoren: Mayer, H.K.

  Event: 140 Jahre Universität für Bodenkultur Wien 2012 - Quo vadis, Universität(en)?

• Year: 2012 -  Determination of total isoflavone aglycones in different soybean cultivars after enzymatic hydrolysis

  Autoren: Fiechter, G; Opacak, I; Raba, B; Mayer, HK

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  Monitoring of biogenic amines in cheese

  Autoren: Mayer, HK; Fiechter, G

  Event: GDL-Kongress Lebensmitteltechnologie 2012

• Year: 2012 -  „Länger frische“ (ESL-) Milch in Österreich – wertvolle Konsummilch oder UHT-Konserve?

  Autoren: Mayer, HK

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  Quantitative determination of cow’s milk percentage in dairy products – an analytical challenge forever?

  Autoren: Mayer, HK; Bürger, J; Kaar N; Wondratsch, B

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  UHPLC amino acid analysis and its application to various foods

  Autoren: Fiechter, G; Mayer, HK

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2012 -  Capsaicinoids in different chili pepper varieties

  Autoren: Fritz, EM; Philipp, C; Fiechter, G; Mayer, HK

  Event: GDL-Kongress Lebensmitteltechnologie 2012

• Year: 2012 -  Physico-chemical parameters of goat’s milk from different breeds in Austria

  Autoren: Mayer, HK; Fiechter, G

  Event: 9th International Symposium on Milk Genomics and Human Health 2012

• Year: 2012 -  Determination of capsaicinoids in different chili pepper varieties

  Autoren: Fritz, EM; Philipp, C; Fiechter, G; Mayer, HK

  Event: Österreichische Lebensmittelchemikertage GÖCH 2012-Haltbarkeit von Lebensmitteln

• Year: 2011 -  Isoflavone analysis with Ultra Performance Liquid Chromatography: Application to soy-based nutritional supplements

  Autoren: Fichter, G., Opacak, I., Raba, B., Mayer, H.K.

  Event: 36th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2011

• Year: 2011 -  A New Ultra Performance Liquid Chromatography method for the determination of total isoflavone aglycones in different soybean cultivars after enzymatic hydrolysis

  Autoren: Fichter, G., Opacak, I., Raba, B., Mayer, H.K.

  Event: 36th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2011

• Year: 2011 -  Characterization of amino acid profiles of culture media using Ultra Performance Liquid Chromatography, AQC pre-column derivatization and UV detection

  Autoren: Fichter, G., Mayer, H.K.

  Event: 36th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2011

• Year: 2011 -  Species authentication in dairy and soy products

  Autoren: Mayer, H.K.

  Event: MoniQA Food Scientist Training 2011 - Authenticating and tracing particular food categories

• Year: 2011 -  Physical and chemical characteristics of sheep’s and goat’s milk in Austria

  Autoren: Mayer, H.K., Fiechter, G., Schwarz, W., Ulberth, F.

  Event: International Symposium on Sheep, Goat and other non-Cow Milk IDF 2011

• Year: 2011 -  Method transfer from HPLC to Ultra Performance Liquid Chromatography (UPLC): Biogenic amines in different cheese varieties

  Autoren: Mayer, H.K., Fichter, G.

  Event: 36th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2011

• Year: 2011 -  Ultra Performance Liquid Chromatography (UPLC) analysis of biogenic amines in cheese

  Autoren: Mayer, H.K., Fichter, G.

  Event: International Food Congress on Novel Approaches in Food Industry (NAFI 2011)

• Year: 2011 -  Characterization of nitrogenous compounds of different types of bovine whey

  Autoren: Fiechter, G., Mayer, H.K.

  Event: 5th International Symposium on Recent Advances iin Food Analysis RAFA 2011

• Year: 2011 -  Quantification of cows’ milk percentage in dairy products – a myth?

  Autoren: Mayer, H.K., Bürger, J., Kaar, N.

  Event: 5th International Symposium on Recent Advances iin Food Analysis RAFA 2011

• Year: 2011 -  Entwicklung eines auf Mikrosatelliten basierenden Nachweissystems zur Differenzierung von Gerstensorten.

  Autoren: Wang, J., Peterseil, V., Mayer, H.K., Hochegger, R.

  Event: 62. Jahrestagung der Vereinigung der Pflanzenzüchter und Saatgutkaufleute Österreichs 2011

• Year: 2011 -  Physico-chemical characteristics of goat’s milk in Austria – seasonal variations and differences between breeds

  Autoren: Mayer, H.K., Fiechter, G., Schober, D., Ulberth, F.

  Event: International Symposium on Sheep, Goat and other non-Cow Milk IDF 2011

• Year: 2010 -  Species identification in dairy and soy products based on protein and DNA level

  Autoren: Mayer, H.K., Weippl, A, Kern, C., Bürger, J.

