PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 1810598-6 1991 Preincubation of the strips with 10(-7) M PMA for 60 min in Ca(2+)-free buffer, did not affect the 10(-8) M ET-1-induced contraction, but decreased the 5 x 10(-8) M phorbol 12,13-dibutyrate (PDB)-, or the 10(-7) M PMA-induced contraction, and potentiated the contraction induced by 10(-8) M urotensin II. Tetradecanoylphorbol Acetate 42-45 urotensin 2 Rattus norvegicus 291-303