Friday, June 8, 2018

WHAT YOU MEAN BY VACCINATION

VACCINATION




* Vaccination is the administration of antigenic  material  to stimulate an individual's immune system to develop adaptive immunity to a pathogen.

* Vaccines  can prevent or ameliorate infectious disease. When a sufficiently large percentage of a population has been vaccinated, herd immunity results. The effectiveness of vaccination has been widely studied and verified.

* Vaccination is the most effective method of preventing infectious diseases.

* Stimulating immune responses with an infectious agent is known as immunization.

* Vaccination includes various ways of administering immunogens.

* Some vaccines are administered after the patient already has contracted a disease.

* Vaccines given after exposure to smallpox, within the first three days, are reported to attenuate the disease considerably, and vaccination up to a week after exposure probably offers some protection from disease or may reduce the severity of disease.

* The first rabies immunization was given by Louis Pasteur to a child after he was bitten by a rabid dog. Since then, it has been found that, in people with healthy immune systems, four doses of rabies vaccine over 14 days, wound care, and treatment of the bite with rabies immune globulin, commenced as soon as possible after exposure, is effective in preventing rabies in humans.

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IRRAWADDY DOLPHIN