New genetic tools provide clues to the effects of exercise and diet on obesity, diabetes
...ue insight into the underlying metabolic crisis in chronically untrained muscle and clues as to how exercise reverses these effects." Editors note: Hittel is speaking at the American Physiological Society's 2004 Intersociety Meeting, "The Integrative Biology of Exercise," Oct. 6-9 in Austin. Information abou...Psychological stress and disease: UCSF-led study suggests connection
...0, all of whom were biological mothers either of a chronically ill child (39 women, so-called "caregivers") or a ... dramatic. As expected, most women who cared for a chronically ill child reported that they were more stressed than women in the control group, though, as a group,...Study identifies key aspect of immune response against HIV
...blood viral levels, the team studied more than 700 chronically infected African patients and again found that particular versions of HLA-B were associated with high or low plasma virus levels. Additional tests that looked at levels of the helper T cells that are destroyed by HIV and that analyzed samples from Au...Purdue scientists hunt for 'secret X' to treat liver cancer
...shown that a protein the hepatitis virus instructs chronically infected liver cells to produce - known as the X protein - under certain conditions instructs precancerous infected liver cells to die. The discovery of how the X protein influences liver cell behavior could be harnessed as an anticancer therapy, tur...Alcoholism and excessive food intake may share chemical pathways in the brain
...ncrease food intake in those animals that had been chronically consuming alcohol." "A key finding is that a galanin receptor antagonist by itself reduces alcohol drinking," observed Thiele. "This suggests a possible role for galanin receptor antagonists in the treatment of uncontrolled alcohol drinking, otherw...Highlights of January Journal of the American Dietetic Association
...niversity of Utah surveyed a group of parents with chronically ill children to learn more about the use of prescr...orted some form of dietary supplement use by their chronically ill children. While many children, especially those with certain illnesses such as cystic fibrosis, ...US government list of cancer-causing agents grows
...roximately one million United States residents are chronically infected with HBV, which primarily is transmitted through sexual contact (50%) and intravenous drug use (15%). HCV is the leading cause of liver disease in the United States with more than three million people infected. The major risk factor for he...New study documents the detrimental impact of teen beverage choices
...magnesium and potassium. Calcium and potassium are chronically low in a teenager's diet and both were highlighted as "problem nutrients" in the recently released Dietary Guidelines for Americans. The new study also found that milk is among the top four food sources of protein, vitamin A and zinc for both childre...Society of Nuclear Medicine offers program to meet patients' current, future needs for radionuclides
...ed, as the national radioisotope infrastructure is chronically underfunded at the Department of Energy (DOE). The program suggests that federal funding of approximately $69$79 million over the next 10 years will be needed to implement identified goals, such as upgrading the University of Missouri Research Reacto...Unconventional brain circuits offer clues to insomnia-obesity connection
... necessary for survival," he said. "But in today's chronically stressful environment, the circuitry may also be an underlying cause of insomnia and associated metabolic disturbances, including obesity."...Talking robots, green buildings, and shockwave healing
...umontreal.ca ) have obtained evidence that workers chronically exposed to low levels of carbon monoxide in a noisy environment may also experience hearing problems at high frequencies. (3aNS8) HEARING SILENT SHAPES AND IDENTIFYING INSTRUMENTS THROUGH THEIR MICRORHYTHMS Acousticians continue to discover new abi...JCI table of contents May 2, 2005
...TLV-1 handles Treg function HTLV-1 is a virus that chronically infects T cells. Most individuals remain lifelong carriers without any symptoms, but 2-3% of infected people develop adult T cell leukemia (ATL) and another small percentage of people develop an inflammatory disease of the central nervous system cal...Infection-fighting strategy backfires in cystic fibrosis
...ome permanent; more than 80% of adults with CF are chronically infected with P. aeruginosa. The chronic infection and inflammation associated with P. aeruginosa accelerate damage to the lungs, leading ultimately to respiratory failure and death. Researchers believe that Pseudomonas establishes a chronic infectio...Newly discovered role for heart response enzyme may yield better heart failure therapy
...-adrenergic receptors on heart cells when they are chronically exposed to adrenaline and thus preserves heart function. However, it has remained unclear exactly how the heart enzyme exerts its effects on the heart receptors, Rockman added. The researchers' experiments revealed that PI(3)K plays multiple roles as...Researchers identify gene's role in suppressing longevity
... to normal cells, continued to divide when treated chronically with low-level doses of oxidation-inducing hydrogen peroxide. However, the SIRT1-deficient cells had a normal senescence response when exposed to high-level oxidation or the activated cancer gene, Ras. Together, these results indicate that SIRT1 has ...Insulin pulses keep the liver lean
...mic the effects of CEACAM1 might help to alleviate chronically elevated blood and liver lipids in patients with diabetes....Discovery of new dopamine action may yield alternative psychiatric drugs
...searchers have discovered a new mechanism by which chronically high levels of the neurotransmitter dopamine exert their effects on the brain. Normally associated with triggering feelings of pleasure, excess concentrations of dopamine underlie schizophrenia, attention deficit hyperactivity disorder and other psyc...Bird flu claims critically endangered mammal
...this virus. "Vietnam and the other Asian countries chronically infected with avian fluare biodiversity hotspots rich in species, many only occuring in thisregion," says Dr Bell, whose team has been working with the Vietnamesegovernment, the World Health Organisation and the University of Hong Kong toconfirm the...Teens with deletion syndrome confirm gene's role in psychosis
...red to worsen symptoms of the deletion syndrome by chronically boosting the chemical messenger dopamine to excessive levels in the brain's executive hub, the prefrontal cortex, during development. The study is the first to show the long-term effects of the dopamine-regulating gene in a disorder related to schizo...Carnegie Mellon study finds that facial expressions reveal how the body reacts to stress
...ension, co-author Shelley Taylor added. Although a chronically angry, explosive temperament may do just that, justifiable anger in response to short-term frustrating circumstances appears to be a healthier response than responding with fear. During the experiment, 92 participants performed mathematical exercise...