As I have recalled, there was a paper concerning about the use of
polyvinylpyrrolidone as a blocker in ELISA in Analytical Biochemistry, 1994.
Prachya Kongtawelert, Ph.D.
Res Lab for Joint Dis.,
Dept of Biochem., Fac of Med.,
Chiangmai University, Chiangmai,
Tel No. 66-53-894188
Fax No. 66-53-894188, 217144
email:mdbci001 at chiangmai.ac.th
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