  Event: BIORAD qPCR User Meeting 2010

• Year: 2010 -  A comparison of selected valuable components in traditional “soymilk” and cow milk

  Autoren: Raba, B., Fiechter, G., Schreiner, M., Mayer, H.K

  Event: 1st International Congress on Food Technology 2010

• Year: 2010 -  New feeding strategies for Awassi sheep in drought affected areas and their effect on product quality

  Autoren: Hilali, M., Iñiguez, L., Mayer, H., Knaus, W., Schreiner, M., Zaklouta, M., Wurzinger, M.

  Event: International Conference on food security and climate change in dry areas

• Year: 2010 -  RP-HPLC analysis of furosine and acid-soluble ß-lactoglobulin to assess the heat load of extended shelf life (ESL) milk in Austria

  Autoren: Mayer, H.K., Raba, B., Meier, J.

  Event: 28th International Symposium on Chromatography 2010

• Year: 2010 -  Effect of supplementation with agro-industrial by-products on milk fatty acids in Awassi sheep

  Autoren: Hilali, M., Iñiguez, L., Mayer, H., Knaus, W., Zaklouta, M., Wurzinger, M., Schreiner, M.

  Event: Tropentag 2010 - World Food System - A contribution from Europe

• Year: 2010 -  Isoflavone fingerprinting of soy-based nutritional supplements via Ultra Performance Liquid Chromatography

  Autoren: Fiechter, G., Raba, B., Jungmayr, A., Mayer, H.K.

  Event: Österreichische Lebensmittelchemiker Tage 2010

• Year: 2010 -  Determination of phytoestrogens in soy-based nutritional supplements via Ultra Performance Liquid Chromatography

  Autoren: Fiechter, G., Raba, B., Jungmeier, A., Mayer, H.K.

  Event: 1st International Congress on Food Technology 2010

• Year: 2010 -  Selected valuable components in “soymilk” versus cow milk – A comparison

  Autoren: Raba, B., Fiechter, G., Schreiner, M., Mayer, H.K

  Event: Österreichische Lebensmittelchemiker Tage 2010

• Year: 2010 -  Ultra Performance Liquid Chromatography (UPLC) analysis of free amino acids and biogenic amines in dairy products

  Autoren: Mayer, H.K., Fiechter, G., Fischer, E.

  Event: 28th International Symposium on Chromatography 2010

• Year: 2010 -  Extended shelf life (ESL) milk in Austria – valuable dairy product or milk with excessive heat load

  Autoren: Mayer, H.K., Raba, B., Meier, J., Schmid, A.

  Event: 1st International Congress on Food Technology 2010

• Year: 2010 -  Extended shelf life (ESL)-Milch – wertvolles Milchprodukt oder Milch mit übermäßiger Hitzebelastung?

  Autoren: Mayer, H.K., Raba, B., Meier, J., Schmid, A.

  Event: Österreichische Lebensmittelchemiker Tage 2010

• Year: 2010 -  “Soymilk” in relation to cow milk

  Autoren: Raba, B., Fiechter, G., Schreiner, M., Mayer, H.K

  Event: 28th International Symposium on Chromatography 2010

• Year: 2010 -  Evaluation of phytoestrogen content of soy-based nutritional supplements via Ultra Performance Liquid Chromatography

  Autoren: Fiechter, G., Raba, B., Jungmayr, A., Mayer, H.K.

  Event: 28th International Symposium on Chromatography 2010

• Year: 2009 -  Authenticity of extended shelf life (ESL) milk samples in Austria

  Autoren: Mayer, H.K.

  Event: 4th International Symposium on Recent Advances in Food Analysis 2009

• Year: 2009 -  Reversed-phase HPLC analysis of native ß-lactoglobulin and furosine for the evaluation of heat load of extended shelf life (ESL) milk samples in Austria

  Autoren: Mayer, H.K., Schmid, A., Meier, J., Raba, B.

  Event: 34th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2009

• Year: 2009 -  Characterization of free amino acid excretion in Sur-lie model wines via Ultra Performance Liquid Chromatography

  Autoren: Fiechter, G., Pavelescu, D., Hainzl, V., Mayer, H.K.

  Event: 34th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2009

• Year: 2009 -  Determination of free amino acids in bovine milk via ultra-performance liquid chromatography

  Autoren: Fiechter, G., Mayer, H.K.

  Event: Milchkonferenz 2009

• Year: 2009 -  RP-HPLC analysis of furosine and native ß-lactoglobulin to assess the heat load of extended shelf life (ESL) milk samples in Austria

  Autoren: Mayer, H.K., Raba, B., Meier, J., Schmid, A.

  Event: 4th IDF Dairy Science & Technology Week 2009

• Year: 2009 -  Determination of caprine and bovine glycomacropeptide fractions in dairy products using RP-HPLC

  Autoren: Mayer, H.K., Raba, B.

  Event: 4th IDF Dairy Science & Technology Week 2009

• Year: 2009 -  UPLC analysis of free amino acids and biogenic amines in different cheese varieties

  Autoren: Mayer, H.K., Fischer, E, Fiechter, G.

  Event: 15th EURO FOOD CHEM 2009 - FOOD FOR THE FUTURE - the contribution of chemistry to improvement of food quality

• Year: 2009 -  Caprine and bovine glycomacropeptide fractions as potential ingredient for functional dairy products

  Autoren: Mayer, H.K., Raba, B.

