Brightsurf Science News & Current Events

June 29, 2001
Marijuana-like substances linked to cirrhosis complications
Marijuana-like substances (endocannabinoids) intrinsic in animals and humans act at specific receptors on the blood vessel wall to produce vasodilation, the generalized blood vessel dilation seen in many patients with advanced liver cirrhosis, according to an article by George Kunos, M.D., Ph.D., and colleagues in the July 1 issue of Nature Medicine.

Researchers identify gene for rare form of leukemia that strikes infants
A team of researchers at Toronto's Hospital for Sick Children (HSC) and St.

All earthquake fault lines not equal
While most scientists assume that both sides of a geologic fault move equal distances during an earthquake, National Science Foundation (NSF)-funded researchers at Pennsylvania State University and the University of Miami have discovered that not all strike slip faults act that way.

Never-before-seen look deep inside cancerous tumors
A powerful new high resolution, three-dimensional imaging tool provides researchers with never-before-seen views of activity deep within a living tumor - how cancer cells behave.

Jefferson neuroscientists show drug may protect against brain cell damage in Parkinson's
Researchers at Jefferson Medical College have shown in the laboratory that a new drug already given to some patients who are in the early stages of Parkinson's disease may actually protect brain cells from dying and perhaps eventually be used as a prophylactic agent for the disease.

Health threat to travellers from ticks at home and abroad
Ticks picked up in the UK may constitute a health risk because of their potential to carry infectious diseases, in addition to ticks and other parasites acquired overseas, conclude authors of a research letter in this week's issue of THE LANCET.

New model for predicting stroke outcome
A new model incorporating imaging and clinical assessment could more accurately predict patients' outcome after stroke, conclude authors of a study in this week's issue of THE LANCET.

No advantage of sperm injection over conventional IVF for non-male-factor infertility
Two studies in this week's issue of THE LANCET examine the use of intracytoplasmic sperm injection (ICSI) fertility treatment.
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