PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 23105845-2 2009 Plasma total homocysteine (tHcy) is also influenced by genetic factors such as polymorphisms in the methylenetetrahydrofolate reductase (MTHFR) gene. thcy 27-31 methylenetetrahydrofolate reductase Homo sapiens 100-135 23105845-2 2009 Plasma total homocysteine (tHcy) is also influenced by genetic factors such as polymorphisms in the methylenetetrahydrofolate reductase (MTHFR) gene. thcy 27-31 methylenetetrahydrofolate reductase Homo sapiens 137-142