PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 32301539-1 2020 Soil nitrification, an important pathway of nitrogen transformation in ecosystems, produces soil nitrate that influences net primary productivity, while the by-product of nitrification, nitrous oxide, is a significant green-house gas. Nitrous Oxide 186-199 gastrin Homo sapiens 230-233 33600449-1 2021 PURPOSE: A rapid increase of recreational nitrous oxide use (i.e. laughing gas, N2O) has been reported in several countries, while it has received limited attention in scientific research. Nitrous Oxide 42-55 gastrin Homo sapiens 75-78 31408040-0 2019 Dr. Frank A. Shattuck"s Unfolding "Specialty, the Administration of Nitrous Oxide Gas". Nitrous Oxide 68-81 gastrin Homo sapiens 82-86