Tetrahydrocannabinol News and Research

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Schizophrenics appear to rely considerably less on top-down processing during perception

Patients with schizophrenia are able to correctly see through an illusion known as the 'hollow mask' illusion, probably because their brain disconnects 'what the eyes see' from what 'the brain thinks it is seeing', according to a joint UK and German study published in the journal NeuroImage.

6 Apr 2009

Marijuana use may increase risk of testicular cancer

Frequent and/or long-term marijuana use may significantly increase a man's risk of developing the most aggressive type of testicular cancer, according to a study by researchers at Fred Hutchinson Cancer Research Center.

9 Feb 2009

Marijuana may be good for the aging brain

The more research they do, the more evidence Ohio State University scientists find that specific elements of marijuana can be good for the aging brain by reducing inflammation there and possibly even stimulating the formation of new brain cells.

19 Nov 2008

CUPID cannabinoid MS study reaches milestone

The CUPID (Cannabinoid Use in Progressive Inflammatory brain Disease) study at the Peninsula Medical School in Plymouth has reached an important milestone with the news that the full cohort of 493 people with multiple sclerosis (MS) has been recruited to the study.

21 Jul 2008

Oral cannabis ineffective in treating acute pain

A study published in the July issue of the Journal Anesthesiology discovered that oral cannabis (a form of medical marijuana) not only failed to alleviate certain types of pain in human volunteers but, surprisingly, it instead caused increased sensitivity to some forms of pain.

24 Jun 2008

Alzheimer's sufferers may benefit from cannabis compound

Scientists are suggesting that cannabis can offer some benefit for Alzheimer's sufferers.

11 Mar 2008

Doctors in the United States say yes to marijuana

Doctors in the United States have given their endorsement for marijuana to be used for medical purposes.

17 Feb 2008

Cannabis reduces pain only within a narrow dose range

Although smoking "moderate" doses of cannabis helps reduce pain in healthy research volunteers, pain is actually increased at high doses.

24 Oct 2007

The importance of the endocannabinoid-system

Cannabis (marijuana) is the most widely produced plant-based illicit drug worldwide and the illegal drug most frequently used in Europe.

15 Oct 2007

Cannabis for allergic contact dermatitis

Administering a substance found in the cannabis plant can help the body's natural protective system alleviate an allergic skin disease (allergic contact dermatitis), an international group of researchers from Germany, Israel, Italy, Switzerland and the U.S. has found.

17 Aug 2007

Cannabis mouth spray eases pain of cancer patients

Canadian health authorities have given approval for a new cannabis-based painkiller for use with cancer patients.

8 Aug 2007

Delta-9-tetrahydrocannabinol opens door for virus that causes Kaposi's sarcoma

The major active component of marijuana could enhance the ability of the virus that causes Kaposi's sarcoma to infect cells and multiply, according to a team of researchers at Harvard Medical School.

2 Aug 2007

Endocannabinoids appear to play important role in regulating inflammation

Endocannabinoids seem to play an important role in regulating inflammation processes. Scientists from the University of Bonn have discovered this in experiments on mice.

8 Jun 2007

Heavy use of cannabis triggers psychotic illnesses

Scientists in the UK say the heavy consumption of the drug cannabis may trigger psychotic illnesses such as schizophrenia.

30 Apr 2007

Scientists tackle cancer with different approaches

Studies presented at the 2007 meeting of the American Association for Cancer Research show how researchers are using the new, as well as the natural, to help design and test new drugs to treat cancer.

18 Apr 2007

Conception and pregnancy put at risk by marijuana use

According to new research the use of marijuana when a woman is trying to conceive or has just become pregnant, is not recommended as it endangers the passage of the embryo from the ovary to the uterus and can result in a failed pregnancy.

2 Aug 2006

PET imaging of cerebral cannabinoid CB1 receptors with [11C]JHU75528

A team of Johns Hopkins researchers developed a new radiotracer - a radioactive substance that can be traced in the body - to visualize and quantify the brain's cannabinoid receptors by positron emission tomography (PET).

6 Jun 2006

Heavy marijuana use not linked to lung cancer

Despite popular belief, a new study shows that people who smoke marijuana do not appear to be at increased risk of developing lung cancer.

24 May 2006

OK from the FDA for synthetic marijuana drug

Despite saying quite recently that it does not support the use of marijuana for medical purposes, the U.S. Food and Drug Administration (FDA) has given marketing approval for a drug which is a synthetic version of the active ingredient in marijuana.

17 May 2006

Cannabis destroys cancer cells

Researchers investigating the role of cannabis in cancer therapy reveal it has the potential to destroy leukaemia cells, in a paper published in the March 2006 edition of Letters in Drug Design & Discovery.

1 Mar 2006