  Event: 6th NIZO Dairy Conference on Dairy Ingredients - Innovations in Functionality 2009

• Year: 2009 -  Peptide mapping of different types of bovine whey via ultra performance liquid chromatography

  Autoren: Fiechter, G., Gorzki, L., Mayer, H.K.

  Event: Milchkonferenz 2009

• Year: 2009 -  Ultra Performance Liquid Chromatography analysis of free amino acids as possible authenticity markers in bee honey

  Autoren: Fiechter, G., Mayer, H.K.

  Event: 34th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2009

• Year: 2009 -  Detection and quantification of bovine, ovine and caprine milk percentages in dairy and soybean products using isoelectric focusing of g-caseins and Real-time PCR

  Autoren: H.K. Mayer, C. Kern, J. Bürger

  Event: 4th International qPCR Symposium 2009

• Year: 2009 -  Characterization of isoflavone composition in soy-based nutritional supplements via ultra performance liquid chromatography (UPLC™)

  Autoren: Fiechter, G., Raba, B., Mayer, H.K.

  Event: 4th International Symposium on Recent Advances in Food Analysis 2009

• Year: 2009 -  “Soymilk” – an adequate alternative to cow milk?

  Autoren: Raba, B., Fiechter, G., Wunderer, A., Goldfuss, I., Sattler, N., Schreiner, M., Mayer, H.K

  Event: Milchkonferenz 2009

• Year: 2009 -  Assessment of heat load of extended shelf life (ESL) milk samples in Austria

  Autoren: Mayer, H.K., Schmid, A., Raba, B., Meier, J.

  Event: Milchkonferenz 2009

• Year: 2009 -  Native ß-lactoglobulin and furosine as indicators for heat load of extended shelf life (ESL) milk

  Autoren: Mayer, H.K., Raba, B., Meier, J., Schmid, A., Wunderer, A.

  Event: 6th NIZO Dairy Conference on Dairy Ingredients - Innovations in Functionality 2009

• Year: 2009 -  Detection and quantification of cow’s milk percentage in dairy and soybean products using electrophoretic and PCR techniques

  Autoren: Mayer, H.K., Weippl, A, Kern, C., Bürger, J.

  Event: 15th EURO FOOD CHEM 2009 - FOOD FOR THE FUTURE - the contribution of chemistry to improvement of food quality

• Year: 2009 -  Authenticity monitoring of free amino acids in fruit juice via Ultra Performance Liquid Chromatography

  Autoren: Fiechter, G., Mayer, H.K.

  Event: 34th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2009

• Year: 2009 -  Free amino acids and biogenic amines in different cheese varieties

  Autoren: Mayer, H.K., Fischer, E., Fiechter, G.

  Event: Milchkonferenz 2009

• Year: 2009 -  Tierische Lebensmittel: Milch, Eier

  Autoren: MAYER, H.K.

  Event: ÖGE-Jahrestagung 2009 - Gesundheitsförderung, Bedeutung der Lebensmittel- und Ernährungsqualität

• Year: 2009 -  Free Amino Acids and Biogenic Amines as Minor Components in Dairy Products

  Autoren: Mayer, H.K., Fischer, E., Fiechter, G.

  Event: 6th NIZO Dairy Conference on Dairy Ingredients - Innovations in Functionality 2009

• Year: 2009 -  Ultra Performance Liquid Chromatography (UPLC) analysis of free amino acids and biogenic amines in cheese

  Autoren: Mayer, H.K., Fischer, E., Fiechter, G.

  Event: 34th International Symposium on High-Performance Liquid Phase Separations and Related Techniques HPLC 2009

• Year: 2008 -  Authentication of ewes´ cheese by using isoelectric focusing of g-caseins and Real-time PCR

  Autoren: Mayer, H.K.

  Event: 1st Symposium of the Vienna Research Platform of Nutrition and Food Sciences VRPNFS 2008

• Year: 2008 -  Determination of free amino acids and biogenic amines in cheese using Ultra Performance Liquid Chromatography (UPLC)

  Autoren: Mayer, H.K.

  Event: 27th International Symposium on Chromatography 2008

• Year: 2008 -  Method transfer from HPLC to Ultra Performance Liquid Chromatography (UPLC): Biogenic amines in foods

  Autoren: Mayer, H.K.

  Event: 27th International Symposium on Chromatography 2008

• Year: 2008 -  Determination of biogenic amines in different cheese varieties using Ultra Performance Liquid Chromatography (UPLC)

  Autoren: Mayer, H.K.

  Event: 5th IDF Symposium on Cheese Ripening 2008

• Year: 2008 -  Free amino acids and biogenic amines in cheese analyzed by Ultra Performance Liquid Chromatography (UPLC)

  Autoren: Mayer, H.K., Fischer, E., Fiechter, G.

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Determination of protein patterns in Sur-lie model wines using sodium dodecyl sulfate polyacrylamide gel electrophoresis (SDS-PAGE)

  Autoren: Fiechter, G., Pavelescu, D., Meier, J., Mayer, H.K.

