In this article we will discuss about Meaning and Routinely used Instruments for the Sterilizations of all Living Microorganisms. Meaning of Sterilisation: Sterilisation is the process of freeing of an article from all living microorganisms including their spores. Sterility is an absolute state, while the disinfection is a relative term indicating a mere removal of pathogenic microorganisms on the article. [...]
The following points highlight the top six methods for isolation of bacteria in pure culture. The methods are: 1. Streaking or Plating 2. Dilution and Plating 3. Use of Selective Medium 4. Differential Sterilisation by Chemicals 5. Differential Sterilisation by Heat 6. Inoculation of a Susceptible Animal. Isolation of Bacteria: Method # 1. Streaking or Plating: If the material containing [...]
The following points highlight the top four common laboratory animals employed in the laboratory for research purpose and for the diagnosis of the diseases. The animals are: 1. Rabbit 2. Guinea Pig 3. Rat 4. Mous. Laboratory Animal # 1. Rabbit: The body of the rabbit is closely covered with smooth hair or fur, except at a few places (the [...]