Newborns have ear preferences, too
...speech and hearing sciences department. "There are really no physical differences between right and left ears, although no one's really looked at anatomical differences between right and left brain stems. We think a neural pathway much ...Viral suspect for amphibian decline traced to human spread through bait
...an be isolated from each other by miles. "We were really interested in the ways in which it could be moving...s of the puzzle. "This tiger salamander system is really a model for looking at the emergence of these diseases," he said....Extreme stretch-growth of axons
...oscience. "This type of stretch growth of axons is really a new perspective," says Smith. Despite the extreme growth in length, the axons substantially increased in diameter as well. Using electron microscopy, they confirmed this growth by identifying a fully formed internal skeleton and a full complement o...Fossils reveal direct link between global warming and genetic diversity in wildlife
...ow animals might respond to global warming, but we really have very little idea about their actual genetic r...ting back 3,000 years. This timescale allows us to really investigate microevolution in a natural environment, the way you'd investigate it in a laboratory wi...Heart gene yields insights into evolution, disease risk
...at this variation is not just harmful mutation but really a process that contributes to the health of popula..., but are regulatory regions for the gene. This is really an under-explored region of the genome, and we we're hoping to find out more about how it evolves an...Genetic map of important tree genes outlined
...udy thousands of genes at a time, you can start to really explore how trees might respond on a basic genetic...ly, and we're now getting closer to the day we can really do that."...Essential smell gene may provide key to new insect repellents
...rigger perception of a scent. "The reason this is really important is that we've reached an impasse in the fight against bad insects," says Vosshall. "We have DEET, but it has to be reapplied, you use large amounts, and every part of the skin has to be covered. It can't be used for infants or toddlers beca...Men from early middle ages were nearly as tall as modern people
...tic appearance in the late Middle Ages, when trade really took off," he said. Steckel cites several possible reasons why height declined toward the end of the Middle Ages: The climate changed rather dramatically in the 1300s, when the Little Ice Age triggered a cooling trend that wreaked havoc on northern E...Chernobyl study: Risk of thyroid cancer rises with radiation dose
...ity of the center, especially in the early stages, really made this happen. That can't be overstated," Davis said....Study reveals first genetic step necessary for prostate cancer growth
... give us a better insight into what specific genes really do in a live mammal," he said. "The mice give us a highly reproducible glimpse at the earliest forms of cancer those rarely seen in the clinic and therefore can be used to develop new markers for detection as well as new strategies for prevention a...Purdue study finds antioxidant protects metal-eating plants
...their normal counterparts. "This confirms that it really is glutathione that's responsible for nickel tolerance," Freeman said....Researchers identify the genome's controlling elements
... understanding human health and disease. "This is really the next stage in human genome research," says Whitehead Member Richard Young, who headed the project together with Whitehead Fellow Ernest Fraenkel and MIT Computer Scientist David Gifford. Key to understanding how the genome is controlled are gene...Winner of 2004 EMBO Science Writing Prize announced
...ium to communicate this fascinating story. "It was really my brother-in-law who gave me the James Bond idea. After hearing the whole bizarre story of the glowing squid, his immediate response was that it sounded like a scene from a James Bond film. That was it James Pond was born and it was then a race aga...MIT team explains yin-yang of ginseng
...le the other way. "We found that this composition really matters for the ultimate outcome," said Shiladitya Sengupta, a postdoctoral associate in MIT's Biological Engineering Division. Further, the team found that the way ginseng extracts are processed can also alter the compositional ratio. "This is a ve...Streptococcus infects humans by thwarting blood clotting
...component of the pathogenicity of strep. "I didn't really think that this would work, because it seemed unlikely that, since pathogenicity seemed to be such a complex process, one factor could have such a dramatic effect by itself," he said. In further experiments, the researchers found that when they remov...Integrative biology of exercise APS Intersociety meeting October 6-9, 2004 in Austin
...ons. "The submission of so many volunteered papers really speaks for itself and reflects the great interest generated by this conference," said Ronald L. Terjung, chair of the organizing committee of the meeting and professor in the Department of Biomedical Science at the University of Missouri-Columbia, Co......re free-range chickens safer? Is organic farming really better for the environment? How do the media portray organic food issues? Detailed symposium agendas with links to individual abstracts can be found at: http://oasys2.confex.com/acs/228nm/techprogram/S14433.HTM and http://oasys2.confex.com/ac...Gold quantum dots have applications in biological labeling, nanoscale optics
... of Technology. "Their potential applications are really complementary to those of semiconductor quantum do...lp us understand the very small size scale that is really not well understood for noble metals," Dickson added. "They can provide the 'missing link' between ...Heartless worms hold clues to cardiac arrhythmias, sudden death
...ck. That's where the worm came in. "This paper is really a proof of principle of the utility of using C. el...n cardiac cells grown in the laboratory. "We were really excited," Petersen said. "We already knew that KCR1 affected drug block of HERG in cells, and now we...Researchers report new gene test for isolated cleft lip and palate
... some other mutation nearby within the gene that's really doing the deed," he continued. "In a sense, the valine is hitchhiking with the actual mutation." At this point, the researchers stepped back and looked more broadly at the gene and flanking regions of the chromosome. They identified a total of 36 S...