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Microorganisms Found in Food By Akrum Hamdy Akrum Hamdy
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. A. Grains 1. Importance of drying 2. Microbial spoilers B. Fruits and vegetables 1. Commensals 2. Microbial spoilers C. Meats and poultry 1. Meat inspection 2. Aging of meat 3. Ground meats 4. Poultry and eggs D. Fish and shellfish 1. Fresh fish 2. Shellfish 3. Crustaceans E. Milk 1. Milk handling 2. Milk contaminants 3. Milk-souring agents E. Other edible substances 1. Sugar and sugar products/ 2. Maple syrup and honey 3. Spices/ 4. Condiments/ 5. Beverages
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Preventing Disease Transmission and Food Spoilage A. Pathogenic organisms transmitted in food and milk B. Food preservation 1. Canning a.Thermophilic anaerobic spoilage b.Flat sour spoilage c.Mesophilic spoilage 2. Refrigeration and freezing 3. Drying and lyophilization 4. irradiation a. Nonionizing radiation b. Ionizing radiation 5. Chemical additives 6. Antibiotics C. Pasteurization of milk 1. High temperature short-time (HTST) pasteurization 2. Low temperature long-time (LTLT) pasteurization 3. Ultra high temperature treatment (UHT) D. Standards for food and milk production 1. Continued hazards 2. Milk quality tests
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Microorganisms as Food and in Food Production A. Algae, fungi, and bacteria as food 1. Yeast food products 2. Algal cultures 3. Bacterial food products B. Food production 1. Bread 2. Dairy products 3. Cheeses a. Cheese production b. Cheese ripening c. Flavoring 4. Other products a. Vinegar b. Sauerkraut c. Pickles d. Olives e. Poi f. Soy sauce g. Soy products h. fermented meats
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Beer, Wine, and Spirits A. Fermentation processes B. Beer C. Wine D. Spirits Industrial and Pharmaceutical Microbiology A. Industrial and pharmaceutical applications B. Genetic engineering C. Useful metabolic processes D. Problems of industrial microbiology 1. Fermentation vats 2. Continuous reactors
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Useful Organic Products A. Simple organic compounds 1. Ethanol 2. Butanol and acetone 3. Glycerol 4. Organic acids B. Antibiotics 1. Production of penicillin 2. Production of semisynthetic antibiotics C. Enzymes 1. Enzyme production 2. Proteases and amylases 3. Proteolytic enzymes 4. Enzymes in paper production D. Amino acids E. Other biological products 1. Vaccines 2. Bioconversion 3. Single-cell proteins
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Microbiological Mining A. Copper mining B. Other mineral mining Microbiological Waste Disposal A. Basic problems B. Degradation of toxins
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