Food Microbiology Research Laboratory

About

Research Infrastructure

•   Basic tools and equipment required for microbiology studies
•   Real Time-PCR (Light Cycler)
•   Biosafety Cabinet
•   Thermal Cycler PCR and Gel Imaging System
•    Oven-Incubator
•   Refrigerators
•   Water baths
•   Precision Balance
•   Sterilizer
•   Oven
•   Refrigerated incubator
•   Shaking water baths
•   Various capacity centrifuges
•   Laminar flow cabin
•   Autoclaves
•   Vortex
•   Heat cycle devices
•   Electrophoresis systems
•   Mini UV cabin
•   Electrophoresis imaging cabin
•   Mini API device and densitometer
•   Camera microscope
•   pH meter
•   Homogenizer
•   Juice extractor
•   Blender
•   Spectrophotometer
•   Libra
•   Precision balance

Researchers

•    Prof. Dr. S. Aykut Aytaç
•    Prof. Dr. Z. Yeşim Özbaş
•    Prof. Dr. M. Tijen Bozdemir (Department of Chemical Engineering)
•    Aslı Deniz Pehlivan (Food Engineer, Graduate student)
•    Fazilet Mıdık (MSc) (Food Engineer, PhD student)
•    Gizem Yalgın (Master Thesis Student)
•    Ece Konuralp (Master Thesis Student)
•    Gizem Kezer Özdemir (Graduate student)
•    Şilan Tüllük (Master Thesis Student)

Ongoing Projects

•   "The Presence and Molecular Characterization of Methicillin-Resistant Staphylococcus aureus (MRSA) in Milk and Dairy Products" Ank. It is carried out by the Dairy Technology Department of the Faculty of Agriculture of the University.
•   “Examination of liamocin (heavy oil) production by Aureobasidium pullulans” (Single project)

 

Completed Projects

•   Isolation and identification of lactic acid bacteria from sourdoughs and determination of in vitro toxicities of these microorganisms (BAP Project ID:15455)
•   Investigation of various parameters affecting pullulan production by Aureobasidium pullulans. Hacettepe University, Scientific Research Projects Coordination Unit, Project no 5305, 2015-2018 (Project coordinator)
•   Isolation and identification of Saccharomyces cerevisiae strains from local sourdoughs and determination of industrially important strains by determining their multifunctional properties. Hacettepe University, Scientific Research Projects Coordination Unit, Project no. FBA-2015-8028, 2015-2018 (Project coordinator)
• Investigation of beta-carotene production of some yeast species belonging to the genus Rhodotorula. Hacettepe University, Scientific Research Projects Coordination Unit, Project no. FUK- 2016-9048, 2016-2018 (Project coordinator)

