PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 9415710-11 1997 The selective alpha 1A-AR antagonist WB-4101 and the alpha 1B-AR antagonist spiperone reduce PHE-induced pHi increases to a comparable extent. Spiperone 76-85 calcium channel, voltage-dependent, N type, alpha 1B subunit Mus musculus 53-61