PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29965238-6 2017 The results showed that the background interface of NH4+, NO3-, and SO42- in the denuder was minor and could be used to determine 24-48 h concentrations of NH3, HNO3, SO2, NH4+, and NO3-. Nitric Acid 161-165 NBL1, DAN family BMP antagonist Homo sapiens 58-61