Question: What does BSA do in PCR reactions?

[Yi, Xiaoming]

In <3iv5d5$nq5 at gensva.athena.livjm.ac.uk> M.Willcox at livjm.ac.uk writes:

> Hello,
> 
> Could someone please tell me what BSA does in PCR reactions?
> 
> Many thanks,
> 
> Mark

I think BSA can stabilize the enzyme(Taq), BSA is also added to restriction
enzyme digestions to stabilize the enzymes, since adding BSA will increase the total
concentration of protein in the mixture