PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 14993098-11 2004 Although inhibition of ecto-5"-nucleotidase by alpha,beta-methylene ADP (200 microm) or by concanavalin A (0.1 mg ml(-1)) attenuated endogenous adenosine formation from AMP, analysed by HPLC, the corresponding reduction in [(3)H]ACh release only became evident when stimulation of the myenteric plexus was prolonged to over 250 s. 5. alpha,beta-methyleneadenosine 5'-diphosphate 47-71 5' nucleotidase, ecto Rattus norvegicus 23-43