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Authentication of bifidobacteria using ARDRA and PCR-DDGE

  Autoren: Mayer, H.K.

  Event: 9th Symposium on Lactic Acid Bacteria 2008 - Health, Evolution and Systems

• Year: 2008 -  Quantitation of free amino acids in Sur-lie model wines via pre-column derivatization using 6-aminoquinolyl-N-hydroxysuccinimidyl carbamate (AQC) and Ultra-Performance Liquid Chromatography

  Autoren: Fiechter, G., Pavelescu, D., Hainzl, V., Kneifel, W., Mayer, H.K.

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Effect of feed diets on milk production and yogurt quality

  Autoren: El-Dine Hilali, M., Iniguez, L., Mayer, H., Knaus, W. F., Wurzinger, M., Schreiner, M.

  Event: Tropentag 2008 - Competition for Resources in a Changing World: New Drive for Rural Development

• Year: 2008 -  Determination of cows’ milk percentage in Slovak Bryndza sheep cheese using isoelectric focusing of g-caseins and RT-PCR

  Autoren: Mayer, H.K., Kern, C., Weippl, A., Mayr, S.

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Identification of Bifidobacterium species using ARDRA and PCR-DDGE

  Autoren: Mayer, H.K.

  Event: 3rd International Probiotic Conference IPC 2008 - Probiotics for the 3rd Millenium

• Year: 2008 -  Assessment of heat load of extended shelf life (ESL) milk using RP-HPLC and electrophoresis of native ß-lactoglobulin

  Autoren: Mayer, H.K.

  Event: 27th International Symposium on Chromatography 2008

• Year: 2008 -  Quantification of cow’s milk percentage in Slovak Bryndza sheep cheese using isoelectric focusing of gamma-caseins and RT-PCR.

  Autoren: Mayer, H.K.

  Event: 5th IDF Symposium on Cheese Ripening 2008

• Year: 2008 -  Evaluation of heat load of extended shelf life (ESL) milk using electrophoresis of whey proteins and RP-HPLC of furosine and native ß-lactoglobulin

  Autoren: Mayer, H.K., Meier, J., Raba, B.:

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Identification of Bifidobacterium strains using ARDRA, PCR-DDGE and DNA fingerprinting techniques

  Autoren: Mayer, H.K., Amtmann, E., Garsleitner, R.

  Event: First European Food Congress EFFoST 2008 - Food Production - Nutrition - Healthy Consumers

• Year: 2008 -  Bestimmung von Aminosäuren in Lebensmitteln mittels UPLC

  Autoren: Mayer, H.K., Fischer, E., Schüller, I., Moritz, M., Hainzl, V., Fiechter, G.

  Event: Österreichische Lebensmittelchemikertage 2008

• Year: 2008 -  Feed effect on milk production and yogurt quality

  Autoren: Hilalia, M., Iñigueza, L., Mayer, H.K., Knaus, W., Wurzinger, M., Schreiner, M.

  Event: Tropentag 2008 - Competition for Resources in a Changing World: New Drive for Rural Development

• Year: 2007 -  UPLC analysis of free amino acids and biogenic amines in cheese

  Autoren: Mayer, H.K.

  Event: 5th NIZO Dairy Conference 2007 - Prospects for Flavour Formation and Perception

• Year: 2007 -  RP-HPLC analysis of caprine and bovine glycomacropeptide to detect rennet whey solids in dairy products

  Autoren: Mayer, H.K.

  Event: 5th International Symposium on the Challenge to Sheep and Goat Milk Sectors 2007

• Year: 2007 -  Authentizität von Lebensmitteln - Verfälschungen wohin man schaut?

  Autoren: Mayer, H.K.

  Event: Seminar des Pädagogischen Instituts des Bundes in Oberösterreich, Tierische Lebensmittel – Produktion, Sensorik, Qualität

• Year: 2007 -  Determination of biogenic amines in cheese using a fast UPLC method

  Autoren: Mayer, H.K.

  Event: 5th Int. Congress on Food Technology 2007

• Year: 2007 -  RP-HPLC and electrophoresis of ß-lactoglobulin as indicator for heat load of extended shelf life milk

  Autoren: Mayer, H.K.

  Event: 5th Int. Congress on Food Technology 2007

• Year: 2007 -  Authentizität von Milch und Milchprodukten

  Autoren: MAYER, H.K.

  Event: Milchkonferenz 2007 - Gesellschaft für Milchwissenschaft / Society of Dairy Science

• Year: 2007 -  Methodentransfer HPLC - UPLC am Beispiel biogener Amine in Lebensmitteln

  Autoren: Mayer, H.K.

  Event: 4. Österreichisches Technologie Symposium 2007

• Year: 2007 -  Detection and quantification of bovine, ovine and caprine milk percentages in dairy and soybean products using electrophoresis and HPLC of caseins and whey proteins

  Autoren: Mayer, H.K.

  Event: 5th International Symposium on the Challenge to Sheep and Goat Milk Sectors 2007

• Year: 2006 -  Molecular identification of strains of the Lactobacillus acidophilus-group

  Autoren: Mayer, H.K.

