Drug addiction genes identified
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Scientists in China have identified  about 400 genes that appear to make some people more easily  addicted to drugs, opening the way for more effective therapies  and addiction control.
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Researchers have identified three variations of a gene called COMT that influence sensitivity to pain and the risk of developing a chronic pain condition.
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A gene that helps to stave off the effects of multiple sclerosis has been discovered by scientists.
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Cocaine addicts have a smaller amygdala -- a brain structure that helps people judge the consequences of their actions -- than non-addicted people, claims research in the current issue of Neuron.
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An effort that joins major drugmakers, regulators and academics will be launched on Thursday to study the genetics of people who develop serious side effects from prescription drugs.
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A variation in a gene that regulates inflammatory activity is associated with susceptibility to prostate cancer, Swedish researchers have shown.
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Scientists have discovered a genetic variation that may help explain why some people who develop the condition get no relief from drug treatments.
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Alcohol, nicotine and cocaine are a few of the substances known to be addictive. Now some scientists wonder whether food should be added to the list.
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A study on mutations in the brains of mice may someday be used to help smokers quit. By Ed Edelson. THURSDAY, Nov. 4 (HealthDayNews) -- Researchers say they have identified brain cell receptors that appear
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Scientists have identified a gene that is strongly associated with an increased risk of childhood asthma.
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MONTREAL (CP) - A faulty gene may lead some young teenage smokers to be even more susceptible to years of nicotine dependency, a new study suggests.
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By Randy Dotinga, HealthDay Reporter    HealthDayNews -- Some people can drink a lot of alcohol without becoming addicted, and specific genes may help explain why, researchers say.    In a new study of Australian twins, scientists found that separate genes appear to be responsible, to some degree, for dependence on alcohol -- addiction -- and how much people drink...
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Scientists in North Carolina have discovered a genetic variation that could predispose people to depression and may help explain why some people who develop the condition get no relief from drug treatments.
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WASHINGTON - California researchers fiddled with a single gene to create mice hypersensitive to nicotine, pointing to a single molecule partly to blame for nicotineâs addictive allure.
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Researchers say they have identified brain cell receptors that appear to be responsible for nicotine addiction, a finding of clear importance for smokers who are desperately trying to kick the habit.
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Genes associated with prostate cancer have been discovered, which could be used to spot future sufferers.
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NEW YORK  - Research suggests a link between a disease of the heart muscle called cardiomyopathy and use of methamphetamine -- a powerfully addictive illegal stimulant drug, also known as meth, crank, crystal, and speed.