Social media posts twisted information, final product doesn’t have newborn calf serum: Centre on Covaxin
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Facts have been “twisted and misrepresented” in some social media posts which recommended that indigenously developed Covaxin incorporates newborn calf serum, the Union Health Ministry mentioned in an announcement on June 16.
Newborn calf serum is used just for the preparation and progress of vero cells. Serum from bovine and different animal are normal enrichment ingredient used globally for vero cell progress, it mentioned.
Vero cells are used to determine cell lives which assist in the manufacturing of vaccines. This method has been used for many years in growing vaccines towards polio, rabies, and influenza.
After progress, the vero cells are washed in water and with chemical compounds, additionally technically generally known as buffer, a number of occasions to make them free from newborn calf serum. The vero cells are then contaminated with coronavirus for viral progress, the Health Ministry mentioned.
The vero cells are utterly destroyed within the strategy of viral progress. Thereafter, the grown virus can be killed (inactivated) and purified, it mentioned.
The killed or inactivated virus is then used to make the final vaccine. No calf serum is used within the formulation of the final vaccine, in accordance with the assertion.
“Hence, the final vaccine [Covaxin] does not contain newborn calf serum at all and the calf serum is not an ingredient of the final vaccine product.”
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