The Myth of Marijuana’s Gateway Effect                        (news – undated)


Marijuana And The Gateway Theory                   (full – 1996)


Cannabis Use- A Gateway to other Drugs? The Case of Amsterdam                    (full – 1997)


Does cannabis lead to taking other drugs?                    (faq – 1998)


Delta9-tetrahydrocannabinol releases and facilitates the effects of endogenous enkephalins: reduction in morphine withdrawal syndrome without change in rewarding effect.  (abst – 2001)


Reassessing the gateway effect                   (full – 2002)


Twin study fails to prove ‘gateway’ hypothesis                     (letter – 2003)


Is cannabis a stepping-stone for cocaine?                      (abst – 2003)


Endogenous cannabinoids are not involved in cocaine reinforcement                    (abst – 2004)  1&_user=10&_coverDate=01%2F31%2F2005&_rdoc=1&_fmt=&_orig=search&_sort=d&view=c&_acct=  C000050221&_version=1&_urlVersion=0&_userid=10&md5=01b53cd805067db7ca4e861a90579fac










Study Questions Marijuana As Gateway Drug             (news – 2006)


No ‘Smoking’ Gun: Research Indicates Teen Marijuana Use Does Not Predict Drug, Alcohol Abuse        (news – 2006)                


Gateway To Nowhere? The Evidence That Pot Doesn’t Lead To Heroin            (news – 2006)



Study of 4000 indicates marijuana discourages use of hard drugs.             (news – 2008)


Cannabidiol, a Nonpsychotropic Component of Cannabis, Inhibits Cue-Induced Heroin Seeking and Normalizes Discrete Mesolimbic Neuronal Disturbances (full – 2009)


Adolescent Exposure to Chronic Delta-9-Tetrahydrocannabinol Blocks Opiate Dependence in Maternally Deprived Rats                                                                             (full – 2009)



(news – 2009)      


The Surprising Effect Of Marijuana On Morphine Dependence               (news – 2009)


Active Ingredient In Cannabis Eliminates Morphine Dependence In Rats (news – 2009)                             


Evaluating the drug use “gateway” theory using cross-national data: Consistency and associations of the order of initiation of drug use among participants in the WHO World Mental Health Surveys.        (full – 2010)


Previous exposure to delta9-tetrahydrocannibinol enhances locomotor responding to but not self-administration of amphetamine.                                                           (abst – 2011)  etrahydrocannibinol_enhances_locomotor_responding_to_but_not_self_administration_of_amphetamine_


Alcohol as a Gateway Drug: A Study of US 12th Graders            (abst – 2012)


Does the “gateway” sequence increase prediction of cannabis use disorder development beyond deviant socialization? Implications for prevention practice and policy.

(abst – 2012)       

Share a link for