Use of PVP in ELISA

[Falk Fish]

On 20 Mar 1995, Isla Browning wrote:

> As suggested by Bioreba we use polyvinylpyrrolidone in extraction and =
> 
> conjugate buffers when carrying out ELISA for detection of virus in
> plant sap. I would be grateful if someone could enlighten me as to why =
> 
>  it is used . Is its action as a blocker or as an antioxidant or does =
> it have
> some other function?
> 
> 
> Isla Browning
> SASA
> Edinburgh
> 8/3/95
> =01=01=01=01
> 
> 
> 
PVP may be am absorbent for all kins of noxious compounds (Phenols, etc) 
which are abundanr in plant tissue.

Just a wild guess.

Falk.