  Event: 5th IDF Symposium on Scientific and Technology 2006 - Challenges in Fermented Milk

• Year: 2006 -  Characterisation of atypical antibiotic resistant bifidobacteria and lactobacilli - genetic heterogenity and influence of resistance elements on bacterial fitness.

  Autoren: Mayrhofer S., Domig K.J., Mair C., Amtmann E., Mayer H.K., Kneifel, W.

  Event: Assessment and Critical Evaluation of Antibiotic Resistance Transferability in Food Chain (ACE-ART) Meeting

• Year: 2006 -  Analytik biogener Amine in Lebensmitteln – Vergleich HPLC und UPLC

  Autoren: Mayer, H.K.

  Event: Österreichische Lebensmittelchemiker Tage 2006 - Schadstoffe in Lebensmitteln und Futtermitteln

• Year: 2006 -  Analytik biogener Amine in Lebensmitteln – Vergleich HPLC und UPLC

  Autoren: Mayer, H.K., Fischer, E., Nußbaumer, K., Rohrauer, G.

  Event: Österreichische Lebensmittelchemiker Tage 2006 - Schadstoffe in Lebensmitteln und Futtermitteln

• Year: 2006 -  New Bifidobacterium animalis ssp. lactis strains isolated from pig faeces as potential probiotics?

  Autoren: Mayer, H.K., Amtmann, E., Steinegger, G., Philippi, E.

  Event: 5th IDF Symposium on Scientific and Technology 2006 - Challenges in Fermented Milk

• Year: 2006 -  Determination of biogenic amines in chymus samples of weaning piglets using high performance liquid chromatography

  Autoren: Mayer, H.K., Fischer, E., Rohrauer, G.

  Event: 2nd World Nutrition Forum 2006 - The Future of Animal Nutrition

• Year: 2006 -  Identification of Bifidobacterium species using ARDRA and DGGE.

  Autoren: Amtmann, E., Garsleitner, R., Mayrhofer, S., Domig, K.J., Kneifel, W., Mayer, H.K.

  Event: 1st International Congress on Nutrition and Food Safety SAFE 2006 - Evaluation of Benefits and Risks

• Year: 2006 -  Detection of antibiotic resistance determinants in Bifidobacterium thermophilum isolates from the meat production chain.

  Autoren: Mayrhofer, S., Domig, K.J., Amtmann, E., Mair, C., Petersson, A., Mayer, H.K., Kneifel, W.

  Event: 1st International Congress on Nutrition and Food Safety SAFE 2006 - Evaluation of Benefits and Risks

• Year: 2006 -  Molecular identification of strains of the Lactobacillus acidophilus-group.

  Autoren: Mayer, H.K., Amtmann, E., Käfer, M., Schneider, K.

  Event: 5th IDF Symposium on Scientific and Technology 2006 - Challenges in Fermented Milk

• Year: 2006 -  New Bifidobacterium animalis ssp. lactis strains isolated from pig faeces as potential probiotics?

  Autoren: Mayer, H.K.

  Event: 5th IDF Symposium on Scientific and Technology 2006 - Challenges in Fermented Milk

• Year: 2006 -  Antibiotic susceptibility pattern of Bifidbacterium pseudolongum isolates from the beef and pork production chain.

  Autoren: Domig, K.J., Mayrhofer, S., Amtmann, E., Petersson, A., Mair, C., Mayer, H.K., Kneifel, W.

  Event: 1st International Congress on Nutrition and Food Safety SAFE 2006 - Evaluation of Benefits and Risks

• Year: 2006 -  Determination of biogenic amines in chymus samples of weaning piglets using high performance liquid chromatography

  Autoren: Mayer, H.K.

  Event: 2nd World Nutrition Forum 2006 - The Future of Animal Nutrition

• Year: 2006 -  Extended isotopic ‘fingerprints’ for highly reliable authentication and traceability of Marchfeld asparagus: a pilot study

  Autoren: Prohaska T., Boulyga S., Wenzel W., Mayer H.K., Schreiner M., Krska R., Klötzli U., Lohninger H., Jakubowski N., Horacek M., Wimmer B., Fodor P., Vanhaecke F.

  Event: 2nd Annual TRACE Meeting 2006

• Year: 2006 -  Identification of Bifidobacterium species using ARDRA and DGGE.

  Autoren: Amtmann, E., Garsleitner, R., Mayrhofer, S., Domig, K.J., Kneifel, W., Mayer, H.K.

  Event: 1st International Congress on Nutrition and Food Safety SAFE 2006 - Evaluation of Benefits and Risks

• Year: 2006 -  Effect of Essential Oils or Avilanmycin on Microbial, Histological and Molecular-Biological Parameters of Gut Health in Weaned Piglets

  Autoren: Kroismayr, A., Sehm, J., Mayer, H., Schreiner, M., Foissy, H., Wetscherek, W., Windisch, W.

