Course Information


Course Information
Course Title Code Semester L+U Hour Credits ECTS
DAIRY MICROBIOLOGY ZST315 0 + 0 3.0 3.0

Prerequisites None

Language of Instruction Turkish
Course Level Graduate Degree
Course Type Compulsory
Mode of delivery
Course Coordinator
Instructors
Assistants
Goals The aim of this course is to enable undergraduate students to acquire information about basic and applied knowledge of dairy microbiology.
Course Content Pathogen and saprophyte microorganisms that can be found in milk and dairy products, their characteristics and diseases that they cause; the taxonomy and properties of lactic acid bacteria; probiotic microorganisms and their usage in dairy products; microbial enzymes and their effects on milk and dairy products; yeast, mold, rickettsia and viruses that can be found in milk and dairy products, their characteristics and the diseases that they cause,issues and practical solutions to be considered in terms of microbial safety and quality of milk and dairy products; microbiological solutions to common challenges in industrial processing of milk and production of dairy products
Learning Outcomes 1) Students explains the properties of milk as a growth medium of microorganisms.
2) Students can explain the morphological, physiological and biochemical characteristics of microorganisms in milk and dairy products.
3) Students will have information about the transition ways of microorganisms to milk and dairy products and the prevention of growth of them in milk and dairy products.
4) Students will have information about microorganisms used as starter cultures in dairy products.
5) Students explain the specifications of microorganisms in milk and dairy products in Turkish Food Codex, become able to apply analysis methods related to isolation, identification and enumeration of microorganisms that can be found in milk.
6) Students gain the ability to make milk and dairy products long-lasting and safe for health.
7) Students are expected to be qualified on dairy microbiology.

Weekly Topics (Content)
Week Topics Teaching and Learning Methods and Techniques Study Materials
1. Week Bacterial families that are pathogenic and spoilage agents in milk and dairy products: Enterobacteriaceae family Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
2. Week Bacterial families that are pathogenic and spoilage agents in milk and dairy products: Micrococcaceae and Bacillaceae families/Sampling and homogenization of milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
3. Week Bacterial families that are pathogenic and spoilage agents in milk and dairy products: Clostridiaceae, Mycobacteriacea and Listeriaceae families/Inoculation and incubation in microbial analysis of milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
4. Week Bacterial families that are pathogenic agents in milk and dairy products: Brucellaceae and Vibrionaceae families Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
5. Week Non-spore forming, regular rod-shaped bacteria: Lactobacillacea family/TMAB count in raw milk and cheese samples (Inoculations using pour plate and spreading methods) Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
6. Week Non-spore forming, regular rod-shaped bacteria: Streptococcaceae family/Analysis of coliforms in milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
7. Week Non-spore forming, irregular rod-shaped bacteria: Bifidobacteriaceae and Brevibacteriaceae families/Fecal coliforms/Analysis of fecal coliforms in milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
8. Week Mid-Term Examination

9. Week Non-spore forming, irregular rod-shaped bacteria: Microbacteriaceae, Propionibacteriaceae, Corynebacteriaceae and Eubacteriaceae families/Analysis of E. coli in milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
10. Week Psychrotrophic bacteria (Pseudomonadaceae, Campylobacteriaceae, Flavobacteriaceae, Aeromonadaceae, Alcaligenaceae, Achromobacteriaceae and Moraxellaceae families)/Coliform group bacteria enumeration on agar media in raw milk and cheese samples (inoculation using double layer pour plate method) Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
11. Week Enzymes of psychrotrophic bacteria and their effects on milk and dairy products/Coliform, fecal coliform and E. coli enumeration in raw milk and cheese samples by MPN method (3-4 days analysis follow-up) Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
12. Week Microorganisms causing mastitis in dairy animals, their effects on the hygienic quality of milk/Microscopic examination of yeast-mold from dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
13. Week Useful microorganisms that cause spoilage in milk and dairy products/Enumeration of yeast-mold in dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)
14. Week Yeast, mold, rickettsia and viruses in milk and dairy products/Lactic acid bacteria isolation in milk and dairy products Lecture; Question Answer; Discussion
Six Hats Thinking; Opinion Pool
Scenario Based Learning; Brain Based Learning
Presentation (Including Preparation Time) Practice (Teaching Practice, Music/Musical Instrument Practice, Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice)

Sources Used in This Course
Recommended Sources
Halkman, A.K. 2005. Merck Gıda Mikrobiyolojisi Uygulamaları, 1. Baskı. Başak Matbaacılık ve Tanıtım Hizmetleri Ltd. Şti., Ankara, Türkiye, 358 sayfa. ISBN: 975-003730-08.
Kılıç, S. 2010. Süt Mikrobiyolojisi. Sidas Medya Ltd. Şti., İzmir, Türkiye, 643 sayfa. ISBN: 9789944566032.
Poltronieri, P. (Editör). 2017. Microbiology in Dairy Processing: Challenges and Opportunities. John Wiley & Sons Inc., the USA, 352 sayfa. ISBN-13: 9781119114802.
Robinson, R.K. (Editör). 2002. Dairy Microbiology Handbook, 3rd Ed. John Wiley & Sons Inc., the USA, 784 sayfa. ISBN-13: 9780471385967.

ECTS credits and course workload
Event Quantity Duration (Hour) Total Workload (Hour)
Course Duration (Total weeks*Hours per week) 13 2
Work Hour outside Classroom (Preparation, strengthening) 13 1
Presentation (Including Preparation Time) 13 1
Practice (Teaching Practice, Music/Musical Instrument Practice , Statistics, Laboratory, Field Work, Clinic and Polyclinic Practice) 13 2
Midterm Exam 1 1
Time to prepare for Midterm Exam 1 10
Final Exam 1 1
Time to prepare for Final Exam 1 15
Total Workload
Total Workload / 30 (s)
ECTS Credit of the Course
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Course Information