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Food Microbiology


Course Description

Interactions of microorganisms with food and the implications of these interactions for food preservation, safety, and fermentations. Pathogenic microorganisms associated with food. Analysis of foods for the presence of microorganisms.

Additional Requirements for Graduate Students:
Graduate student assignment may be a topic that is of current interest in the field but not covered in the lecture or lab by the instructor or a demonstration of techniques that are not covered in the regular lab schedule. They will not receive additional credit for their efforts, but instead will lose credit for work not completed on time or in an unsatisfactory manner. Results of the assignment will be shared with the rest of the class in the form of a presentation and/or demonstration.


Athena Title

Food Microbiology


Undergraduate Pre or Corequisite

[(MIBO 2500 or MIBO 2500E) and MIBO 2500L)] or [(MIBO 3500 or MIBO 3500E or MIBO 3500H) and MIBO 3500L]


Semester Course Offered

Offered fall


Grading System

A - F (Traditional)


Student Learning Outcomes

  • Students will acquire knowledge of the types of microorganisms found in food.
  • Students will understand the effect different environmental conditions have on microbial existence in foods and in food processing environments.
  • Students will describe the applications of microorganisms in food processing.
  • Students will understand the public health aspects of food microbiology.
  • Students will understand the relationship between foodborne pathogens and regulatory programs.
  • Students will identify foodborne microorganisms (spoilage, indicators, and pathogens) from a variety of foods through recommended methodology.

Topical Outline

  • Lecture: Course introduction Microorganisms in foods – classification, characteristics, sources, types encountered Microorganisms in food and factors affecting them Microbiological changes in foods from production through distribution Effect of processing and packaging on spoilage and pathogenic microorganisms Microbial food spoilage Basic food fermentation Beneficial uses of microorganisms in foods Microbial food safety Foodborne illness case studies Relationship between microbial food safety and regulatory control programs (including an overview of current food safety programs) Lab: Review basic microbiological techniques Enumeration methods for microorganisms in foods Evaluating the microbial quality of raw and processed food products Principles of fermentation project Sanitation project – cleaners, sanitizers, and environmental monitoring Foodborne pathogens – isolation and identification methods

Syllabus