Publications

Articles Published in Scientific Journals Covered by SCI
•     Karasu-Yalcin, S., Ergul-Senses, S., Ozbas, Z. Y. 2019. Yeast strains with technological and probiotic traits isolated from Mihalic cheese. International Food Research Journal, 26, 4, 1359-1370.
•   Mujdeci, G., Arevalo-Villena, M., Ozbas, Z. Y., Perez, A. B. 2018. Yeast identification during fermentation of Turkish Gemlik olives. Journal of Food Sciences, 83, 5, 1321-1325.
•   Karasu-Yalcin, S., Ergul, S. S., Ozbaş, Z. Y. 2017. Enzymatic characterization of yeast strains originated from traditional Mihalic cheese. Journal of Microbiology, Biotechnology and Food Sciences. 6, 5, 1152-1156.
•   Ergul-Senses, S., Ozbas, Z. Y. 2016. Characterization of some indigenous Saccharomyces cerevisiae isolates obtained during vinification of “Kalecik Karasi” and “Emir” grapes grown in central Anatolia. Ciência e Técnica Vitivinícola, 31, 2, 51-62.
•    Taban B., Aytac S.A. (2019). An evaluation of immunomagnetic separation-real-time PCR (IMS-RTiPCR) combined assay for rapid and specific detection of Escherichia coli O157:H7 in raw milk and ground beef. Food Science and Technology, 39(4), 955-961., Doi: 10.1590/fst.15818 (Publication No: 5187090)
•   Yucebay M, Karsli G.S, Taban B, Aytaç S.A., Özer H.B., Gursoy A., Akçelik M. (2019). The effects of autochthonous probiotic strains of Lactobacillus brevis and Pediococcus pentosaceus on Staphylococcus aureus during production and ripening of white-pickled cheeses. JOURNAL OF FOOD SAFETY AND FOOD QUALITY-ARCHIV FUR LEBENSMITTELHYGIENE, 70(1), 4-9., Doi: 10.2376/0003-925X-70-4
•    Colaklar M, Taban B., Aytaç S.A., Özer H.B., Gürsoy A., Akçelik N. (2019). Application of Bacteriocin-Like Inhibitory Substances (BLIS)- Producing Probiotic Strain of Lactobacillus plantarum in Control of Staphylococcus aureus in White-Brined Cheese Production. Journal of Agricultural Sciences-Journal of Agricultural Sciences, 25(4), 401-408., Doi: 10.15832/ankutbd.499129 (Publication No: 5187108)
Articles Published in Other Scientific Journals (Non-SCI and SSCI/Scanned by International Indexes)
•    Oktay Akdeniz B., Özbaş, Z. Y. 2020. Effects of Fermented Foods on Human Health. Food, 45, 6, 1215-1226.
International books or chapters in books written:
•     Seda Karasu Yalcin and Z. Yesim Ozbas, 2017. Yeasts from Traditional Cheses for Potential Applications. Global Food Security and Wellness. G. V. Barbosa-Canovas, G. M. Pastore, K. Candogan, I. G. M. Menza, S. C. S. Lannes, K. Buckle, R. Y. Yada, A. Rosenthal (Eds.), Springer. 277-293.
Papers Published at National Scientific Meetings
•   Mujdeci, G. N., Bozdemir, M. T., Özbaş, Z. Y. 2017. “A microbial polysaccharide: Pullulan and its application areas”. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 149.
•    Solak, B., Özbaş, Z. Y. 2017. Selection criteria for endogenous yeasts to be used as starter cultures”. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 141.
•   Midik, F., Bozdemir, M. T., Özbaş, Z. Y. 2017. Microbial carotenoid production. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 150.
•    Özbaş, Z. Y, Kara, G. N., Bozdemir, M. T. 2016. “Aureobasidium pullulans: Biotechnological importance”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 271.
•   Özbaş, Z. Y, Bozdemir, M. T. Midik, F. 2016. “Microbial factory cell: Rhodotorula glutinis”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 268.
•   Ozbas,Z. Y, Kirişcioğlu, B. 2016. “The importance of lactic acid bacteria and yeasts in sourdough microflora”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 264.
Papers Published in International Scientific Meetings
•   Akdeniz Oktay, B., Bozdemir, M. T., Özbaş, Z. Y., 2020. Potential use of hazelnut husk for pullulan production by Aureobasidium pullulans AZ-6, FEMS Online Conference on Microbiology, 28-31 October, 2020, Belgrade, Serbia. (oral presentation)
•   Müjdeci, G, N., Bozdemir, M, T., Özbaş, Z, Y., 2020. Effects of various nitrogen source combinations on growth and pullulan production characteristics of Aureobasidium pullulans AZ-6. FEMS Online Conference on Microbiology, 28-31 October 2020, Belgrade, Serbia.
•    Midik, F., Bozdemir, M. T. Özbaş, Z. Y., 2017. A comparative study on β–carotene production of some Rhodotorula strains. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•    Solak, B., Özbaş, Z. Y., 2017. Determination of carbon assimilation profiles for identification of Saccharomyces cerevisae strains isolated from Turkish sourdoughs. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•   Mujdeci, G. N., Bozdemir, M. T. Özbaş, Z. Y., 2017. Effects of various substrates on growth and pullulan production characteristics of Aureobasidium pullulans AZ-6. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•   Kara G. N., Bozdemir, M. T. Özbaş, Z. Y., 2017. A comparative study on pullulan production by various Aureobasidium pullulans strains. FEMS 2017-7th Congress of European Microbiologists, Valencia, Spain, June 9-13.
•   Karasu Yalçın, S., Bozdemir, M. T., Özbaş, Z. Y., 2015. Influences of  different minerals on the growth and citric acid production of Yarrowia lipolytica. FEMS 2015-6th Congress of European Microbiologists, Maastricht, The Netherlands, June 8-11.
•   Kara G. N., Özbaş, Z. Y., 2015. Determination of killer activities of the yeast strains isolated from natural fermentation media of Gemlik cultivar black olives. FEMS 2015-6th Congress of European Microbiologists, Maastricht, The Netherlands, June 8-11.

