Vidyya Medical News Service
Volume 7 Issue 40 Published - 14:00 UTC 08:00 EST 9-Feb-2005 Next Update - 14:00 UTC 08:00 EST 10-Feb-2005
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Fungicides, PCBs open brain cells to Parkinson's assault
University of Rochester scientists investigating the link between PCBs, pesticides and Parkinson's disease demonstrated new and intricate reactions that occur in certain brain cells, making them more vulnerable to injury after exposures.  more

Certain gun storage practices can reduce risk of youth firearm injuries, suicide
Keeping a gun locked, unloaded, and storing ammunition in a locked and separate location can lower the risk of unintentional injuries and suicide among youth, according to a study in the 9 February issue of JAMA.  more

Contrary to previous findings, smoking is detrimental rather than beneficial to patients with Alzheimer's, UCI study shows
UCI researchers have determined that chronic nicotine exposure worsens some Alzheimer's-related brain abnormalities, contradicting the common belief that nicotine can actually be used to treat the disease.  more


New stroke-prevention drug unlikely to be cost-effective except in patients at high risk of bleeding
A new study has shown a stroke-prevention drug designed to be an improvement over prior treatments is less cost-effective for most patients than warfarin, the blood thinner with a 50-year history of helping prevent blood clots and strokes. The study, conducted by researchers at Washington University School of Medicine in St. Louis found, however, that the new drug would be cost-effective for those atrial fibrillation patients whose risk of bleeding is high.  more

Prescribing information: Exanta (ximelagatran)
Exanta (ximelagatran) is the first oral treatment in the new World Health Organization drug class, direct thrombin inhibitors, and is the first new oral anticoagulant since the introduction of warfarin almost 60 years ago. It meets the previously unmet medical need for more predictable protection, and therefore more effective control of blood clots and clotting.  more

FDA warns consumers not to use home-use diagnostic kits marketed by Globus Media
The Food and Drug Administration (FDA) is warning consumers not to use unapproved home-use diagnostic test kits that have been marketed nationwide via the Internet by Globus Media, Montreal, Canada. In fact, no home-use test kits intended for diagnosing HIV, syphilis and dengue fever are approved for sale in the U.S. The use of these products could result in false results.  more

Patients with cancer have highly increased risk for blood clots
Patients with cancer have a 7-fold increased risk for blood clots in the legs or lungs (venous thrombosis), according to a study in the 9 February issue of JAMAmore

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