Immunology in Biotechnology Essay Example | Topics and Well Written Essays - 750 words

Immunology in Biotechnology - Essay Example have distinguished different kind of inflammation like: Granulomatous inflammation, Fibrinous inflammation, purulent inflammation, serous inflammation etc. and each of these are associated with particular kind of diseases or infection. These observations of type of inflammation related to particular disease or infection facilitated development of new diagnostic procedure for identification of disease and similarly by understanding mechanistic aspect of inflammation in particular disease opens new vista of new treatment. strategies. 2. Explain the structure of a virus. How does it differ from bacteria? Are antibiotics effective against viral infections? Why or why not? Answer the question posed on the cover of the December, 2004 issue of Scientific American â€Å"Are Viruses Alive?† Explain why this is an important question. Virus contains nucleic acid, surrounded by a protective layer of protein, which is called capsid. It also possesses a lipid layer that is derived from the membrane e of the host. They differ from bacteria in the presence of cell wall. Most bacteria have a rigid cell wall, followed by cell membrane and a cytosol. A bacterium possesses all the information needed for reproduction viz., the DNA. Whereas, in the case of the virus it may or may not have an outermost layer called envelope and it also posses a core genetic material which can be either DNA or RNA. Anti bacterial antibiotics are not effective against Viruses as the target molecules for anti bacterial antibiotics are different or absent in viruses, like cell wall (Penicillin ), Ribosome (tetracycline), Transcription (Rifampicin) etc. But there are several anti viral antibiotics are available in market which effectively kills the viruses. The viruses are consider to be a in between of living and non living world as it multiplie s but with the help of host. But now it is clearly demonstrated that viruses are living organism and its become model system to understand what is the minimum