To save dolphin's dorsal fin experts combine medical technology and teamwork
... were outwardly hopeful, but harbored some serious doubts that we would be able to save this dolphin's dorsal fin," said Dr. Stone. "But Liko surprised us all. Today we're optimistic that his fin will eventually be fully reattached and strong enough to stand up to the rigors of a robust male dolphin lifesty...Scientists discover that three overlapping signals in embryo help get the backbone right
...ve relatively little effect on the embryo, raising doubts about the natural role of these proteins in early development. Now, using very young embryos of the laboratory frog Xenopus tropicalis, Khokha, Harland and their UC Berkeley colleagues were able to block three of the five factors at once, and this ti...Double triumph in stem cell quest
...ed human embryo for the first time. But there were doubts about the results. The technique requires an adult cell and an egg, and because in Hwang's experiment both came from the same person, it was difficult to prove the embryo really was cloned (New Scientist, 21 February 2004, p 6). The process was also ...Groundbreaking study shows adult stem cells have same ability to self-renew as embryonic
...m cells. My belief is that this study should erase doubts scientists may have had about the potential effectiveness of post-natal stem cells." Researchers from Children's and the University of Pittsburgh in Dr. Huard's laboratory were able to expand post-natal stem cells to a population level comparable to ...Scientific societies support teaching evolution
...relativistic nature of gravitational waves. No one doubts the existence of gravity just because we are still learning how it works; evolution is on an equally strong footing. The discussion of life's spirituality is most appropriate for philosophy or religion classes. It is a mistake to conclude that reluc...Method slashes quantum dot costs by 80 percent
...ngineering and of bioengineering, had some initial doubts about whether heat-transfer fluids could be substituted for ODE. "They were cheap and they didn't break down at high temperatures, but no one uses these compounds for chemical reactions," said Wong. In addition to finding that other quantum dot nano...Computer modeling reveals hidden conversations within cells
... of the journal Science, many scientists expressed doubts that a computational approach could represent the intricate mechanisms through which cells respond to outside signals. However, the researchers report that their computer model accurately predicts particular behaviors of living cells. They also bel...How do you feel? Genetics are partly to blame
...d we have to give it more thought." Romeis says he doubts that there is any one gene that predisposes men to feel healthy. "However it is plausible that there are complex genetic relationships that affect how we feel about the quality of our health." The findings may shed light on how people use health ser...Study links progressive aphasia syndrome to prion gene
...in the traditional sense, Dr. Mastrianni adds. He doubts that the disease is transmissible in the way that CJD is, although he and his colleagues are carrying out studies using transgenic mice in order to test that possibility. The investigators are also planning studies to examine how the prion variatio...Alzheimer's found to be mostly genetic
...times that of any previous study. The study raises doubts about the widely held view thatAlzheimer's has two forms: the "familial," with genetic roots,and the "sporadic," with environmental causes. "In essence what we're doing is taking the folks who wouldhave formerly been called sporadic, and testing howi...Subsidized killing of carnivores fails to protect US sheep industry
...itions rather than predation losses raises serious doubts about the value of continued efforts to control carnivores," Berger said....The birds and the b's: Challenging Chomsky, starlings learn 'human-only' syntax patterns
... there are Nova specials on the subject and no one doubts that animals have complex and vibrant mental lives. This study is a powerful statement about what even birds can do: Look at what they're learning." The experiments were performed at the University of Chicago when Gentner was a postdoctoral research...'Uniquely human' component of language found in gregarious birds
...o to even talk about animal cognition. Now, no one doubts that animals have complex and vibrant mental lives." "When I describe our results to linguists and psycholinguists, they are amazed," Nusbaum said. "When I mention them to people who study animal behavior," Margoliash countered, "they are not surpr...New test spares couples with familial cancer the trauma of termination
...ulthood, many parents, as well as clinicians, have doubts about terminating such a pregnancy," Professor Viville says. "In fact some couples would prefer not to have children in these circumstances." Twelve couples with a risk of passing on FAP to any children were referred to Professor Viville and his te......tive Medicine and Infertility in New York, says he doubts that enough of these compounds could get into the female bloodstream to make a difference, but says he and others remain "mystified" by semen's composition. ...'Sticky' mice lead to discovery of new cause of neurodegenerative disease
...hetase gene. And there it was." To set aside any doubts they might have had about the role of the tRNA synthetase gene, Ackerman and her colleagues showed that they could correct the pathology in the sticky mouse mutants by using genetic techniques to insert a normal version of the tRNA synthetase gene...Define 'precautionary principle' to avoid clashes over biotechnology under World Trade rules
...y-modified grain or hormone-injected beef based on doubts about their safety? Or is such "precautionary" action trumped by World Trade Organization membership obligations? In other words: when can a nation's interpretation and invocation of "the precautionary principle" be ruled trade protectionism in ...USC groups present at Neuroscience 2006
...zart's character in the movie "Amadeus." No one doubts the second part of that statement, but the first remains controversial. Some have suggested that Mozart suffered from Tourette's Syndrome, characterized by verbal and/or motor "tic" outbursts. The Mozart-had-Tourette's camp may be right, according...Ebola-outbreak kills 5000 gorillas
...rmejo of the University of Barcelona, allays these doubts because it was conducted in a closely monitored gorilla population where genetic tests confirmed Ebola as the cause of death. Bermejo and colleagues from the Max Planck Institute for Evolutionary Anthropology and Uppsala University first showed that ...... to follow. Recently some scientists have raised doubts about this classic genetic system to study ancient migrations of people and to estimate the populations of people or animals as they existed tens of thousands of years ago. But University of Florida researchers writing this month in an online editi...