PPT-Predisposing Factors, Microbial Characteristics, and Clinic

Alex LK Ng Ian YH Wong Department of Ophthalmology The University of Hong Kong All authors have no proprietary interests in the materials discussed in this presentation Background Microbial keratitis. 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. 1. 19. Copyright © McGraw-Hill Global Education Holdings, LLC. Permission required for reproduction or display.. Introduction to . Microbial . Taxonomy. Taxonomy. science of biological classification. Samodha Fernando. Department of Animal Science. University of Nebraska-Lincoln. Gut Microbes. Kinross . et al.. . Genome Medicine. 2011 3:14  . www.genome.gov.  . Influence of gut microbiome on obesity. Microbial food spoilage occurs as a consequence of either microbial growth in a food or release of extracellular and intracellular(following cell . lysis. ) . enzymes in the food environment.. Signs of spoilage of different types of food:. 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. 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. Ignaz. . Semmelweis. and Joseph Lister developed the first microbial control methods.. Mid 1800s. Before aseptic surgical techniques ~10% of all deaths were due to nosocomial infections. Delivering mothers as high as 25% death rate. 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. 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. Blair Bean. Grade 9. Pittsburgh Central Catholic . Highschool. Variety of organisms that live in and on the body. Skin. Gastrointestinal tracts. Nose. Pharynx. Mouth. Conjunctiva. Provide moisture, nourishment, and a stable pH for body to properly function. 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. 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. . Microbiology. Outline. Microbial growth . in . natural environments. . Measurement . of . microbial population size. Principles of . microbial control. . Physical, chemical and biological control.