Notes and Study material for Exams
Production of modern Vaccines Live Attenuated Vaccines Live vaccines are derived from “wild,” or disease-causing, viruses or bacteria. These wild viruses or bacteria are attenuated, or weakened, in a laboratory, usually by repeated culturing. For example, the measles virus used as a vaccine today was isolated from a child with measles disease in 1954. Almost … Read more
Traditional methods of vaccine production The first human Vaccines against viruses were based using weaker or attenuated viruses to generate immunity. The smallpox vaccine used cowpox, a poxvirus that was similar enough to smallpox to protect against it but usually didn’t cause serious illness. Rabies was the first virus attenuated in a lab to create … Read more
, PSC Notes Team of Live Teachers PSC Notes Team of Live Teachers is a group of experienced and qualified teachers who are passionate about helping students succeed. Our teachers have a wealth of knowledge and experience in the PSC Notes curriculum, and they are committed to providing students with the support they need to … Read more
Immunity is disease resistance and is of following two types:- Natural or Innate Immunity:- It is present from birth and is inherited from birth by the offspring from the mother.In this form of immunity the response from the organism against the pathogen is immediate in the form of non-specific immune response without the need of recognizing the … Read more