Originally Posted by
Planigale
This is an unbelievably foolish statement. Of course there was and is in every lab doing PCR a contamination risk. That is exactly why precautions have be taken and adhered to, to prevent contamination. That you can post this demonstrates you have no understanding of the issues.
This is particularly foolish in that the records available demonstrate a contamination event in that we have negative controls with detectable human DNA.
So not only can DNA contamination occur we know it did occur.