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. Author manuscript; available in PMC: 2014 Jun 2.
Published in final edited form as: J Psychoactive Drugs. 2012 Jan-Mar;44(1):38–55. doi: 10.1080/02791072.2012.662112

TABLE 2 Proposed Drug Addiction Reward Gene Panel

Gene Significant Comment
ALDH2** P = 5 × 10–37 With alcoholism and alcohol-induced medical diseases.
ADH1B** P = 2 × 10–21 With alcoholism and alcohol-induced medical diseases.
ADH1C** P = 4 × 10–33 With alcoholism and alcohol-induce medical diseases.
DRD2* P = 1 × 10–8 With alcohol and drug abuse.
DRD4* P = 1 × 10–2 With alcohol and drug abuse.
SLC6A4** P = 2 × 10–3 With alcohol, heroin, cocaine, methamphetamine dependence
HTRIB* P = 5 × 10–1 With alcohol and drug abuse.
HTRI2A* P = 5 × 10–1 With alcohol and drug abuse.
TPH* P = 2 × 10–3 With alcohol and drug abuse.
MAOA* P = 9 × 10–5 With alcohol and drug abuse.
OPRD1** P = 5 × 10–1 With alcohol and drug abuse.
GABRG2** P = 5 × 10–4 With alcohol and drug abuse.
GABRA2* P = 7 × 10–4 With alcohol and drug abuse.
GABRA6** P = 6 × 10–4 With alcohol and drug abuse.
COMT* P = 5 × 10–1 With alcohol and drug abuse in Asians.
DAT1* P = 5 × 10–1 With alcohol and drug abuse in Asians.
CNR1* P = 5 × 10–1 With alcohol and drug abuse.
CYP2E1** P = 7 × 10–2 With alcohol liver disease.
ANKKI** P = 5 × 10–6 With alcohol and drug abuse.
*

US and European patents issued

**

US & PTC pending

Reproduced from Chen et al. 2011. Independent analysis by Li, Zhao, and Galanter presented at XVII World Congress of Psychiatric Genetics Abstract (#ECI16) Nov 4–8, San Diego, CA 2009.