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Current Marijuana News and Events, Marijuana News Articles.
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Research shows TV PSAs effective in reducing teen marijuana use
Researchers have demonstrated that television public service announcements designed for and targeted to specific teen personality types can significantly reduce their marijuana use. (2001-01-29)

Ecstasy use up sharply; use of many drugs steady, some declines
Use of the drug (2000-12-13)

An internal cannabinoid-signaling system regulates human sperm, fertilization potential, study finds
A cellular signaling system that responds to THC, the active substance in marijuana, as well as to anandamide, a cannabinoid-like molecule normally produced in the body, may regulate sperm functions required for fertilization in humans, a study headed by scientists from the University at Buffalo has found. (2000-12-11)

Drug study: price is more effective than punishment
New research at Adelaide University in Australia has found that the cost of marijuana -- not the legal punishment for marijuana offences -- is the real key to reducing the amount of the drug used. (2000-11-12)

Little convincing evidence for herbal medicines to treat asthma
Despite their widespread use among asthmatics, there is little definitive evidence that herbal medicines reduce asthma symptoms, shows research in Thorax. Around two thirds of those with mild asthma and around three quarters of those with severe symptoms use herbal remedies, according to the National Asthma Campaign. (2000-10-23)

NIDA researchers find that animals exposed to marijuana's active component will self-administer the drug
Scientists at the National Institute on Drug Abuse (NIDA) have demonstrated that laboratory animals will self- administer marijuana's psychoactive component, THC (delta-9- tetrahydrocannabinol), in doses equivalent to those used by humans who smoke the drug. Self-administration of drugs by animals, long considered a model of human drug-seeking behavior, is characteristic of virtually all addictive and abused drugs. (2000-10-14)

Marijuana use rises and falls with price and perceived harm, study shows
Marijuana use among youth decreases as marijuana prices and perceived harmfulness rise, conclude researchers from the UIC ImpacTeen Project and University of Michigan Youth Education and Society Project (YES!). Their recent study also assesses the extent to which trends in marijuana prices and perceptions of use risks predict cycles in youth marijuana use. (2000-10-08)

Center for Medicinal Cannabis Research established at University of California
A statewide, state-funded initiative to rigorously study the safety and efficacy of medicinal cannabis to treat certain diseases is being established at the University of California. The Center for Medicinal Cannabis Research (CMCR), headquartered at UCSD,will be a collaboration between UCSD and UCSF, two of the UC system's leading biomedical research campuses. (2000-08-28)

Firm parental rules can deter or delay teen use of alcohol, marijuana
There's new evidence that parents can prevent or delay their children from using alcohol and marijuna if they set clear rules and expectation -- even if the relationships between parents and children seem strained during the teen years (2000-07-17)

Marijuana does not appear to alter viral loads of HIV patients taking protease inhibitors
A study by researchers from the University of California, San Francisco has found that patients with HIV infection taking protease inhibitors do not experience short-term adverse virologic effects from using cannabinoids. (2000-07-12)

Study finds marijuana ingredient promotes tumor growth, impairs anti-tumor defenses
Researchers report that THC, the major psychoactive component of marijuana, can promote tumor growth by impairing the body's anti-tumor immunity system. Authors suggest smoking marijuana may be more of a cancer risk than smoking tobacco. (2000-06-18)

UI studies: Frequent marijuana use may affect brain function but not structure
Recent University of Iowa Health Care studies indicate that some people who frequently use marijuana have substantially lower blood flow to certain parts of their brains; however, smoking the illicit drug does not affect brain size or structure. (2000-03-28)

Emphysema linked to smoking marijuana
Regular smokers of cannabis or pot may run the risk of developing the crippling lung disease emphysema, usually associated with heavy cigarette smoking, reports a study in Thorax. (2000-03-20)

Fungus could destroy cocaine plants
A fungus could be the latest weapon in the war against drugs. The government of Columbia may conduct open field trials of a strain of fungus that attacks coca plants, the source of cocaine. Environmentalists fear that massive applications of the fungus could do other damage. (2000-03-07)

Boston study finds marijuana use can trigger heart attack
In the first hour after smoking marijuana, a person's risk of a heart attack can shoot up nearly five-fold, say researchers at Beth Israel Deaconess Medical Center in Boston. The study is believed to be the first to document a link between smoking marijuana and heart attacks. (2000-03-02)

Aging marijuana smokers face sharply higher risk of heart attack soon after using drug
Middle-aged and elderly marijuana users increase their risk of a heart attack by more than four and a half times during the first hour after smoking the drug, according to a study being presented today at the American Heart Assocation's 40th Annual Conference on Cardiovascular Disease Epidemiology and Prevention. (2000-03-01)

Marijuana-related compounds may ease multiple sclerosis symptoms
Compounds related to the active agents in marijuana may help ease tremors and severe muscle stiffness in multiple sclerosis, suggests a study co-authored by a chemist from Clemson University and scientists from the United Kingdom. The study will be published March 2 in the prestigious journal (2000-02-29)

Drug trends among American teens
With a few notable exceptions, drug use among American adolescents held steady in 1999, according to the latest results from the Monitoring the Future study, conducted at the University of Michigan Institute for Social Research (ISR). (1999-12-16)

