PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 7926877-3 1994 On coating the Perspex surface with protein (PCP), it was observed that the surface properties were modified such that PCP subtended contact angles with air (43.0 degrees) and silicone oil (16.4 degrees) similar to those subtended by ex vivo human retina. Silicone Oils 176-188 prolylcarboxypeptidase Homo sapiens 15-43