PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 15888962-6 2005 Spermine significantly enhanced the potentiating effect of corymine observed in the oocytes on days 3 and 4, while the NMDA-receptor antagonist 2-amino-5-phosphonopentanone (AP5) and the NMDA-channel blocker 5-methyl-10,11-dihydro-5H-dibenzo[a,d]cyclohepten-5,10-imine (MK-801) reversed the effect of corymine. 2-amino-5-phosphonopentanone 144-172 glutamate ionotropic receptor NMDA type subunit 1 L homeolog Xenopus laevis 119-132