PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 8594491-5 1995 Because exposure to opiates and cocaine prenatally can alter opioid and catecholamine receptor density and distribution, this in turn could affect the development of neural connections by delaying or accelerating neural outgrowth during fetal and/or postnatal periods (Bardo et al. Opiate Alkaloids 20-27 adrenoceptor beta 2 Homo sapiens 72-94