On 30 May 2004 09:49:33 -0700, philipp.bassler at gmx.de (Philipp) wrote: >Hi! > >I have a short question: Why is ist necessaire to use DTT-Solution for >a RT-PCR? What does it result in? If it is really necessary then it must be that some enzyme (reverse transcriptase) is particularly sensitive to oxidation. DK