PPT-The Impact of Microbial

D ynamics on Fermentation P rogression RAVE 2015 Linda F Bisson Department of Viticulture and Enology University of California Davis Causes of Fermentation Arrest Nutrient limitation Nutrient imbalance. Updated: January 2015. By Jerald D. . H. endrix. Microbial Classification . and Taxonomy. Classification Systems. Levels of Classification. Definition of “Species”. Nomenclature. Useful Properties in Microbial Classification. A. Metabolism. 1. Anabolism. A) synthesis reactions (building up). 2. Catabolism. A) lysis reactions (breaking down). B. Enzymes. 1. proteins that facilitate chemical reactions. Microbial Metabolism. Eric J. Raes, P.E. ., LSRP. Engineering and Land Planning . Dora Ogles, Brett Baldwin, Kate Clark & . Anita Biernacki. Microbial Insights Inc.. Kerry Sublette, Ph.D., Kate Key. University of Tulsa. THE ORIGIN AND EVOLUTION OF MICROBIAL LIFE. HOW DID LIFE ORIGINATE?. SPONTANEOUS GENERATION. LIFE ARISING FROM NON-LIVING MATTER. LONG BELIEVED AS THE ACCEPTED EXPLANATION OF ORIGINATION OF LIFE. EXPERIMENTS EVENTUALLY SHOWED IT TO BE IMPOSSIBLE. A. Metabolism. 1. Anabolism. A) synthesis reactions (building up). 2. Catabolism. A) lysis reactions (breaking down). B. Enzymes. 1. proteins that facilitate chemical reactions. Microbial Metabolism. A. Microbial Reproduction. 1. binary (transverse) fission. A) parent cell enlarges and duplicates all its genetic material. B) DNA copies move to opposite ends of parent and attach to a section of the cell membrane as it begins to pinch together at the center. A. Structure of DNA. 1. discovered by James Watson and Francis Crick in 1953. 2. stores genetic information for the production of proteins. 3. composed of nucleotides. A) a nucleotide is composed of a nitrogenous base, sugar, and phosphate. Dr.. P. . Fandamu. Chief Veterinary Research Officer. Presentation outline. Background. Objective of the programme. Materials and Method. Preliminary results. Conclusion. Background. An important aspect food safety (animal derived food) is the control of residues. Updated: January 2015. By Jerald D. . H. endrix. Microbial Classification . and Taxonomy. Classification Systems. Levels of Classification. Definition of “Species”. Nomenclature. Useful Properties in Microbial Classification. Microbiology. Microbial Growth. Microbial requirements for growth:. 1. . Physical. A. . Temperature. Optimal growth temperature. Permissible range. human pathogens optimal = . 37°C. Microbial Growth. 1. . Discovered . by James Watson and Francis Crick . in 1953. 2. . Stores . genetic information for the production of proteins. 3. . Composed . of nucleotides. A) . A . nucleotide is composed of a nitrogenous base, . Oded Beja. •Introduction. •Syllabus presentation. •What is microbial diversity?. A two-credit course with one hour of lecture and one hour of discussion each week.. The course focuses on the microbial diversity of different environments. . biotechnology.important. branch of Microbiology where economically valuable products are produced from cheaper raw materials by using large culture of . m.o.. Up stream and Downstream process.. Screening-Definition.. 9. Figure 9.1 A plot of microbial death rate.. Constant percentage. of the extant population. is killed each minute. Basic Principles of Microbial Control. Action of Antimicrobial Agents. Alteration of cell walls and membranes.