Twin cohort associated_with addiction
Evidence from:
primary |
all sources
Evidence (2 sources)
Genomic regions identified by overlapping clusters of nominally-positive SNPs from genome-wide studies of alcohol and illegal substance dependence.
(2011)
PMID:21818250
primary
Twin studies also document shared heritable influences on vulnerability to dependence on addictive substances
confidence: 0.93
Twin studies have been popular to investigate the relative contributions of genetic and environmental factors to addiction
confidence: 0.94