Can You Help Me With Some Websites That Collarates Addiction to Genatic Predisposition?

I want websites that proves the theory by evidence that they isolated the gene responsible for drug abuse – addiction , if you pls :)?
I want them for a research about the same issue ………
Thank you all for mentioning.
*genetic , sorry for the typo……

Related Drug Addiction Blogs

• Is LSD Addictive? Acid Abuse & Addiction, Side Effects, Overdose …
• Alcohol Addiction – Causes, Symptoms Alcohol Addiction
• Split/Second Install Size “A Typo” « PS3, Xbox 360, PSP / TheSixthAxis
• TY on Music Addiction & Special Kind Of Fool | SoulCulture
• » New National Drug Abuse Strategy Emphasizes Prevention …
• Solutions for Drug Abuse | Natural Herbs
• My Health MD » Blog Archive » The Problem Of Prescription Drug …
• Addiction to Greed – The Garfield Messenger
• The “Not As Well Known” Domain Name Typo DotWeekly.com Domain Name …
• The “Not As Well Known” Domain Name Typo | Domain News, Videos and …