PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 3121388-2 1987 As expected, cold exposure or norepinephrine injection caused an increase in the amount of thermogenin mRNA. Norepinephrine 30-44 uncoupling protein 1 (mitochondrial, proton carrier) Mus musculus 91-102