PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 29495204-1 2018 Objective: To investigate the association between three single nucleotide polymorphism (SNP) genes DRD2 (rs1800497, rs6275, and rs1799978) and the dosage used on methadone maintenance treatment (MMT). mmt 195-198 dopamine receptor D2 Homo sapiens 99-103 18687376-7 2008 CONCLUSIONS: These results suggest that DRD2 genotype may contribute to the understanding of the interindividual variability to the response to MMT. mmt 144-147 dopamine receptor D2 Homo sapiens 40-44