  Event: 2nd World Nutrition Forum 2006 - The Future of Animal Nutrition

• Year: 2006 -  Bestimmung biogener Amine in Käse mittels HPLC und UPLC

  Autoren: Mayer, H.K., Fischer, E., Rohrauer, G, Nußbaumer, K., Schüller, I.

  Event: Österreichische Lebensmittelchemiker Tage 2006 - Schadstoffe in Lebensmitteln und Futtermitteln

• Year: 2006 -  Characterisation of atypical antibiotic resistant Bifidobacterium thermophilum, Bifidobacterium pseudolongum and Lactobacillus spp. isolates.

  Autoren: Mayrhofer S., Domig K.J., Amtmann E., Mayer H.K., Kneifel W.

  Event: ACE-ART Meeting, Instituto de Productos Lácteos de Asturias

• Year: 2006 -  Bestimmung biogener Amine in Käse mittels HPLC und UPLC

  Autoren: Mayer, H.K.

  Event: Österreichische Lebensmittelchemiker Tage 2006 - Schadstoffe in Lebensmitteln und Futtermitteln

• Year: 2006 -  Identification of Bifidobacterium species using ARDRA and DDGE

  Autoren: Amtmann, E.

  Event: 1st International Congress on Nutrition and Food Safety SAFE 2006 - Evaluation of Benefits and Risks

• Year: 2005 -  Electrophoretic study on the contribution of plasmin activity in milk to the extent of proteolysis in Parmesan cheese.

  Autoren: MAYER, H.K., REZEK, K.

  Event: 1st IDF Symposium on Indigenous Enzymes in Milk 2005

• Year: 2005 -  Molecular methods to identify Lactobacillus and Bifidobacterium species from food, feed and faeces of human and animal origin.

  Autoren: Amtmann, E., Mayrhofer, S., Domig, J.K., Kneifel, W., Mayer, H.K.

  Event: 3rd Probiotics and Prebiotics and New Foods Conference 2005

• Year: 2005 -  Electrophoretic study on the contribution of plasmin activity in milk to the extent of proteolysis in Parmesan cheese

  Autoren: Mayer, H.K.

  Event: 1st IDF Symposium on Indigenous Enzymes in Milk 2005

• Year: 2005 -  Molecular identification and characterisation of new Bifidobacterium animalis ssp. lactis strains isolated from pig faeces.

  Autoren: Mayer, H.K.

  Event: 4th NIZO Dairy Conference on Prospects for health, well-being and safety

• Year: 2005 -  Molecular identification and characterisation of new Bifidobacterium animalis ssp. lactis strains isolated from pig faeces

  Autoren: Mayer, H.K., Philippi, E., Steinegger, G., Amtmann, E.

  Event: 4. NIZO Dairy Conference: Prospects for health, well-being & safety

• Year: 2005 -  Molecular methods to identify Lactobacillus and Bifidobacterium species from food, feed and faeces of human and animal origin

  Autoren: Amtmann, E.

  Event: 3rd Probiotics and Prebiotics and New Foods Conference 2005

• Year: 2005 -  Polyphasic approach for the identification of potential probiotic Lactobacillus strains.

  Autoren: Mayer, H.K., Käfer, M., Amtmann, E.

  Event: 8th Symposium on Lactic Acid Bacteria 2005 - Genetics, Metabolism and Applications

• Year: 2005 -  Polyphasic approach for the identification of potential probiotic Lactobacillus strains

  Autoren: Mayer, H.K.

  Event: 8th Symposium on Lactic Acid Bacteria 2005 - Genetics, Metabolism and Applications

• Year: 2005 -  Effect of essential oils or Avilamycin on microbial, histological and molecular-biological parameters of gut health in weaned piglets

  Autoren: Kroismayr, A., J. Sehm, H. Mayer, M. Schreiner, H. Foissy, W. Wetscherek, W. Windisch

  Event: 4. BOKU-Symposium Tierernährung 2005

• Year: 2005 -  Identification of Bifidobacterium- and Lactobacillus- isolates from the food chain to species and strain level.

  Autoren: Mayrhofer, S., Domig, K.J., Amtmann, E., Mayer, H.K., Kneifel, W.

  Event: ACE-ART Meeting

• Year: 2005 -  Antibiotic resistance of strains belonging to Bifidobacterium pseudolongum, Bifidobacterium thermophilum and the Lactobacillus acidophilus group.

  Autoren: Mayrhofer, S., Domig, K.J., Amtmann, E., Mayer, H.K., Kneifel, W.

  Event: ACE-ART Meeting

• Year: 2004 -  Differentiation of Lactobacillus and Bifidobacterium species from food, feed and faeces of human and animal origin by molecular methods

  Autoren: Amtmann E., S. Mayrhofer, K.J. Domig, W. Kneifel, H.K. Mayer

  Event: 2nd Conference Sustain Life and Secure Survival 2004 - Socially and Environmentally Responsible Agribusiness

• Year: 2004 -  Quality control of rennets and cheeses using electrophoretic and chromatographic methods

  Autoren: Mayer, H.K.

