szat at ERE.UMontreal.CA (Szatmari George) wrote:
>We recently did some sequencing reactions with some old 35S-dATP
>(the stuff was dated the 1st of May 95), which, much to my surprise,
>yielded some clean & readable sequence after a 5 day exposure to
>film (we used 2X the amount of label in the sequenase reactions).
>Has anyone out there had similar results with old label?
>BTW, our label was from Amersham
Yes. It worked pretty well. The same could be said for 33P-dATP.