PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 2513390-5 1989 Further evidence for dopamine involvement in pregnancy block is demonstrated by showing DOPA accumulation in the medio-basal hypothalamus following exposure to male urinary pheromones after dihydroxybenzylhydrazine (DHBH) administration, which blocks the enzyme DOPA-decarboxylase. dihydroxybenzylhydrazine 190-214 dopa decarboxylase Mus musculus 262-280