'Enveloped viruses' diaporamas de présentation

Viruses

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Disinfection by chemical agents

Disinfection continues to be a important sterilization practices in the hospital, The chemical saftey is a concern for the Medical Profession

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6.1 General Properties of Viruses 6.2 Structure of viruses 6.3 The cultivation of viruses

Chapter 6 Viruses. 6.1 General Properties of Viruses 6.2 Structure of viruses 6.3 The cultivation of viruses 6.4 General Features of Virus Reproduction 6.5 one-step growth curve 6.6 Temperate Bacteriophages: Lysogeny and Lambda 6.7 viral classification 6.8 Overview of Animal Viruses

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Viruses

Viruses. Prof. Khaled H. Abu-Elteen Hashemite University. Viruses. smallest infections agents intracellular parasites-can reproduce only in host cells. can not carry on independent metabolism first virus discovered was tobacco mosaic virus [TMV] in 1892.

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Infection Control in Day Care Centres

Infection Control in Day Care Centres. A Teleconference September 16, 2003 Jim Gauthier, MLT, CIC jgauthier2@sympatico.ca. Your Host!. Our Goals. Understand why our population is at risk Understand the transmission of nemesis to population

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Viruses

Viruses. Presented by: Dr. Christopher Miller. Viruses are microscopic pathogens that are basically composed of genetic material (RNA or DNA) wrapped in a protein or lipid shell. Viruses Introduction. Viruses are unique pathogens often described as walking the line between life and death

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Disinfection

Disinfection is the elimination of pathogens, except spores, from inanimate objects Disinfectants are chemical solutions used to clean inanimate objects (physical processes, e.g., UV radiation, may also be employed to effect disinfection)

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Viruses, Viroids, and Prions

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Viruses, Viroids, and Prions

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Infectious agents Eukaryotic- parasites, protists, fungi Prokaryotes Nonliving- viruses, viroids, prions Viruses apparen

Infectious agents Eukaryotic- parasites, protists, fungi Prokaryotes Nonliving- viruses, viroids, prions Viruses apparently infect every living thing (bacterio)phages- bacteria plant and animal viruses. All viruses have a protein capsid Capsid shape is characteristic of the virus

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Control of Microbial Growth

Control of Microbial Growth. A few terms. Bacterio static : inhibits bacterial growth Bacteri cidal : something capable of killing bacteria Antiseptic: an agent that is used to inhibit/kill bacterial growth on skin and mucus membranes

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Disinfection

Disinfection. Disinfection. Disinfection. The best agent and most enduring is Chlorine 1774 Chlorine discovered (Scheele) 1825 Chlorine used in sanitation. 1843 Used by Oliver Wendell Holmes 1861 Used by Ignaz Semmelweiss 1914-18 Used by Dakin. Disinfection.

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Infectious Diseases Unit 4 Lesson 4 plan

Infectious Diseases Unit 4 Lesson 4 plan. Do now. What are the two ways a pathogen causes damage?. Do now. What are the two ways a pathogen causes damage? Direct Indirect. Do now. What are the two ways a pathogen causes damage? Direct Indirect

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Lecture 18: Intracellular transport

Lecture 18: Intracellular transport. Flint et al., Chapter 12. General remarks. Viruses are cellular parasites Eukaryotic cells are functionally compartmentalized ? Viral components must be synthesized in different intracellular compartments

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Virus structure, classification and replication

Virus structure, classification and replication. Under attack!.

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Attachment and entry of viruses into cells

LECTURE 9:. Attachment and entry of viruses into cells. Waqas Nasir Chaudhry. Viro100: Virology 3 Credit hours NUST Centre of Virology & Immunology. Virus aim to get replicate To achieve it, virus need to enter into the cell In general replication of virus can be divided

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Infectious Diseases Unit 1 Lesson 4 plan

Infectious Diseases Unit 1 Lesson 4 plan. Do Now. How big do you think a virus is in comparison to a bacteria and to a red blood cell?. http://www.cellsalive.com/howbig.htm. How big are microbes?. There are a 1000 microns in a millimeter and a 1000 nanometers in a micron.

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Medical Microbiology

Medical Microbiology. Chapter 6 Viral Classification, Structure, and Replication. Introduction To Viruses. Viruses are obligate intracellular parasites they cannot reproduce outside a living cell Viruses do not contain an ATP-generating system

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Viruses

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