  Event: IDF Symposium on Cheese 2004 – Ripening, Characterization & Technology

• Year: 2004 -  Molecular Methods Used for Strain Identification of Potentially Probiotic Lactobacilli

  Autoren: Weiss, A., Lettner, H.P., Kramer, W., Mayer, H.K., Kneifel, W.

  Event: 19th International ICFMH Symposium FoodMicro 2004 - New Tools for Improving Microbial Food Safety and Quality

• Year: 2004 -  Physical and chemical characteristics of sheep’s and goat’s milk in Austria.

  Autoren: Mayer, H.K., Schwarz, W. & Ulberth, F.

  Event: IDF Symposium on The Future of the Sheep and Goat Dairy Sectors 2004

• Year: 2004 -  Methodological Strategies for the Detection of Antimicrobial Resistance of Microorganisms

  Autoren: Kögler B., Lettner H.P., Kramer W., Mayer H., Kneifel W.

  Event: Österreichische Lebensmittelchemikertage 2004 - Sicherheit und Kontrolle im Globalen Markt

• Year: 2004 -  Methodological Strategies for Monitoring Antimicrobial Resistance in Microorganisms Originating from the Food Chain

  Autoren: Kögler B., Lettner H.P., Kramer W., Mayer H., Kneifel W.

  Event: 2nd Conference Sustain Life and Secure Survival 2004 - Socially and Environmentally Responsible Agribusiness

• Year: 2004 -  Differentiation of Lactobacillus and Bifidobacterium species from food, feed and faeces of human and animal origin by molecular methods

  Autoren: Amtmann

  Event: 2nd Conference Sustain Life and Secure Survival 2004 - Socially and Environmentally Responsible Agribusiness

• Year: 2004 -  Species identification of dairy products using electrophoretic, chromatographic and PCR techniques

  Autoren: Mayer, H.K.

  Event: IDF Symposium on Cheese 2004 – Ripening, Characterization & Technology

• Year: 2004 -  Antibiotikaresistenz in lebensmittelrelevanten Mikroorganismen - Risiko und Perspektiven.

  Autoren: Domig K.J., Kögler B., Mayer H.K., Kneifel W.

  Event: Österreichische Lebensmittelchemikertage 2004 - Sicherheit und Kontrolle im Globalen Markt

• Year: 2004 -  Authentizität probiotischer Mikroorganismen

  Autoren: Mayer, H.K.

  Event: Österreichische Lebensmittelchemikertage 2004 - Sicherheit und Kontrolle im Globalen Markt

• Year: 2004 -  Species identification in cheese varieties using electrophoretic, chromatographic and PCR techniques.

  Autoren: Mayer, H.K.

  Event: IDF Symposium on Cheese 2004 – Ripening, Characterization & Technology

• Year: 2004 -  Detection of cow’s milk in dairy products made from ewe’s and goat’s milk using PCR.

  Autoren: Mayer, H.K. & Mayr, S.

  Event: IDF Symposium on The Future of the Sheep and Goat Dairy Sectors 2004

• Year: 2004 -  Authentizität probiotischer Mikroorganismen.

  Autoren: Mayer, H.K., Mitterdorfer, G., Matlschweiger, C., Domig, K.J. & Kneifel, W.

  Event: Österreichische Lebensmittelchemikertage 2004 - Sicherheit und Kontrolle im Globalen Markt

• Year: 2004 -  Discrimination of Bifidobacterium animalis ssp. lactis from B. animalis ssp. animalis.

  Autoren: Mayer, H.K.

  Event: 2nd International Probiotic Conference 2004

• Year: 2004 -  Discrimination of Bifidobacterium animalis ssp. lactis from B. animalis ssp. animalis.

  Autoren: Mayer, H.K., Steinegger, G., Newart, M. & Kneifel, W.

  Event: 2nd International Probiotic Conference 2004

• Year: 2004 -  Methods Used for Strain Identification of Potentially Probiotic Lactobacilli

  Autoren: Weiss, A., Lettner, H.P., Kramer, W., Mayer, H.K., Kneifel, W.

  Event: 19th International ICFMH Symposium FoodMicro 2004 - New Tools for Improving Microbial Food Safety and Quality

• Year: 2004 -  Detection of cow’s milk in dairy products made from ewe’s and goat’s milk using PCR.

  Autoren: Mayer, H.K.

  Event: IDF Symposium on The Future of the Sheep and Goat Dairy Sectors 2004

• Year: 2004 -  Quality control of rennets and cheeses using electrophoretic and chromatographic methods.

  Autoren: Mayer, H.K.

  Event: IDF Symposium on Cheese 2004 – Ripening, Characterization & Technology

• Year: 2004 -  Standardised Routine Methodology for Identification of Probiotic Enterococci in Animal Feed.

  Autoren: Domig K.J., Weiss A., Kneifel W., Mayer H.K.

  Event: 19th International ICFMH Symposium FoodMicro 2004 - New Tools for Improving Microbial Food Safety and Quality

• Year: 2004 -  Suitability of different antibiotic susceptibility testing methods for the examination of food-chain related bifidobacteria and lactobacilli.

