Navy enlists microbes to cut costs
...rin, which is less expensive but more sensitive to physical shocks and temperature changes. Currently, butanetriol costs $30 to $40 per pound, and together the Navy and Army purchase about 15,000 pounds per year. If the costs could be reduced to $10 or $15 per pound, Indian Head estimates the services' demand...Structure of a Nobel-prize winning molecule: Aquaporin
...uaporin selectivity arises in part from erecting a physical barrier: small molecules, like water, can easily pass, but larger ones simply can't fit. And the strategic positioning of amino acid residues with hydrophilic or hydrophobic properties along the channel helps police the influx of molecules based on t...Can the mode of training affect the hormone response to different modes of exercise?
..., which can negatively affect body composition and physical function. Studies have shown that endurance-trained men tend to have lower levels of testosterone compared to their sedentary counterparts and that resistance-trained men have higher basal testosterone levels. Studies have also found that both endu...New findings can help parents looking to combat number of kids' sick days
...Their study also found evidence connecting reduced physical activity and excess body fat with higher incidence...amines the relationships between mucosal immunity, physical fitness levels, stress levels, and relative body fat in 10- to 11-yr-old children attending public s......g to them." Next, each man was required to perform physical exercises, such as deep breathing or standing from...totaling his nervous system's reactions during two physical and mental testing periods. To assess the link between nervous system activity and HIV progression,...Gene interactions control circadian clock in plants, study finds
...n the journal Nature, is the first to describe the physical connection between two molecular components - gene...e researchers also looked for, and found, a strong physical interaction between TOC1 and ZTL. "It became clear that ZTL is heavily involved in controlling the l...Alcoholics with antisocial personality disorder have blunted emotional reactivity
...t and unpleasant events, including ones that cause physical and mental stress. A study in the December issue of Alcoholism: Clinical & Experimental Research has found abnormally low emotional responsiveness among adult male alcoholics with antisocial personality disorder (ASPD). Study authors say these fi......evelopment of simulation methods based on material physical properties which he initiated has now matured into...ere he used methods taken from structural geology, physical geography and palaeontology. His work deals with topics such as neotectonics, the geology and geomor...NIH consensus panel confirms effectiveness of total knee replacement
...paedics, rheumatology, internal medicine, nursing, physical therapy, rehabilitation, biostatistics, epidemiology, and health services research, as well as a TKR patient. The conference brought together experts in a range of relevant disciplines to present the latest research in current TKR practice and outcom...With nature's help, a better vision system for smart weapons
... are developing a way to combat this using another physical phenomenon: When light strikes a metal surface, such as silver, it generates electrical charge oscillations, called surface plasmons. Hebard said the UF team has made progress in "reconverting" these plasmons into light by altering the surface charac...Automated analysis of bee behavior may yield better robots
...nt spatial memories. Males apparently remember the physical distance to food, while females follow landmarks to find treats, Balch says. "We're involved to measure precisely where the monkeys go and how long it takes them to find the food," Balch explains. "We use the information from experiments to test h...Hope available for patients with anemia and myelodysplastic syndrome
...common in old age and has been shown to affect the physical function of elderly adults. Researchers from Wake Forest University School of Medicine, Winston-Salem, N.C., conducted a study to more fully identify the detrimental health effects of anemia and found that elderly people with anemia had increased ch...Expedition will retrace legendary Steinbeck-Ricketts voyage to the Sea of Cortez
...accurate census of these creatures or collect much physical data, such as water temperature, wind speed or salinity. As a result, it will be difficult to make quantitative comparisons between the gulf in 1940 and today, cautions Chuck Baxter, an authority on intertidal ecology who taught at Hopkins Marine Sta...Novel therapies show promise against myeloid leukemia
...ognosis worsens and patients experience increasing physical symptoms. Patients with poor cytogenetic assessments or with progression before the respective time point were not included. "In addition to these results, the effect of increasing the dose of imatinib on the probability of attaining a ...Anorexia may cause emphysema, study suggests
...c patients and found that malnutrition changes the physical structure of the lung. "There is a reduction in the amount of lung tissue in patients with anorexia nervosa," said Harvey O. Coxson, Ph.D., lead author of the study from Vancouver General Hospital (VGH) in Canada. "It is unclear whether these struc...UCLA study sheds new light on island evolution
...each lizard. Given the numbers and frequencies of physical and genetic differences among lizard populations, they determined that lizards were moving between islands. Next, the researchers sought to explain this unusual flow of genetic material between islands. Smith said they were "stunned to find an exact ...Nutrient-poor oceans generate their food 'hot spots'
...tem processes work in association with the overall physical dynamics of the ocean. In the oligotrophic oceanic environments in question, the water movements generated by the passage of equatorial waves gathers and accumulates in restricted locations what little organic matter there is. What is initially scatt...Fox Chase Cancer Center researcher develops new model for studying prions mad cow disease
...ar in the Dec. 9 issue of PNAS. "Understanding the physical principles underlying the folding of proteins is a major challenge of molecular biophysics," said Roder. "Because aggregation of misfolded proteins can lead to disease, this basic knowledge has important implications for medicine as well as bioinfor...Pesticide delays sexual maturation
...history. For each group, the researchers performed physical examinations and recorded clinical history, sexual maturity rating, and blood levels of various hormones. The study found a higher prevalence of congenital abnormalities related to testicular descent in the study group, but it was not statistically s...... Sunday. We might say these people are addicted to physical activity. But the debate on exercise addiction has remained largely unresolved - until now, that is. The new study, conducted at the University of Wisconsin-Madison, adds evidence that the same brain circuitry involved in other types of craving - su...