The Trypsin Pan Specific (PRSS1/2/3) Biotinylated Antibody from R&D Systems, a Bio-Techne Brand is a Sheep Polyclonal antibody to PRSS1, PRSS2, and serine protease 1. This antibody recognizes Homo Sapiens, and Human antigen. The Trypsin Pan Specific (PRSS1/2/3) Biotinylated Antibody has been validated for the following applications: Western Blot.