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Principle of Vaccination Explained by Ompriya S is a document available to read on EtoBox.
Vaccines provide active or passive immunity against diseases. Active immunization involves introducing an antigenic substance like an attenuated or inactivated pathogen to stimulate antibody production and memory cells. Passive immunization involves directly injecting preformed antibodies. Edward Jenner developed the first vaccine for smallpox using cowpox lesions. Louis Pasteur developed killed vaccines while von Behring discovered passive immunization using anti-diphtheria serum from immunized animals. Va
- Author
- Ompriya S
- Language
- EN