Dear Histonetters, Does anyone use procaine in the wash in mouse perfusion to relax the vasculature and, if so, what concentration? Thanks, Sharon -- Sharon Cooperman <scoop <@t> mail.nih.gov> NIH, NICHD, CBMB 301.435-8417 Building 18T, room 101 301.402-0078 fax Bethesda, MD 20892