Male praying mantids prefer not to be victims of sexual cannibalism
...They found that males responded to greater risk by slowing their approach, increasing courtship behavior, and mounting from a greater and possibly safer distance. "This shows that male mantids actively assess variation in risk and change their behavior to reduce the chance of being cannibalized," explai...New research: Soy germ isoflavones reduce bone loss
...m isoflavones (84 and 126 mg SoyLife EXTRA/day) in slowing bone loss in 90 early postmenopausal Chinese women. Isoflavones are found predominately in soy products. Their structure and functions are similar to estrogen, and observational studies suggest that higher intakes of soy and soy products may lower th...Diabetes research takes wing thanks to long-lived fruit fly
...mount of insulin, preparing the body for stress by slowing its metabolism and limiting its energy output. It might also offer a new way to control insulin production. Like JNK, the insulin receptor is also involved in determining life span. Caloric restriction limiting the calories an organism ingests gene...Whale bubble nets, saxophone sounds, ultrasonic laser
...ally northwest at approximately 2.4 km/s, and then slowing down to 1.5 km/s at 600 km from the epicenter (2aAO1). Other stations (2aAO3 and 2aAO4) reported some of the loudest and longest T waves ever recorded, lasting for approximately 15 minutes. According to Maya Tolstoy ( tolstoy@ldeo.columbia.edu ) of ...Einstein's Susan Band Horwitz, PhD wins Bristol-Myers Squibb Cancer Research Award
...es identified its singular mechanism of action for slowing tumor growth that the National Cancer Institute decided to undertake clinical trials, leading to its development and approval to treat a wide range of tumor types. Dr. Horwitz discovered that paclitaxel works by binding to microtubules, structures f...Developing nations may save the tropical forest
...the billions of tons of carbon they store, thereby slowing the rapid buildup of carbon dioxide and other greenhouse gases in the atmosphere." The accelerating rise of greenhouse gases in the atmosphere is considered a key cause of global warming. According to the International Panel on Climate Change, the...Bone and cartilage growth to blame for heart valve disease
...tatins may be able to play a role in preventing or slowing the process and curtailing the need for surgery." Valvular heart disease is on the rise with the aging of the United States population, and is second only to coronary artery disease as a cause for open heart surgery. Heart valve disease leads to 100,...The future of tropical forests
...extant tropical forests. However, "Trends such as slowing population growth and intense urbanization give reason to hope that deforestation will slow, regeneration will accelerate, and mass extinction of tropical forest species will be avoided," report S.J. Wright, Smithsonian Tropical Research Institute an...How low can you go? Ants learn to limbo
... that they can successfully crawl under it without slowing down. Tobias Seidl will be presenting his latest research findings at the Annual Meeting for the Society for Experimental Biology on Tuesday 4th April. Desert ants generally scurry around at high speeds whilst foraging to limit their exposure to the ...Avian flu modeled on supercomputer, explores vaccine and isolation options for thwarting a pandemic
...ancing measures could be particularly effective in slowing pandemic flu spread in the U.S.," added Longini. The results show that advance preparation of a modestly effective vaccine in large quantities appears to be preferable to waiting for the development of a well-matched vaccine that may not become avail...New guidelines improve diagnosis and quality of life for people with Parkinson disease
...al supplements, including vitamin E, are useful in slowing the progress or improving symptoms of Parkinson disease. Some people have feared that levodopa, one of the most effective treatments for Parkinson disease, may speed up disease symptoms. The guidelines demonstrate that levodopa is a safe and effectiv...Starving diamond-back still grows; rattler cuts metabolism 80 percent, use lipid energy source
...68 days of starvation," McCue said. In addition to slowing down to conserve energy, McCue found that the snakes "chiefly 'fed' on their energy-rich lipid stores. The continual conversion of internal protein by these snakes into carbohydrates prevented glucose 'crashes' similar to those that can result from d...Highlights of American Chemical Society meeting in Atlanta, March 26-30
...t that has shown promise in early cell studies for slowing the growth of prostate cancer cells. In tests with DBM, the compound inhibited growth of the Caucasian cell line, but had the opposite effect in the African-American cancer cells, causing the cells to grow faster, the researchers say. They caution th...Sweetgum tree could help lessen shortage of bird flu drug
...d similar antiviral drugs could help save lives by slowing the spread of the virus in the absence of a bird flu vaccine, which is still in development. The drug, which blocks the replication of the flu virus, is being stockpiled worldwide to slow or stop a possible bird flu pandemic that some experts predict...Paclitaxel combined with bevacizumab prolongs progression free survival in metastatic breast cancer
...y suffocate to death. The drug paclitaxel works by slowing or stopping the division of cancer cells in the body. It affects the cell structures called microtubules, which play an important role in cell function. The combination of the two drugs bevacizumab and paclitaxel enable the cancer cells themselves to...News tips from the Journal of Neuroscience
...titively inhibiting the dopamine transporter, thus slowing uptake of dopamine (DA) and increasing extracellular DA. But this week, Venton et al. provide evidence for a second, long-postulated mode of action for this psychostimulant: release of a reserve pool of DA vesicles. The authors delivered long electri...New test of snow's thickness may 'bear' results key to polar climate studies, wildlife habitat
...plays an important role in the region's climate by slowing the flow of heat from ocean waters to the air. Polar sea ice is an insulator between the warm ocean and the very cold atmosphere. Snow acts like a heavy blanket on top of the sea ice, providing a thicker, added layer of insulation between the water a...Vital organs in the Earth system: What is the prognosis?
...y North Atlantic Current: A Risk of Breakdown? The slowing and potential shut down of the North Atlantic Current is a topic of major importance for the future climate of Europe and other parts of the world. New data shows that abrupt regional climate shifts have occurred many times in Earth's history, linked...Declining snowpack cools off CO2 emissions from winter soils, says U. of Colorado study
...e winter insulation of the soils, cooling them and slowing the metabolism of microbes that release large amounts of CO2. But the discovery of what Monson called a "serendipitous effect" of reduced snowfall does little to bolster the overall environmental health picture of the West's mountain forests in rece......s that stimulate Akt activity may be beneficial in slowing arterial lesion formation and cardiovascular disease. TITLE : Decreased vascular lesion formation in mice with inducible endothelial-specific expression of protein kinase Akt AUTHOR CONTACT: James K. Liao Brigham and Women's Hospital, Cambridge, Ma...