Trials for new drug to overcome HIV
...es tailored to individual patients, though Allaway warns that larger trials are needed and PA-457 will not reach the market until 2009 at the earliest. Other HIV researchers are also enthusiastic about PA-457. "It's a truly novel new class of drugs, and I really support their development," says Charles Bou......and away the biggest risk factor for lung cancer," warns Houlston....Most extensive survey ever of world's tropical forests shows upward trend in sustainable management
... International Tropical Timber Organization (ITTO) warns that some 95 percent of the forests remain unprotected--and progress will be fleeting unless the international community ensures that nations benefit economically from maintaining their tropical forests. The ITTO report, which exhaustively probes th...Is there a risk of transmitting genetic disorders to babies conceived by fertility procedures?
...tudy in the May issue of The Journal of Pediatrics warns that, even after thorough screenings of sperm donors, genetic disorders can be transmitted to the conceived children. Laurence Boxer, MD, and colleagues from the University of Michigan and the Severe Chronic Neutropenia International Registry investi...Federal testing for mad cow disease a failure, law review editor says
... 10 cents to a pound of beef. His article further warns of poor oversight of cattle feed. In particular, the slaughterhouse practice of "rendering," or recycling dead cows and sheep into protein for cattle feed, is believed to be widespread. Congress banned the practice in 1997 following evidence that fe...Tiny polyps gorge themselves to survive coral bleaching
...of warming events increases globally. But Grottoli warns that Montipora's resilience doesn't diminish the threat that bleaching events hold for the world's coral reefs. While it might survive while other species may not, on a global scale it is unlikely to re-colonize areas where less-resilient species die...Mars challenge is protecting humans from long space travel and heavy metal ion bombardment
... of Health. (See separate press release) Pawelczyk warns of radiation effects, skeletons like 100-year-olds, cancer risk Speaking as a veteran space traveler, Pawelczyk noted that as currently envisioned, the Mars probe would take as little 13 months to a maximum of 30 months. "We run the possibility of lo...Poison dart frog mimics gain when birds learn to stay away
...e in the same area and are brightly colored, which warns predators that they may be poisonous. In a series of predator learning experiments, the researchers found that the frogs' predators--in this case birds--learned to avoid anything remotely resembling the most toxic species. "What we found is that pre...Tsunami + 1 year: Reviving exhausted fisheries should trump replacing boats, gear, experts say
...he longer-term livelihoods of fishers." WorldFish warns that: 1. The catching power of new boats and fishing gear is likely to be higher than those they replaced; 2. When other livelihood options are unavailable new entrants into the fishery can be expected. Entry of new participants may even be facilit...Some good news for the world's poor
...er-fed children in actual terms. However, Dr. Fan warns in his research conclusions that most of these benefits are the results of research conducted in the 1960s, 1970s, and 1980s. For both China andIndia, the increase in experimental yield slowed down in the 1990s. "One of the reasons is a lack of agric...Study: Temperate forests could worsen global warming
...t and warming the Earth in the long term. Caldeira warns against planting forests on abandoned croplands as a strategy to combat global warming, which some have recommended. But he also recognizes the importance of forests. "I like forests. They provide good habitats for plants and animals, and tropical fo...On World Diabetes Day, Joslin President warns of explosion in diabetes and its complications
...in Diabetes Center President C. Ronald Kahn, M.D., warns of a coming "explosion" in diabetes and its complications unless action is taken to curb the mushrooming incidence of type 2 diabetes. "With the staggering increase of type 2 diabetes in younger people around the globe, my greatest nightmare is that......urity response and research will be clamped down," warns Endy....Researchers develop new method to help find deadly malaria parasite's Achilles heel
...her species studied."The World Health Organization warns that malaria is a growing threat to health worldwide, particularly in poor countries. No malaria vaccine has been developed, and once powerful antimalarial drugs are less and less effective because Plasmodium falciparum has developed resistance to th...Pending animal measure threatens U.S. research, AAAS says in letter to Congressional committee
...ell them to research labs. In his letter, Leshner warns that such restrictions could bar USDA and FDA funding for entire institutions involved in cutting-edge research, even research unrelated to animals. Should the measure become law, "the unintended consequences are very serious," he added. "Not only w...How to avoid severe climate change discussed at CO2 conference
...s carbon dioxide (CO 2 ) are not diminished soon, warns Dr. Ken Caldeira of the Carnegie Institution's Department of Global Ecology in his opening remarks at the 7th International Carbon Dioxide Conference in Boulder, Colorado, September 26, 2005. If current trends continue, some 5 trillion tons of carb...Scientists develop life-saving chrome
...s conference in Chester, UK, Professor Robert Akid warns that workers are being exposed to chromium compounds that are potentially cancer-causing and says that a safer alternative is much needed. He told the conference, Novel Applications of Surface Modification, organized by the Applied Physics and Techno...Targeting a key enzyme with gene therapy reversed course of Alzheimer's disease in mouse models
...ase has already progressed relatively far." But he warns that it is too early to make direct comparisons with the human disease, since mice ordinarily don't develop the symptoms of the disease unless they are genetically engineered to do so. Amyloid plaques, which are insoluble protein clumps in the brain,...Crisis in African fish supplies looms, experts warn Africa leaders
...han 2% in sub-Saharan Africa. The WorldFish Center warns that simply maintaining today's per capita fish supply in sub-Saharan Africa (6.6 kg/year) requires a 20% increase in production within 10 years and a 32% increase within 15 years (2020). Given the minimal additional potential of capture fisheries, ...Infectious disease expert warns of spread of Rocky Mountain spotted fever
...ne infection known as Rocky Mountain spotted fever warns that the first widespread outbreak of the bacterial disease in Arizona is a growing and dangerous sign of how humans can inadvertently help spread infectious organisms beyond traditional state boundaries. In an article to be published in The New E...