Selenium supplements may contribute to reduced HIV viral load
...in turn predicted increased CD4 count. "The exact mechanism by which selenium exerts its effects on HIV-1 viral replication is not known, although the literature suggests several possibilities," the authors write. One hypothesis holds that selenium's antioxidant properties may repair damage done to immune ce...New research brings initial find of Alois Alzheimer to fore once again
...e blood flow and the blood-brain barrier transport mechanism as key components of the Alzheimer's disease process. The technology has been licensed to Socratech, a Rochester biotech company created by Zlokovic to search for new treatments for Alzheimer's and stroke. Miano has served as a consultant to Socrat...Aspirin saves lives of cancer patients suffering heart attacks, despite fears of bleeding
...elet paradox suggesting that cancer may affect the mechanism of the way that blood clots, and from this analysis, we have found that the single most important predictor of survival in these patients is whether or not they received aspirin." Durand says more research is needed to better understand this contrain...Why doesn't the immune system attack the small intestine?
...r years, scientists have wondered whether the same mechanism is at work in tissues that come in regular contact...system. "Our study points to a previously unknown mechanism of immune system tolerance," Turley explains. "When you think of the conditions in the small intesti...New Congress should focus on covering the uninsured, reducing health costs, according to new survey
..., combined with subsidies and an insurance pooling mechanism for the uninsured to purchase affordable coverage (57%); providing states with matching funds for expanded Medicaid/SCHIP coverage for low-income children and adults (57%); creating a single-payer insurance system (54%); or covering everyone und...Hybrid molecule causes cancer cells to self-destruct
...ells. Although the study of the exact molecular mechanism is in its early stages, the researchers believe the separate chemical components work together to bolster the cancer-fighting power of butyrate. The double attack triggers cellular suicide, also called apoptosis, in the cancer cells. To find out w...Bottleneck in blood supply makes brain vulnerable to strokes
...tients. But until now, we had no insight into the mechanism of the damage, and understanding the mechanism is the first step toward understanding how to prevent it." To determine what happens in t...Most hospital performance measures for heart failure not linked to improved patient outcomes
...formance measures have been developed to provide a mechanism through which the quality of medical care can be measured and improved. The recently released ACC/AHA Clinical Performance Measures for Adults With Chronic Heart Failure includes: discharge instructions, evaluation of left ventricular systolic functi...Glucose levels trigger compensation for type 2 diabetics
...duced insulin resistance might be developed if the mechanism linking GCK and IRS2 can be determined. However, in an accompanying commentary, Gordon Weir and Susan Bonner-Weir from the Joslin Diabetes Center remind us that before we develop new therapeutics "it is essential that glucose signals involved in beta...Drug improves tremors, involuntary movements in Parkinson patients
...ymptoms and further study is needed to clarify the mechanism behind the drug's benefits....Prediction markets accurately forecast influenza activity
...se trends," explains Dr. Polgreen. But there is no mechanism to gather that data and digest it quickly enough to make it useful. "Prediction markets provide a way to collect and analyze information in real time in an easy-to-interpret graphical format," Dr. Polgreen says. Dr. Polgreen and his collaborators s...Mechanism of black cohosh versus hot flashes revealed
...e hot flash is the most common. Although the exact mechanism of the hot flash is unclear, estrogen withdrawal during menopause clearly plays an important role, Wang said. It is assumed that declining estrogen concentrations may change the levels of brain chemicals called neurotransmitters. As a result, the ...Study explains how NSAIDs halt cancer growth
...on of a gene known as MDA-7/IL-24 is the molecular mechanism that enables nonsteroidal anti-inflammatory drugs ...n of the COX (cyclooxygenase) enzymes, the primary mechanism by which NSAIDs guard against pain. "However," adds Libermann, "COX inhibition did not appear to ...Two central mysteries in genome inheritance solved at UCSD
...solutions to two long-standing mysteries about the mechanism of genome inheritance during cell division. "These two discoveries open the door to further studies of the chromosome-spindle interface, studies that could result in improvement of chemotherapies for cancer," said Arshad Desai, Ph.D., assistant prof...New tool being tested at Penn to halt recurrence of atrial fibrillation
...Health System are starting a trial utilizing a new mechanism to treat the heart when its electrical pulses esse...incipal investigator of this study. "Now we have a mechanism to construct this barricade of lesions, to do an entire circular ablation, minimizing the potential ...New research explores limits of non-invasive coronary imaging tests
...d of cells from the bone marrow. Understanding the mechanism of this surprising finding may yield new therapies for diseases of abnormal or insufficient vessel growth....Bank on a Cure researchers identify pathways mediating myeloma treatment side effects
... with REVLIMID. The BOAC finding helps explain the mechanism by which aspirin works in these patients, even though aspirin's familiar affect on platelets is not involved. However, at certain dose levels aspirin affects the inflammation pathways and the BOAC research shows that genes related to inflammation do...Height loss in older men associated with increased risk of heart disease, death
...e height loss." There could also be an underlying mechanism that contributes to both bone loss, which leads to height loss, and coronary heart and other diseases....'Dua Anti-reflux Valve' found to improve quality of life for bile duct/pancreatic cancer patients
...rocedures to replace the clogged stents. The exact mechanism that leads to stent clogging is not known. There is a possibility that clogging occurs from contents from the intestines backflowing (refluxing) into the stent. The "Dua Anti-Reflux Valve" was initially developed to reduce reflux of stomach contents...Cancer immunoresistance linked to loss of tumor suppressor gene
... cells with normal PTEN function. Determining the mechanism responsible for the immunoresistance proved more difficult. Fortunately, Russ Piepers lab here at UCSF had developed a model that took normal human astrocytes and made them act like a malignant glioma. This allowed us to study the effects of PTEN...