The first step of AAV infection often requires the attachment of the capsid to carbohydrate moieties on the cell surface. If you adored this article and also you would like to receive more info with regards to Supplier of sialic acid powder as Raw Material for food generously visit our web page. Of the 11 well-characterized AAV serotypes, heparan sulfate proteoglycan and sialic acid have been suggested to be the attachment receptors for AAV type 2 and types 4 and 5, respectively.