  Autoren: Mayrhofer, S., Domig, K.J., Amtmann, E., Mayer, H.K., Kneifel, W.

  Event: ACE-ART Meeting

• Year: 2004 -  Physical and chemical characteristics of sheep’s and goat’s milk in Austria.

  Autoren: Mayer, H.K.

  Event: IDF Symposium on The Future of the Sheep and Goat Dairy Sectors 2004

• Year: 2003 -  Species identification of meat products using protein electrophoresis and species-speficic PCR

  Autoren: MAYER Helmut K.

  Event: 7th International Symposium on Food Authenticity and Safety FASIS 2003

• Year: 2003 -  Authenticity of dairy products.

  Autoren: Mayer, H.K.

  Event: European Dairy Congress 2003

• Year: 2003 -  Species identification of meat products using protein electrophoresis and species-specific PCR (Poster)

  Autoren: Mayer, H.K., Goldenits, S.

  Event: 7th International Symposium on Food Authenticity and Safety FASIS 2003

• Year: 2003 -  Authentizität probiotischer Bifidobakterien-Stämme

  Autoren: Mayer, H.K., Newart, M., Enser, B., Kneifel, W.

  Event: Milchkonferenz 2003

• Year: 2003 -  Analysis of Saccharomyces cerevisiae and other yeasts in faeces of patients with IBD.

  Autoren: Angelberger, S., Dejaco, C., Mitterdorfer, G., Teml, A., Mayer, H., Vogelsang, H., Gangl, A., Kneifel, W. & Reinisch, W.

  Event: Symposium No 133

• Year: 2003 -  Search for new probiotic candidates: safety and quality criteria

  Autoren: Weiss, A., Mayer, H.K., Lettner, H.P., Kramer, W., Kneifel, W.

  Event: 1st FEMS Congress of European Microbiologists 2003

• Year: 2003 -  Probiotic enterococci in animal feeds: proposed methods for the official quality assessment

  Autoren: Domig, K.J., Weiss, A., Mayer, H.K., Leuschner, R.G.K., Kneifel, W.

  Event: 1st FEMS Congress of European Microbiologists 2003

• Year: 2002 -  Authentication of probiotic bifidobacteria using protein and DNA fingerprinting techniques

  Autoren: Mayer, H.K., Bonaparte, C., Newart, M., Kneifel, W.

  Event: IDF-Symposium 2002 - New Developments in Technology of Fermented Milks

• Year: 2002 -  Genetic identity and stability of probiotic lactic acid bacterial strains.

  Autoren: Mayer, H.K., Matlschweiger, C., Domig, K.J., Kneifel, W.

  Event: 7th Symposium on Lactic Acid Bacteria 2002

• Year: 2002 -  Methods for the official control of enterococci used as feed additives: Molecular biological identification of enterococci"

  Autoren: Domig, K.J., Mayer, H.K., Kneifel, W.

  Event: BGVV International Symposium 2002 - Enterococci in Foods: Functional and Safety Aspects

• Year: 2002 -  EU-Project SMT-CT98-2235: Methods for the official control of probiotics (microorganisms) used as feed additives: Enterococci

  Autoren: Domig, K.J., Mayer, H.K., Kneifel, W.

  Event: BGVV International Symposium 2002 - Enterococci in Foods: Functional and Safety Aspects

• Year: 2002 -  Identification of lactic acid bacterial strains using molecularbiology methods

  Autoren: Mayer, H.K., Matlschweiger, C., Domig, K.J., Kneifel, W.

  Event: IDF-Symposium 2002 - New Developments in Technology of Fermented Milks

• Year: 2001 -  Authenticity of probiotic lactic acid bacterial strains using molecular biology methods

  Autoren: Mayer, H.K., Domig, K.J., Matlschweiger, C., Kneifel, W.

  Event: NIZO Dairy Conference on Food Microbes 2001

• Year: 2000 -  Suitability of Culture Media for the Enumeration and Identification of Enterococcus sp. in Animal Feeds

  Autoren: Domig, K.J., Weiss, A., Mayer, H.K., Kneifel, W.

  Event: 1st. International ASM Conference of Enterococci

• Year: 1998 -  Differentiation of probiotic Lactobacillus species using protein-fingerprinting, PCR, RAPD-PCR and PFGE

  Autoren: Mayer, H.K., Domig, K.J., Bach, M., Kneifel, W.

  Event: European Dairy Experts Symposium

• Genetische und phänotypische Diversität von Saccharomyces-Stämmen aus kommerziell erhältlichen Produkten

  Autoren: Mayer, H.:

• Introduction to molecular biology methods.

  Autoren: Mayer, H.K.

• Clustering of probiotic Saccharomyces boulardil strains within the Saccharomyces cerevisiae group by karyotyping and protein fingerprinting

  Autoren: Mayer, H.:

• Protein fingerprinting of Saccharomyces islolates with therapeutic relevance using one- and two-dimensional electrophoresis

  Autoren: Mayer, H.

• Qualitätskontrolle von Labpräparaten mittels elektrophoretische und chromatographiser Methoden

  Autoren: Mayer, H.