Normal allele: GG
Polymorphism rs4953 is related to topics like this:
Research and publications:
18165968 Identification of pharmacogenetic markers in smoking cessation therapy
19029397 Nicotinic receptor gene variants influence susceptibility to heavy smoking
19760673 Association of CHRN genes with "dizziness" to tobacco
21191315 Genetic association of bipolar disorder with the β(3) nicotinic receptor subunit gene