Vidyya Medical News Service
Volume 5 Issue 225 Published - 14:00 UTC 08:00 EST 13-Aug-2003 Next Update - 14:00 UTC 08:00 EST 14-Aug-2003
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Leptin could reverse heart damage
By altering the signaling pathway of the natural hormone leptin, Johns Hopkins researchers say, doctors may one day be able to minimize or even reverse a dangerous enlarged heart condition linked to obesity. Their report is published in the 12 August issue of the journal Circulation. more

Drug may eliminate transfusions in patients with blood disorder
The use of hydroxyurea may eliminate the need for future blood transfusions in children with beta-thalassemia major, an inherited blood disorder, according to a study published in the 15 August issue of Blood. more


Herb product used to lower cholesterol works no better than placebo
A natural extract often favored by health-conscious Americans as an alternative to manufactured drugs in lowering cholesterol has turned out to be no more effective than a placebo in clinical trials at the University of Pennsylvania School of Medicine. The Penn research findings on the guggulipid extract will be published in the August 13 issue of the Journal of the American Medical Association (JAMA).  more

Study calls for major reforms in marketing of ephedra
In a study published in the August 2003 issue of Mayo Clinic Proceedings, researchers found that some Web sites that advertise dietary herbal supplements containing the popular weight-loss dietary supplement ephedra fail to disclose potential adverse effects and make misleading statements about the safety, use and efficacy of the supplements. Researchers suggest that by misleading consumers, the Web sites could be in violation of truth-in-advertising standards. more

Chlamydia infection prevalant among female army recruits
Nearly 10 percent of female Army recruits tested positive for the bacteria that causes the sexually transmitted disease chlamydia (Chlamydia trachomatis), according to researchers from Johns Hopkins, the Department of Defense and the Army. The researchers also found that the number of recruits testing positive for chlamydia increased over the four-year duration of the study, from 1996 to 1999.  more

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