Links

About

Research Infrastructure

•   Basic tools and equipment required for microbiology studies
•   Real Time-PCR (Light Cycler)
•   Biosafety Cabinet
•   Thermal Cycler PCR and Gel Imaging System
•    Oven-Incubator
•   Refrigerators
•   Water baths
•   Precision Balance
•   Sterilizer
•   Oven
•   Refrigerated incubator
•   Shaking water baths
•   Various capacity centrifuges
•   Laminar flow cabin
•   Autoclaves
•   Vortex
•   Heat cycle devices
•   Electrophoresis systems
•   Mini UV cabin
•   Electrophoresis imaging cabin
•   Mini API device and densitometer
•   Camera microscope
•   pH meter
•   Homogenizer
•   Juice extractor
•   Blender
•   Spectrophotometer
•   Libra
•   Precision balance

Researchers

•    Prof. Dr. S. Aykut Aytaç
•    Prof. Dr. Z. Yeşim Özbaş
•    Prof. Dr. M. Tijen Bozdemir (Department of Chemical Engineering)
•    Aslı Deniz Pehlivan (Food Engineer, Graduate student)
•    Fazilet Mıdık (MSc) (Food Engineer, PhD student)
•    Gizem Yalgın (Master Thesis Student)
•    Ece Konuralp (Master Thesis Student)
•    Gizem Kezer Özdemir (Graduate student)
•    Şilan Tüllük (Master Thesis Student)

Ongoing Projects

•   "The Presence and Molecular Characterization of Methicillin-Resistant Staphylococcus aureus (MRSA) in Milk and Dairy Products" Ank. It is carried out by the Dairy Technology Department of the Faculty of Agriculture of the University.
•   “Examination of liamocin (heavy oil) production by Aureobasidium pullulans” (Single project)

 

Completed Projects

•   Isolation and identification of lactic acid bacteria from sourdoughs and determination of in vitro toxicities of these microorganisms (BAP Project ID:15455)
•   Investigation of various parameters affecting pullulan production by Aureobasidium pullulans. Hacettepe University, Scientific Research Projects Coordination Unit, Project no 5305, 2015-2018 (Project coordinator)
•   Isolation and identification of Saccharomyces cerevisiae strains from local sourdoughs and determination of industrially important strains by determining their multifunctional properties. Hacettepe University, Scientific Research Projects Coordination Unit, Project no. FBA-2015-8028, 2015-2018 (Project coordinator)
• Investigation of beta-carotene production of some yeast species belonging to the genus Rhodotorula. Hacettepe University, Scientific Research Projects Coordination Unit, Project no. FUK- 2016-9048, 2016-2018 (Project coordinator)

