Microbiology

Microbiology

  • Infection

    Infection An infection is the invasion of an organism’s body tissues by disease causing agents, their multiplication and the reaction of host tissues to the infecti...

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  • Hypersensitivity

    Hypersensitivity Hypersensitivity refers to a condition in which immune response results in excessive reaction leading to tissue damage, disease or even death in sens...

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  • HOSPITAL ACQUIRED INFECTION

    HOSPITAL ACQUIRED INFECTION(NOSOCOMIAL INFECTION) Nosocomial infection comes from Greek words “ nosus ” meaning disease and “ komeion ”...

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  • Sterilisation and Disinfection

    Sterilisation  It is a process by which an article, surface or medium is made free of all microorganisms either in the vegetative or spore form. Di...

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  • Immunization

    Immunization- Immunization is defined as the procedure by which the body is prepared to fight against a specific disease. It is used to induce the immune resistance of...

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  • Immunity

    Immunity- Immunity is defined as the capacity of the body to resist pathogenic agents. It is the ability of body to resist the entry...

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  • Bacteria Toxins

    Toxins- Bacteria produce toxins or poisonous substances by their growth. Toxins are complex proteins or substances much like proteins. There are two types of toxins na...

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  •  Immunoglobulins

     Immunoglobulins (Gamma Globulins)- The term immunoglobulin was introduced in 1959 for serum proteins formerly known as gamma globulins. Immunoglobulins are very imp...

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  • Disease Producing RNA Viruses

    Disease Producing RNA Viruses- An RNA virus is a virus that has RNA (ribonucleic acid) as its genetic material. Another term for RNA...

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  • Disease Producing DNA Viruses

    Disease Producing DNA Viruses A. Variola and Vaccinia Viruses 1. Variola Viruses (small pox virus) Variola major Variola minor

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  • Viruses

    Viruses- Viruses may be defined as extremely small obligate intracellular living forms containing only one type of nucleic acid either DNA or RNA. Earlier they were ca...

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  • Entamoeba histolytica

    Parasites and Vectors- Parasite- An organism which derives its nourishment at the cost of another organism (host) in or on which it lives is c...

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  • Fungi

    Fungi- A fungus is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushro...

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  • Gram-Negative Bacteria

    Gram-Negative Bacteria- Gram-negative bacteria lose the crystal violet stain (and take the color of the red counterstain) in Gram's meth...

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  • Gram Positive Bacteria

    Gram Positive Bacteria- The Gram-Positive bacteria take the Crystal violet stain used in the test, and then appear to be purple-colour when seen through an optical mic...

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  • Bacteria

    Bacteria- Bacterial are unicellular prokaryotic, microscopic organisms and the unit of measurement used for measuring bacteria is micron (1 micron or micrometre is one...

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