Vidyya Medical News Service
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Volume 6 Issue 336 Published - 14:00 UTC 08:00 EST 1-Dec-2004 Next Update - 14:00 UTC 08:00 EST 2-Dec-2004
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Green tea polyphenols thwart prostate cancer development at multiple levels
The polyphenols present in green tea help prevent the spread of prostate cancer by targeting molecular pathways that shut down the proliferation and spread of tumor cells, as well as inhibiting the growth of tumor nurturing blood vessels, according to research published in the 1 December issue of Cancer Research.  more

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Simple intervention nearly eliminates catheter-related bloodstream infections
As many as 28,000 patients die each year in the U.S. because of catheter-related bloodstream infections, but doctors and nurses who implement simple and inexpensive interventions can cut the number of deaths to nearly zero, according to a study by Johns Hopkins researchers.  more

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Small study shows SAMe may improve treatment of depression
Massachusetts General Hospital (MGH) researchers have found that adding the nutritional supplement SAMe to a standard antidepressant may be helpful to patients who have not responded to single-drug treatment for clinical depression. The pilot study, appearing in the December Journal of Clinical Psychopharmacology, found that treatment with both SAMe and an antidepressant improved symptoms in half the study participants and produced complete relief of symptoms in 43 percent of participants. more

 


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Imatinib (Gleevec) has activity in AIDS-related Kaposi's sarcoma
A new clinical study has shown that imatinib mesylate (Gleevec) has activity in AIDS-related Kaposi's sarcoma (KS). Imatinib inhibits important pathways that spur cancer growth, resulting in the regression of KS tumors within 4 weeks in some patients. The study will be published 30 November in the Journal of Clinical Oncology (JCO).  more

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New treatment offers marked improvement in deadly pulmonary arterial hypertension
Researchers showed that 16 weeks of treatment with the oral drug bosentan led to marked improvement in all clinical and hemodynamic parameters of the deadly disease severe pulmonary arterial hypertension (PAH).  more

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Reducing costs in treating obstructive sleep apnea patients
A large study showed that simpler, cheaper methods can be used to determine the optimal pressure for continuous positive airway pressure (CPAP) devices which are used to successfully treat a serious disorder, obstructive sleep apnea. more

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Improving diagnosis by molecular methods for difficult viral infections
In a study of 148 bronchoalveolar lavage (BAL) specimens collected by analysis from patients with suspected hard-to-detect acute respiratory infections, only about 1 in 3 cases that were identified as virus positive by molecular methods were also revealed through conventional cell culture analysis. more

 
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