Changchun BCHT Biotechnology Co.

Changchun BCHT Biotechnology Co.

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Changchun BCHT Biotechnology Co.
HomeProductsVaricella Vaccine(Live)Varicella Vaccine Finished ProductsChicken Pox Vaccine Attenuated

Chicken Pox Vaccine Attenuated

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Overview
Prior to the introduction of vaccination with material from cases of cowpox (heterotypic immunisation), smallpox could be prevented by deliberate inoculation of smallpox virus, later referred to as variolation to distinguish it from smallpox vaccination. The earliest hints of the practice of inoculation for smallpox in China come during the 10th century.[46] The Chinese also practiced the oldest documented use of variolation, dating back to the fifteenth century. They implemented a...

Product Categories : Varicella Vaccine(Live) > Varicella Vaccine Finished Products

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