Time running out for South Asian vultures, ecologists warn
...out by the Bombay Natural History Society in 2003, show that the population of the oriental white-backed vulture (Gyps bengalensis) has fallen by more than 99% since the early 1990s, with that of the long-billed vulture (Gyps indicus) having fallen by more than 97%. These declines are continuing: white-ba...New therapy for specific form of leukemia
... which ABL1 plays a role. The new research results show that Glivec can also provide a better treatment for a small group of T-ALL patients. Jan Cools has already successfully conducted the first laboratory tests with Glivec on the cancer cells of these patients. Ingenious research The team of Jan Cools...US researchers show cottonseed drug is cancer treatment booster
...s studies. Furthermore, their cell and animal data show that (-)-gossypol would make radiotherapy andchemotherapy more powerful and overcome the resistance to drug and radiation treatment caused by high levels of Bcl-2/xL. Gossypol was researched as a male contraceptive in China as long ago as 1929 althou...Fungus knocks a frog down but not out, raising questions about amphibian declines
...ving remnant populations sampled in the mid-1990's show the continued presence of the fungus in 15% to 18%...ify and study individual frogs were later found to show evidence of the fungus. "We found chytrid on apparently healthy frogs, and some of these fro...HHMI researchers Richard Axel and Linda Buck win 2004 Nobel Prize
...ad been working so hard for years, with nothing to show for it. So when I finally found the genes in 1991, I couldn't believe it! None of them had ever been seen before. They were all different but all related to each other. That was very satisfying." The discovery made it possible to study the sense of s...How roots control plant shoots
...ood and water to the leaves, the new findings help show how roots also send chemical signals that control ...lling the leaves to stop growing. Earlier studies show that during drought, "an unknown signal comes from the root and restricts leaf growth," Sieburth say...Talented sniffer: A receptor known for guiding sperm to egg plays a role in the nose
...sory tissue (by electro-olfactogram). The findings show that, interestingly, the basic receptor function of hOR17-4 seems to be identical in both human sperm and olfactory neurons. In light of their findings, the authors propose a model in which a single receptor protein helps perform diverse chemosensory...Below the surface: New clues to plant signaling from the roots
...d by BYPASS1 has yet to be identified, the authors show that it is different from previously identified plant hormones or signaling molecules and report evidence that it may be a novel carotenoid. ...Does a time delay between prostate cancer diagnosis and start of radiation treatment matter?
...ian time to treatment of 3.2 months. "Our findings show that a delay, within the limits of this study, from the time of diagnosis to the start of treatment with external-beam radiation does not alter ultimate clinical outcome," Andrews stated. "Another important finding here is that the use of hormone th...Researchers find chemosignal that encourages women's sexual desire
...ones. In order to be pheromones, researchers much show that the substances operate "in the context of normal daily interactions with breastfeeding women and their infants. Ideally, such a study would also demonstrate how these effects would have increased the evolutionary fitness of individuals who used ...After flu exposure, mild exercise protects mature mice from dying
...10 of 22). However, 11- to 16-week-old mice didn't show a significantly higher survival rate. When all EX mice (47) were compared with all HCC mice (48), EX had twice the survival rate, 59% vs. 29.4% (p=0.003). None of the variables (food/water intake, random activity or symptom severity) proved to be rel...Obese women with early-stage breast cancer more likely to die than women of normal weight
...ly-stage breast cancer patients. Previous studies show that obesity is a risk factor for the development ...t (857 patients) and obese (701). "Our results show a statistically significant difference between obese women and the other groups," said Anderson. Th...Is more better: Counting birds may only tell part of the story
...udies examined, disturbed areas are more likely to show negative associations between abundance and reproductive success. The authors provide several examples of the impact of human disturbances on bird populations. The black-throated sparrow in southern New Mexico prefers mesquite savannas, but...Society for Psychophysiology Research
...ysical fitness programs for America's children and show that benefits of fitness program extend beyond hea... when the target was White than Black. The results show how racial stereotypes influence behavior, and how brain wave responses to behavioral errors can ref...Sedentary overweight people get insulin boost from short term exercise; CVD risks trend down
...onmental Medicine (USARIEM). Insulin results show key role for exercise in pre- and type 2-diabetes One aspect of the research was to establish the role of energy balance in mediating improved insulin action after the short-term training. Insulin action was measured before the six days of exer...Cells in retina found to behave like soap bubbles
...per published Oct. 7 in the journal Nature , they show that cells within the retina take on shapes and pack together like soap bubbles, ultimately forming a pattern that is repeated again and again across the eye. Gaining insight into these patterns can help researchers understand the interplay between g...New method identifies chromosome changes in malignant cells
...hen cells become malignant. The technique helps to show how cells modify their own genetic makeup and may ...tools that identify thousands of genes at once and show how actively they are being used. They used advanced statistical techniques to analyze this data and...Environmental exposures before and after birth can harm children's lungs
... the children's respiratory health. Study results show that children exposed prenatally to PAHs and postnatally to ETS were more likely to cough and wheeze at 12 months of age and experienced more difficulty breathing, as well as higher incidences of asthma symptoms, at 24 months of age. Although the re...Acoustics meeting in San Diego
...ness might be involved. Meanwhile, recent studies show that marine mammals might commonly carry "supersaturated" levels of nitrogen, in which a higher-than-normal amount of nitrogen gas is dissolved in their bodies. Now, Lawrence Crum of the University of Washington ( lac@apl.washington.edu ) and his c...New study on smallpox in monkeys reveals tactics of a killer
...trol and Prevention (CDC) and Stanford University, show that cynomolgus macaque monkeys exposed to smallpox virus can develop a disease similar to human smallpox. Previously, scientists thought it impossible for the smallpox virus to sicken any species other than humans. Following on that discovery, D...