PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 25329713-3 2014 In previous studies, these two products were observed in the gas-phase reaction between N2O5/NO3/NO2 and their parent polycyclic aromatic hydrocarbons (PAHs), while the heterogeneous reaction generated other nitro-PAH isomers (1, 3, 7, 8-NFL and 1-NPY) (Atkinson et al. nitro 208-213 neuropeptide Y Homo sapiens 248-251 25329713-6 2014 Under low humidity (0.5% RH) or a relatively high ratio of [NO3]/[N2O5], 2-NFL and 2-NPY were observed as the major nitro-FL isomers for the first time in the heterogeneous reaction. nitro 116-121 neuropeptide Y Homo sapiens 85-88