Futurist research highlights chemists' national meeting March 26-30 in San Francisco
New research on anticancer therapies, therapies, endocrine disruptors, fuel pollution and nicotine toxicity are among the topics scheduled for discussion at the March 26-30, 2000, meeting of the American Chemical Society in San Francisco. ACS is the world's largest scientific society. (1999-10-26)

New study shows link between sex and violence among N.C. high school males
High school males who have been involved in a pregnancy are more likely to engage in behaviors that increase their risk of injury or death, according to a new report titled, (1999-10-25)

Brain releases marijuana-like substance in response to pain, study finds
Brown University researchers recently documented the release of the naturally produced cannabinoid, anandamide, in response to pain in anesthetized animal models. (1999-10-11)

Job complexity, simplicity linked to substance use
Many people drink alcohol or smoke cigarettes or marijuana to cope with the fact that their jobs are either too complex or not demanding enough in relation to their cognitive abilities, according to research conducted by Greg R. Oldham, PhD, and Benjamin I. Gordon at the University of Illinois at Urbana-Champaign. (1999-09-20)

Study finds predictors for youth violence and drugs
In predicting violent behavior, self-identificaton with high school subgroups matters, finds a new, large-scale study, the first to examine this factor in a systematic manner. So does marijuana use (but not 'harder' drugs), being male, and feeling vulnerable to violence or having been victimized by violence. (1999-06-11)

Marijuana Not A Factor In Driving Accidents
The safety hazards of smoking marijuana and driving are overrated, says University of Toronto researcher Alison Smiley. Recent research into impairment and traffic accident reports from several countries shows that marijuana taken alone in moderate amounts does not significantly increase a driver's risk of causing an accident -- unlike alcohol. (1999-03-30)

Cigarette Smoking Key To Future Risky Behaviors, Wake Forest Study Shows
It can be hard for educators, family members and even friends to know when a child begins to make choices that could end his life. Researchers at Wake Forest University Baptist Medical Center are making that distinction easier. A recent study shows that the age a child begins to smoke cigarettes is the key. (1999-03-15)

Many Middle School Boys Carry Weapons To School
Three percent of North Carolina middle school students had carried a gun onto school property and 14.1 percent had carried a knife or club to school, a research team from Brenner Children's Hospital and the Brenner Center for Child and Adolescent Health report in the January issue of Archives of Pediatrics and Adolescent Medicine. (1999-01-14)

Marijuana-Like Compounds May Alter Human Fertility, UB Researchers Show
Scientists at the University at Buffalo have shown that marijuana-like compounds called anandamides, found in the testis, uterus and oviduct, may play a role in regulating functions of human sperm and influence their ability to fertilize eggs. They showed that human sperm contain receptors for cannabinoids -- chemical compounds such as THC, the active substance in marijuana smoke. (1998-12-15)

Religious Teens Engage In Healthier Behaviors
Religious high school seniors are less likely to drink and drive and engage in other unhealthy activities and more likely to eat right and practice other healthy behaviors, according to a national survey of 5,000 students. (1998-10-27)

UCSF Study In Rats Suggests Synthetic Drug Mimicking Marijuana Might Be Used To Treat Pain
Researchers at the University of California San Francisco have shown in rats that a synthetic drug that mimics the principal active ingredient in marijuana has an effect similar to that of morphine on an area of the brain that modulates pain. (1998-09-23)

Teen Marijuana Use Is Fueled By Change In Attitudes
Changes in student attitudes about marijuana, not a general rise in rebellious or delinquent behavior among the teen-age children of baby boomers, are driving recent increases in the use of the drug. One of the key findings from a University of Michigan analysis of the reasons behind historic fluctuations. (1998-06-11)

First Patients Enrolled In NIH Clinical Trial On Effects Of Marijuana In HIV Patients
A clinical trial on the effects of marijuana in patients with HIV infection has begun under the direction of a group of physician-scientists in San Francisco. (1998-05-21)

Smoking, Drinking, Drugs: The Younger They Start, The Harder It Is To Quit
Youngsters who experiment with tobacco, alcohol or drugs at an early age are less likely to quit than those who start later. After studying the histories of 4,364 youngsters in Canada, researchers also concluded the risk of starting these habits begins even younger than believed -- at 11 and 12. (1997-11-18)

'Jump Start' Gets High-Sensation Seeking Teens Off Drugs
A high-intensity program shows promise of helping to stem increased illicit drug use among adolescents, particularly among high-sensation seekers. High-risk teens who took part in (1997-09-09)

Latchkey Youth At Much Greater Risk For Alcohol And Drug Use
About half of middle-school-age kids routinely spend time home alone after school, according to estimates. Those who do are much more likely to experiment with alcohol or drugs, says a University of Illinois researcher, based on a survey of fifth through seventh-graders work in three communities. (1996-11-07)

Brookhaven National Lab Named Drug Addiction Study Center
The biochemical origins of drug addiction, and possible ways to block those addictions, will be the focus at a new study center using PET imaging at the U.S. Department of Energy's Brookhaven National Laboratory.To be funded by White House Drug Policy Office, NIH Drug Institute & DOE (1996-10-15)

Maternal Exposure To Crack Cocaine Produces Stressed Newborns
New testing techniques help resolve confusion about infants born to women who smoke crack cocaine during pregnancy. Crack produces excitable, stressed infants but might not cause hemorrhages, lesions and brain damage as previously thought (1996-08-14)

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