Most episodes of HIV 'blips' not clinically significant in patients receiving HAART
...lips by assessing the HIV-1 RNA (ribonucleic acid) levels of 10 patients every 2 to 3 days over 3 to 4 months between June 19, 2003 and February 9, 2004. "With the intensive sampling, blips were detected in 9 of 10 patients," the researchers report. "There was no association between blips and demographic,...Hepatitis B viral load, genotype affect liver cancer risk, study finds
...viral load. "[W]e found that higher plasma HBV DNA levels and infection with genotype C HBV were independently (and additively) associated with an increased risk of HCC among Taiwanese men," the authors write. "The longitudinal stability of these factors and their positive associations with HCC across 10-ye...Mothers' exposure to air pollutants linked to chromosome damage in babies
...posed. Study participants exposed to air pollution levels below the average were designated as having "low exposure," while those exposed to pollution levels above the average were designated as having "high exposure." "We observed 4.7 chromosome abnormaliti...Johns Hopkins scientists receive presidential medals
...Giacconi's. "He holds fast to the highest possible levels of scientific and technical truth. He possesses profound physical insight, and his strategic understanding into where astronomy and astrophysics is going and the path, in fact, it should be taking is unmatched in the field." Giacconi was born in Geno...Hypothyroidism associated with reduced breast cancer risk
...ls to produce enough thyroid hormone. Insufficient levels of specific types of thyroid hormone may affect all body functions, and can slow patient functioning, causing mental and physical sluggishness. Other researchers contributing to the M. D. Anderson study include: Gabriel Hortobagyi, M.D., chairman of ...Women with thyroid problem have lower risk of breast cancer
...f breast cancer, while other scientists found high levels of thyroid hormones were protective against breast cancer. Studies of benign thyroid disorders have also failed to demonstrate associations between thyroid hormones and breast cancer biology. To investigate and clarify the relationship between a hist...Uric acid may help reduce effects of spinal cord injury, Jefferson researchers find
Increasing levels of uric acid, a metabolic breakdown product found ...le to give someone uric acid immediately and raise levels in 50 minutes. Whether or not this should be a first-line response is unknown. "There is a range we ...COX-2 product offers good and bad news in 'test tube' strokes
... trumps all of the rest. So we theorized that high levels are protective. But it was a surprise that it was ...ke. After strokes and other injuries to the brain, levels of glutamate rise, triggering a number of chemical reactions, including an increase in COX-2 product...Promising treatments for Huntington's disease identified in UCI study
...eater efficacy then they would individually and at levels in which their toxicity is lessened. In one test, the researchers combined Congo red (a dye that blocks the formation of toxic polyglutamine fibrils), cystamine (an amino acid found to improve motor-neuron function in Huntington's-engineered mice) a...Clot-busting drugs may help detect potentially deadly leg clots
..., there were no significant changes in the d-dimer levels even though, if the natural clot-busters were working as might be expected, the levels should have risen rapidly. So they gave five progressively higher doses of tPA the highest of which...Herb used to treat diabetes works like modern-day prescription drugs, study suggests
...at diabetes seems to lower blood sugar and insulin levels in a manner similar to prescription drugs, a new s...00 milligrams decreased insulin and blood glucose levels by 29 and 23 percent, respectively. "These kinds of reductions are similar to what we might see with...Striking a chord with concertgoers to reduce hearing loss
...concert entrances and the reduction of music sound levels to minimize the risk of hearing loss for rock conc...es thought it was likely or very likely that noise levels at music concerts could damage their hearing, 80 per cent said they never wore hearing protection at...Mayo Clinic identifies key cellular process in prostate and other cancers
...for destruction. This degradation of FOXO1 by high levels of Skp2, in turn, abolishes the ability of FOXO1 t...on can be reversed -- even in the presence of high levels of Skp2, by using chemicals that inhibit protein destruction, and thus block Skp2's action against F...High levels of airborne mouse allergen in inner-city homes could trigger asthma attacks
... of inner-city homes sampled had airborne allergen levels already known to aggravate asthma symptoms in anim...ren exposed to airborne mouse allergen at the high levels found in the study may be more likely to experience asthma symptoms, including wheezing or difficult...Brain synapse formation linked to proteins, Stanford study finds
... of the two thrombospondins is found at far higher levels in adult human brains than in adult monkey brains, possibly suggesting a key difference in the two animals' ability to form new synapses. Barres said the thrombospondins they studied are just two of five related proteins. So far it hasn't been possib...Boosting HIV screening can increase survival and is cost effective
...tiel said that even in settings with HIV infection levels similar to the U.S. general population, one-time screening could deliver excellent return on investment. "HIV is a severe disease that, left untreated, produces substantial morbidity and mortality," said Paltiel. "It has a long asymptomatic phase, wh...Routine HIV screening should be expanded, study finds
...howed that such screening at much lower prevalence levels would provide important benefits. In addition we found this screening would be cost-effective and in-line with other commonly accepted screening programs," said lead author Gillian Sanders, Ph.D., a medical decision analyst at the Duke Clinical Resea...'Broken heart' syndrome: Real, potentially deadly but recovery quick
...l signs of a heart attack, such as highly elevated levels of cardiac enzymes that are released into the bloo... were compared, the researchers found that initial levels of catecholamines in the stress cardiomyopathy patients were two to three times the levels among pat...PCBs, fungicide open brain cells to Parkinson's assault
...arkinson's disease. Researchers also show that low levels of maneb, a fungicide commonly used in farming, ca... brains of Parkinson's patients contained elevated levels of PCBs and certain pesticides. While researchers believe that genetics, the aging process and expos...Simpler blood thinning medication effective for preventing blood clots and stroke
...he ximelagatran group had alanine aminotransferase levels (a measurement in the blood used as an indicator o... clinical importance of the increased liver enzyme levels in ximelagatran-treated patients requires further evaluation. Prospective assessment of coronary eve...