Publications

Articles Published in Scientific Journals Covered by SCI
•     Karasu-Yalcin, S., Ergul-Senses, S., Ozbas, Z. Y. 2019. Yeast strains with technological and probiotic traits isolated from Mihalic cheese. International Food Research Journal, 26, 4, 1359-1370.
•   Mujdeci, G., Arevalo-Villena, M., Ozbas, Z. Y., Perez, A. B. 2018. Yeast identification during fermentation of Turkish Gemlik olives. Journal of Food Sciences, 83, 5, 1321-1325.
•   Karasu-Yalcin, S., Ergul, S. S., Ozbaş, Z. Y. 2017. Enzymatic characterization of yeast strains originated from traditional Mihalic cheese. Journal of Microbiology, Biotechnology and Food Sciences. 6, 5, 1152-1156.
•   Ergul-Senses, S., Ozbas, Z. Y. 2016. Characterization of some indigenous Saccharomyces cerevisiae isolates obtained during vinification of “Kalecik Karasi” and “Emir” grapes grown in central Anatolia. Ciência e Técnica Vitivinícola, 31, 2, 51-62.
•    Taban B., Aytac S.A. (2019). An evaluation of immunomagnetic separation-real-time PCR (IMS-RTiPCR) combined assay for rapid and specific detection of Escherichia coli O157:H7 in raw milk and ground beef. Food Science and Technology, 39(4), 955-961., Doi: 10.1590/fst.15818 (Publication No: 5187090)
•   Yucebay M, Karsli G.S, Taban B, Aytaç S.A., Özer H.B., Gursoy A., Akçelik M. (2019). The effects of autochthonous probiotic strains of Lactobacillus brevis and Pediococcus pentosaceus on Staphylococcus aureus during production and ripening of white-pickled cheeses. JOURNAL OF FOOD SAFETY AND FOOD QUALITY-ARCHIV FUR LEBENSMITTELHYGIENE, 70(1), 4-9., Doi: 10.2376/0003-925X-70-4
•    Colaklar M, Taban B., Aytaç S.A., Özer H.B., Gürsoy A., Akçelik N. (2019). Application of Bacteriocin-Like Inhibitory Substances (BLIS)- Producing Probiotic Strain of Lactobacillus plantarum in Control of Staphylococcus aureus in White-Brined Cheese Production. Journal of Agricultural Sciences-Journal of Agricultural Sciences, 25(4), 401-408., Doi: 10.15832/ankutbd.499129 (Publication No: 5187108)
Articles Published in Other Scientific Journals (Non-SCI and SSCI/Scanned by International Indexes)
•    Oktay Akdeniz B., Özbaş, Z. Y. 2020. Effects of Fermented Foods on Human Health. Food, 45, 6, 1215-1226.
International books or chapters in books written:
•     Seda Karasu Yalcin and Z. Yesim Ozbas, 2017. Yeasts from Traditional Cheses for Potential Applications. Global Food Security and Wellness. G. V. Barbosa-Canovas, G. M. Pastore, K. Candogan, I. G. M. Menza, S. C. S. Lannes, K. Buckle, R. Y. Yada, A. Rosenthal (Eds.), Springer. 277-293.
Papers Published at National Scientific Meetings
•   Mujdeci, G. N., Bozdemir, M. T., Özbaş, Z. Y. 2017. “A microbial polysaccharide: Pullulan and its application areas”. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 149.
•    Solak, B., Özbaş, Z. Y. 2017. Selection criteria for endogenous yeasts to be used as starter cultures”. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 141.
•   Midik, F., Bozdemir, M. T., Özbaş, Z. Y. 2017. Microbial carotenoid production. 10. Food Engineering Congress, Antalya, 9-11 November 2017. 10. Food Engineering Congress book of abstracts, p. 150.
•    Özbaş, Z. Y, Kara, G. N., Bozdemir, M. T. 2016. “Aureobasidium pullulans: Biotechnological importance”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 271.
•   Özbaş, Z. Y, Bozdemir, M. T. Midik, F. 2016. “Microbial factory cell: Rhodotorula glutinis”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 268.
•   Ozbas,Z. Y, Kirişcioğlu, B. 2016. “The importance of lactic acid bacteria and yeasts in sourdough microflora”, Turkey 12th Food Congress, Edirne, 05-07 October 2016, Trakya University, Abstracts, 264.
Papers Published in International Scientific Meetings
•   Akdeniz Oktay, B., Bozdemir, M. T., Özbaş, Z. Y., 2020. Potential use of hazelnut husk for pullulan production by Aureobasidium pullulans AZ-6, FEMS Online Conference on Microbiology, 28-31 October, 2020, Belgrade, Serbia. (oral presentation)
•   Müjdeci, G, N., Bozdemir, M, T., Özbaş, Z, Y., 2020. Effects of various nitrogen source combinations on growth and pullulan production characteristics of Aureobasidium pullulans AZ-6. FEMS Online Conference on Microbiology, 28-31 October 2020, Belgrade, Serbia.
•    Midik, F., Bozdemir, M. T. Özbaş, Z. Y., 2017. A comparative study on β–carotene production of some Rhodotorula strains. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•    Solak, B., Özbaş, Z. Y., 2017. Determination of carbon assimilation profiles for identification of Saccharomyces cerevisae strains isolated from Turkish sourdoughs. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•   Mujdeci, G. N., Bozdemir, M. T. Özbaş, Z. Y., 2017. Effects of various substrates on growth and pullulan production characteristics of Aureobasidium pullulans AZ-6. 10th Balkan Cogress of Microbiology. Microbiologia Balkanica’ 2017, Sofia, Bulgaria, November 16-18.
•   Kara G. N., Bozdemir, M. T. Özbaş, Z. Y., 2017. A comparative study on pullulan production by various Aureobasidium pullulans strains. FEMS 2017-7th Congress of European Microbiologists, Valencia, Spain, June 9-13.
•   Karasu Yalçın, S., Bozdemir, M. T., Özbaş, Z. Y., 2015. Influences of  different minerals on the growth and citric acid production of Yarrowia lipolytica. FEMS 2015-6th Congress of European Microbiologists, Maastricht, The Netherlands, June 8-11.
•   Kara G. N., Özbaş, Z. Y., 2015. Determination of killer activities of the yeast strains isolated from natural fermentation media of Gemlik cultivar black olives. FEMS 2015-6th Congress of European Microbiologists, Maastricht, The Netherlands, June 8-11.

Links