PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 18054212-9 2008 The LDH-M and LDH-H isoenzyme levels are higher (P<0.001) in the lungs of the nicotine exposed rats. Nicotine 81-89 lactate dehydrogenase B Rattus norvegicus 14-19