'Bacterial cell wall' diaporamas de présentation

Antimicrobial Agents

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RHEUMATIC FEVER

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Classes of Iymphocytes B lymphocytes recognize soluble antigens and develop into antibody-secreting cells

Mechanisms of protection against infection and disease are diverse. Primarily they can be divided into two major categories: non-specific (innate) and specific (adaptive), which differ as follows : .

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Meningitis and Encephalitis:

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Producing Safe Beef Carcasses: Pre- And Post-Slaughter Strategies

Producing Safe Beef Carcasses: Pre- And Post-Slaughter Strategies. Objective: Beef Carcasses that are Visually and Microbiologically Clean. Theories: The Microbiological contamination that occurs during the slaughter process is limited to the outside surface of carcasses

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JEOPARDY

JEOPARDY. Answer. A dense region within the bacterial cell where the chromosome is found. Question. What is the nucleoid region ?. Answer. In the true bacteria this is an essential component of the cell wall. Question. What is peptidoglycan?. Answer.

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Immunology 2

Immunology 2. Barriers Cells. Nonspecific innate immune mechanisms. innate prepared to react at once steady during the reaction same during the life the same type of reactions against any invader without memory same intensity always as for the first time.

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Antimicrobial Drug Therapy

Antimicrobial Drug Therapy. What do we do when the balance tips in favor of the invading microorganism?. Antimicrobial therapy.

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Chemical Principles (Organic Compounds)

Chemical Principles (Organic Compounds). Chapter 2. Organic Compounds. Contain Carbon and Hydrogen Compounds of Life Biologic Molecules. 4 Groups of Organic Compounds. 1. Proteins 2. Carbohydrates 3. Lipids 4. Nucleic Acids. Synthesis and Hydrolysis. Proteins.

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Chemical Principles (Organic Compounds)

Chemical Principles (Organic Compounds). Chapter 2. Organic Compounds. Contain Carbon and Hydrogen Compounds of Life Biologic Molecules. 4 Groups of Organic Compounds. 1. Proteins 2. Carbohydrates 3. Lipids 4. Nucleic Acids. Synthesis and Hydrolysis. Proteins.

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Enzyme Catalysis

Enzyme Catalysis. 10/08/2009. Regulation of Enzymatic Activity. There are two general ways to control enzymatic activity. 1. Control the amount or availability of the enzyme. 2. Control or regulate the enzymes catalytic activity.

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Introduction to Medical Microbiology

Introduction to Medical Microbiology. Dr Andrew Dodgson. Aims. What is medical microbiology? Why is it relevant? Some important concepts. Basic classification of organisms. Classifying bacteria. What is Medical Microbiology?.

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Plants and Fungi Used to Treat Infectious Disease

Plants and Fungi Used to Treat Infectious Disease. Infectious Disease. World wide, infectious disease is the number one cause of death accounting for approximately one-half of all deaths in tropical countries

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Microbial Models: Viruses and Bacteria AP Biology 1/08/03

Microbial Models: Viruses and Bacteria AP Biology 1/08/03 . Discovery of viruses Science as a process Tobacco Mosaic Virus *Mayer 1883 Disease is contagious; small maybe bacteria *Ivanowsky 1893 Filtered and found pathogen to be very small bacteria or toxin *Beirjerinck 1897

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Mechanism of lysozyme

Mechanism of lysozyme. Lysozyme digests bacterial cell walls by breaking b (1- 4) glycosidic bonds between (N- acetylmuramic acid (NAM) and N-acetylglucosamine (NAG). The interactions of lysozyme with its substrate View of the binding cleft with the substrate. The Phillips mechanism.

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Treatment of Periocular Necrotizing Fasciitis and Mucormycosis with Surgical Debridement and Hyperbaric Oxygen Therapy

Treatment of Periocular Necrotizing Fasciitis and Mucormycosis with Surgical Debridement and Hyperbaric Oxygen Therapy. Yang, Paul Chung, Ji Won Song, Julia MD Song, Alice MD April 9-14, 2010 ASCRS/ASOA Boston, MA Authors have no financial interest. Introduction Necrotizing fasciitis .

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SPECIFIC DEFENSES: THE IMMUNE RESPONSE.

SPECIFIC DEFENSES: THE IMMUNE RESPONSE. Introduction: Innate Resistance. IMMUNITY: Genetic or Acquired; Active or Passive. NATURALLY ACQUIRED ACTIVE. ARTIFICIALLY ACQUIRED ACTIVE. NATURALLY ACQUIRED PASSIVE. ARTIFICIALLY ACQUIRED PASSIVE. NATURALLY ACQUIRED ACTIVE IMMUNITY.

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The Ultrastructure Of A Typical Bacterial Cell

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Controlling Microbial Growth in the Body

Controlling Microbial Growth in the Body. Antimicrobial Drugs. Antimicrobial Drugs. History of Antimicrobial Agents Chemotherapy Paul Ehrlich 1854-1915- Magic Bullets Alexander Fleming 1881-1955- Antibiotics. Antimicrobial Drugs. Mechanisms of Antimicrobial Action Selective Toxicity

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