JPP No 5 2013 article 09 BPC 157 has already hit the mainstream, but should it hit your bloodstream? Two new studies by MIND Institute researchers highlight sex differences in biological responses to PCB exposure. PCBs are chemicals that were banned in the 1970s but are still found in our environment Pentadecapeptide BPC 157 counteracts L NAME induced catalepsy. BPC 157, L NAME, L arginine, NO relation, in the suited rat acute and chronic models resembling 'positive like' symptoms of schizophrenia ScienceDirect