Tag: "moving" at biology news
Stray penguins probably reached northern waters by fishing boat
...nd managed their penguins as one large population, moving
individuals from specific zoos to reduce inbreeding. It would not be easy for the birds to escape to the wild from a zoo. "Most zoos use some kind of flipper tag, so a penguin that escaped from a zoo should be able to be identified pretty easily,"...
Human ancestors learned to walk upright in the trees, say experts
... recently in chimpanzees and gorillas, as a way of moving
on the forest floor, whilst walking on two legs a...hort legs and long arms, which are adaptations for moving
amongst tree tops, with hindlimbs adapted for walking on two legs. To understand why bipedalism w...
Cellular message movement captured on video
... of a key message-carrying protein called paxillin moving
abruptly from hubs of communication and transportation activity on the cell surface toward the nucleus. Paxillin was labeled with a red fluorescence marker to make it stand out in live cells. Its amazing to us. We thought the cell was so simple, sa...
Lessons from the orangutans: Upright walking may have begun in the trees
... arms more to support their weight, changing their moving
style to incorporate hanging. They only tended to walk on all fours when navigating the largest branches, the researchers found. Hand-assisted bipedalism may have offered several advantages that allowed our arboreal ancestors to venture onto thin b...
'Virtual Patient' to simulate real-time organ motions for radiation therapy
...ody. "Live patients are not static beings, and a moving
organ such as the lung or heart is a main concern ...have more confidence delivering the radiation to a moving
tumor. "The 4-D VIP-Man will allow doctors and medical physicists to accurately predict and monito...
New research shows sharks use their noses and bodies to locate smells
...turbulent eddies in the oily wake behind a boat. A moving
animal, similarly, leaves behind a trail of turbulent eddies flavored by its body odor," explained Atema. In an eight meter flume in the lab, Atema and Jayne Gardiner, a recently graduated Boston University Marine Program (BUMP) Masters student and s...
Fire ants are emerging nuisance for Virginians
...by territories during annual mating flights and by moving
into a new region in search of food or a better nest site. They have also rafted to new locations during floods. Since the 1930s, fire ants have spread to infest large parts of the southern United States, including Puerto Rico and as far west as T...
Novel sugar-to-hydrogen technology promises transportation fuel independence
...tural gas, which has become expensive. Storing and moving
the gas, whatever its source, is costly and cumbersome, and even dangerous. And there is little infrastructure for refueling a vehicle. "We need a simple way to store and carry hydrogen energy and a simple process to produce hydrogen, said Y.-H. P...
HIV in breast milk killed by flash-heating, new study finds
...head the next stage of field trials, which involve moving
this technique out of the lab and into the homes of women in Africa. The researchers are seeking funding to assess the flash-heating method's feasibility for babies in local communities in developing countries. "Clinical trials are urgently needed ...
UF researchers awaken vision cells in blind mice
...rs that simulated the appearance of being inside a moving
drum that had vertical stripes on the walls. Sci...ally move their heads in the same direction as the moving
stripes. By making the stripes ever-narrower similar to how the letters get smaller toward the bott...
Cornell lab confirms deadly fish virus spreading to new species
... emergency rules prohibit anglers and boaters from moving
live fish and require them to drain their boats and live wells before leaving Wisconsins Great Lakes waters, the Mississippi River and those tributaries up to the first impassable dams, according to the Associated Press. The spread of the virus could...
Decoding protein structures helps illuminate cause of diabetes
...r the difficulty of capturing a clear picture of a moving
target. When it comes to molecules, however, s... structures quickly and accurately enough to catch moving
proteins in mid-fold and see the shapes of intermediate steps. As described in this week's online i...
News tips from the Journal of Neuroscience
...arently). By the end of training, both groups were moving
at about 1.8 km/h. The treadmill experience improved balance in control and MPTPlesioned mice. Although there was no difference in striatal dopamine (DA) levels between exercised and nonexercised MPTP-lesioned mice, exercise increased striatal DA lev...
Dinosaur hearing, listening to muscle noise, quieter cubicles
...tomated detection, tracking, and classification of moving
objects such as swimmers. The SDSN is already available commercially for wide-scale deployment (2pEA1). Two papers presented by scientists from Stevens Institute of Technology, Hoboken (papers 2aEA4 and 2aEA5) discuss acoustic measurements in New Yor...
Book explores history, causes of allergy and asthma epidemic
...e environment. Taking the drug is much easier than moving
to the mountains or lakeshore or desert - and much easier than addressing issues of land use, or rethinking building construction or structural inequities in housing or health care." Nevertheless, confront them Mitman will, next semester in tandem ...
Survival of the rarest: Fruit flies shed light on the evolution of behavior
...use up that patch and you're going to do better by moving
out into a new patch," says Sokolowski. "So you'll have an advantage because you're not competing with the sitters who stay close to the initial resource. On the other hand, if you're a sitter and you're mostly with rovers, the rovers are going to mo...
$4.4 million NIH grant renews Echinacea and St John's wort research at Iowa State
...the health effects, so it's more likely that we're moving
toward improving these supplements rather than identifying chemicals for use as drugs. We are moving
toward something like a fingerprint of the biologically active chemicals in the species." In addi...
Scientists offer new view of photosynthesis
...s to work, the proteins were able to compensate by moving
and energetically guiding the electrons through th... work for electrons in a way similar to how a slow moving
elevator with no doors would work for people. The electrons are able to get off at the spot that th...
Psychology professor elected to American Academy of Arts and Sciences
...lt actor would behave in a situation that involved moving
an object from one hiding place to another. If the adult actor saw the object being moved from one box to another, the researchers reported, the infant expected the adult to look for the object in its actual hiding place. If the object was moved wh...
Seeing the trees for the forest: WHRC scientists creating national biomass and carbon dataset
...BCD2000), the first ever inventory of its kind, by moving
into the production phase. Through a combination of NASA satellite datasets, topographic survey data, land use/land cover data, and extensive forest inventory data collected by the U.S. Forest Service Forest Inventory and Analysis Program (FIA), NBC...
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