Microbiology Notes

Download Microbiology Notes For 2nd Year Students

Microbiology Notes

. Rickettsia

. Chlamydiae

. Mycoplasma

. Mycobacterium Tuberculosis

. Non-Tuberculous Mycobacterium

. Leptospires

. Borrelia

. Treponema

. Miscellaneous Bacteria

. General Properties of Virus

. Laboratory Diagnosis of Viral Diseases

. Herpes Virus

. Epstein Barr Virus

. Picornavirus

. Orthomyxovirus

. Paramyxovirus

. Hepatitis B

. Viral Hepatitis

. Rabies Virus

. HIV (Human Immunodeficiency Virus)

. Misscilineous Virus

. Protozoa : Amoeba


. Leishmania

. Dracunculus Medinensis

. Ancylostoma duodenale (Hook worm)

. Schistosoma: Blood Flukes (Bilharzia)

. Stool Examination

. Subcutaneous Fungal Infection

. Candida

Microbiology is the branch of science that deals with the study of micro-organisms. 

These organisms are not visible with the naked eye and require an optical instruments to be viewed. They are single celled and may be individually or in clusters. micro-organisms and their activities are of utmost importance for all the processes on Earth.

Micro-organisms are present everywhere, they are inside our body, on our body & around us.

  • They are divided into :- 
    1. Bacteria 
    2. Archaea 
    3. Viruses
    4. Prions 
    5. Protozoa
    6. Algae  
  • These are collectively called Microbes.

Microbes play an essential role in :-

  • Nutrient cycling
  • Biodegradation/Biodeterioration 
  • Climate charge
  • Food spoilage
  • Cause & Control of Diseases
  • Biotech   

Microbes are put to use due to their versatility :-

  • Making drugs 
  • Manufacture of Biofuels
  • Pollution clearance
  • Producing/processing food & drink 

Microbiologist have made astonishing discoveries by studying microbes like :-

  • Jenner’s vaccine for smallpox.
  • Fleming’s discovery of penicillin 
  • Identification of link between Helicobacter pylori & Stomach ulcers by Marshall.
  • Identification of link between Papilloma virus & Cervical cancer.

Micro-organisms are also classified as Eukaryote which have membrane bound organelle eg : Fungi & protists, Prokaryotes they lack membrane bound organelle eg : Bacteria & Archaea.

Branches of Microbiology :-

  • Bacteriology
  • Mycology
  • Protozoology
  • Virology 
  • Phycology  

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