Salvage Gene Is At The Root Of Many Mutations
... efforts at quality control fail, and it's at this desperate stage that REV1, the enzymediscovered by Nelson, Hinkle, and Lawrence, causes a mutagenic bypass to occur. "REV1, in its efforts to cope with DNA damage, can actually produce mutations," Nelson says. "When exposed to DNA-damaging agents, yeast w...40 Percent Of Deaths Are Environmental
...ironmental refugees" fleeing their home areas in a desperate search for food, the researchers said. The disease-ecology analysis was performed by a team of 11 graduate student researchers who gathered data from a variety of sources, such as the World Health Organization (WHO) and the U.S. Centers for Disease ...Lemur 'Juliet' may be new subspecies; no mate for 'Romeo'
...ult, the scientists may have found themselves in a desperate race to save a new subspecies before it becomes extinct. Primate Center Director Ken Glander led the October expedition to rescue the sifakas from a dwindling patch of the Mahatsinjo forest in the depths of Madagascar. The animals that he and his c...New treatment may relieve chronic pain, as reported in the 19 November issue of Science
... use the same way in terminally ill humans who are desperate for pain relief....Shark cancers cast more doubt on cartilage pills
...omparative medicine, says. "That's not only giving desperate patients false hope based on misinterpreted data, it's also taking a top-level predator out of an ecosystem, which could cause major disruptions in the ecosystem." Ostrander and lead author John Harshberger, a professor at George Washington Uni...Organgutan numbers plummeting worldwide; species may vanish in ten years, study says
...nstability throughout Indonesia. To alleviate this desperate situation, WCS is calling for a moratorium on logging in old-growth forests until the political situation has stabilized, as well as renewed commitment to national parks. Conservation groups have pledged their support of government initiatives to im...Tipsheet: April journals of the American Society for Microbiology
...berculosis proteins instead. "While there is a desperate need to develop new tuberculosis vaccines to deal with the global emergency in general, in more developed countries tuberculosis continues to be relatively common in elderly people," say the researchers. "While primary tuberculosis sometimes occurs......plete the oxygen in the deeper waters, forcing the desperate crustaceans into a 'last gasp' migration into the shallows where they are stranded by the tide. Anxious researchers rescued several tonnes of lobsters and trucked them along the coast to an unaffected area where they were released back into the sea. ...Duke ecologist's book offers hopeful view of Earth's plight
...r the book showed that some situations were not as desperate as I had thought previously," he said in an interview. "While we do have very serious ecological problems to solve, I don't believe that the 'catastrophization' of science is helpful." Catastrophization, he explained, occurs when "people sometimes u...Sex and gender scientists explore a revolution in evolution
...ll the time. I see males ignoring females that are desperate to copulate with them.'' A great deal of empirical evidence exists that refutes Darwinian sexual selection. It's difficult to tell just how many exceptions there are to the rule because observations may have been skewed by Darwinian biases, says Roug...Scientists re-evaluating the meaning of 'desertification,' Duke ecologist says
... additional and unexpected expenses, they may grow desperate enough to borrow money to buy more cattle. Then the additional livestock could overgraze all available pastures. At that point, "the system systematically starts falling apart," he said. "As grass cover is reduced, wind and soil erosion begin in earn...Jane Goodall to receive 2003 Environmental Citizen Award
...early career, and now she brings us the urgent and desperate conservation needs of these threatened animals," Gregory Stone, PhD, Vice President , Global Marine Programs, New England Aquarium. "She has a caring stewardship voice that speaks to everyone, and it must be listened to now more than ever." Jane Goo...MacKinnon lab's newest picture tells action potential story
...n and ambition," says Jiang. "But when we get very desperate in the lab, we always catch a hopeful glimpse of something." MacKinnon adds: "Even when the research is discouraging, there's always one door left slightly ajar."...Duke ecologist finds devastation, hope in Iraqi marshes
...wellings, "all of the communities we talked to are desperate for clean water," he reports. That's because rivers feeding the marsh areas are currently contaminated, and upstream utilities could take years to repair. "They're having all these problems with poor water, and they're surrounded by the answer," he s...US crackdown on bioterror backfiring
...s. The deadline was extended last week only after desperate appeals from four university associations and the American Society for Microbiology. Those who have sent in complete applications by 12 November will now have provisional approval. But the FBI has yet to receive complete applications from 2000 of the......ant gets them really jacked up on carbs so they're desperate for protein." Ness's presentation on the team's findings, "Contrasting the diet and aggressiveness of the ant bodyguards tending an extrafloral nectary-bearing plant," will be given at 10:10 a.m. on Wednesday, Aug. 4, in Room D135 of the Oregon Conv...