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How is polio vaccine made?

April 26, 2017polio vaccine

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How is polio vaccine made?

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IPV is made with dead polio virus. The virus is grown in a lab on a type of monkey kidney cell culture and then killed with formaldehyde or other chemical(s) harmful to the virus. The chemicals are removed before the dead virus is added to the vaccine. OPV is made with live polio virus that has been weakened so that it does not have enough strength left to cause disease. Polio virus that is used to make OPV is also grown in a lab on monkey kidney cell culture and then weakened using chemicals, freezing and dilution before being given to people as a vaccine..