Tag: "toward" at biology news

Research puts sting into drama of virus-cell fusion

...ders says. These insights may point scientists toward new ways of thwarting viruses andhelp redefine scientific models of how membrane fusion occurs, Sanders says. The Moloney murine leukemia virus used in the study is related to the felineand human T-cell leukemia viruses and is the major retrovira...

Genome tools pass big test in fruit flies

...effort to sequence the entire humangenome speeding toward completion, some researchers are now focusing theirenergy on developing the next generation of tools that can be used to extractvaluable scientific information from the unabridged human genetic sequences. Howard Hughes Medical Institute investigator...

Heart transplant surgeon at Cedars-Sinai specializes in implanting mechanisms that allow a defective heart to rest while awaiting a transplant

...h her recent research interests have been directed toward cardiothoracicissues, Dr. Magliato previously participated in research programs ranging fromneuroendocrinology and neurosurgery to surgical oncology and immunology. Herwork has been published in a variety of scientific journals and she has beeninvite...

Physicians who acknowledge abuse and confirm patient's worth are most helpful

...seriousness of their situation and helped themmove toward safety. Those messages were effective even if women didn'tdisclose directly to physicians that they had been abused. "Physicians often don't intervene with victims of domestic violence becauseabuse is hard to talk about or because they don't believe...

Capture the flag: 'Darwin fish' may be a new version of a very old game, University of Georgia study proposes

...rwin fish, with their flat feet heading presumably toward land and furthernatural selection, showed up on car bumpers, too. Finding a way to gather data on those who use the Darwin fish on cars presenteddaunting problems for Lessl. He considered using a survey on the Internet, butthere is no way to be sure ...

NSF grants provide boost to research on inner workings of plants

... kind of work is the foundation of ongoing efforts toward the rapidand systematic development of improved cr...of an international project. This is a first step toward developing acomprehensive understanding of the organization of this genome. Complementaryresearch f...

UCSC researchers obtain first detailed images of a complete ribosome

...y of California, Santa Cruz, havetaken a huge step toward solving one of the most fundamental and dauntingproblems of molecular biology by obtaining images of the complete structure ofthe ribosome, a key component of all living things. Ribosomes are tiny molecular machines responsible for translating the g...

Common parasite overturns traditional beliefs about the evolution and role of hemoglobin

... functioned to detoxify NO andsubsequently evolved toward a molecule that is optimized for oxygen delivery,permitting the evolution of large multicellular life forms. If so, we may oweour very existence to evolutionary pressure imposed by an NO-rich environment." These new insights into hemoglobin ...

Researchers say hormones are key to evolution of insect metamorphosis

...ions that anothergroup, called thrips, has evolved toward complete metamorphosis but so far hasfallen short, Truman and Riddiford said. In insects with complete metamorphosis, the lack of competition betweenjuveniles and adults for food is a major factor in their success anddiversification, the husband-wife...

Molecular muscle motor found to move backwards

...invariants - myosin VI - moves backwards on actin, toward the minus end of thefilaments. A report on the new study appears in the September 30 issue of Natureand is featured on the cover. The observation suggests how, in the relatively few structures in thebody in which the actin filaments are known...

NSF awards large grant for Arabidopsis information resource

... completely sequenced - will be a significant step toward understanding the biology of all plants and improving agriculturally important crops such as corn, soybeans and rice. To make best use of these data, the National Science Foundation (NSF) has awarded a five-year, $5.3 million grant to the Arabidopsi...

Scientists discover new candidate drugs for treating HIV infection

Scientists have achieved a major step toward finding a new class of oral drugsto treat HIV infection. They have identified a class of compounds that preventHIV infection by stopping the virus at its port of entry into the cell. Unlikecurrently used drugs that target HIV at other points during...

Hutchinson Center to lead $11.5 million ovarian-cancer research consortium

...s the first time the NCI hasdirected SPORE funding toward ovarian cancer. A major strength of the Pacific Ovarian Cancer Research Consortium is itshistory of interdisciplinary collaboration in ovarian-cancer research."We have a track record of working together," Urban says, referring to a workinggroup of ov...

CYP17 gene proves important in determining bone growth, find University of Pittsburgh investigators

... people," said Mr. Zmuda. "But this studyis a step toward our goal of understanding the genetics of osteoporosis. Weintend to conduct further research to see if having the CYP17 mutation isconnected with the risk of osteoporosis-related fractures in men."...

USGS designs fishway for Little Falls Dam

...o Sibley Hospital; Norton is to the right and goes toward the Potomac].The temporary gate is about a block down on the right. Follow signs to theparking lot. From here, buses will transport guests to the Little Falls PumpingStation beginning at 9:30 am....

Eastern U.S. benefits from emissions trading by power plants

...ns away from the populated areas of the east coast toward the lesspopulated Midwest. But Burtraw adds a cautionary note: "The shift could havegone the other way, so health or environmental effects of trading remainlegitimate issues of concern." Nonetheless, Burtraw still believes SO2 tradingand banking h...

Errant nerve cells risk a clockwork death

... sprouting from one side of thespinal cord migrate toward a guiding structure at the base of the developingspinal cord known as the floor plate. They then are directed along the floorplate by chemical cues, covering a distance of nearly a centimeter, beforedeparting for their final target on the other side ...

Jellyfish protein illuminates active immune cells

...the green-tagged MEKK2 proteincould be seen moving toward the T cell receptors. Further experiments showed that interfering with MEKK2 blocked subsequentpathways that normally carry molecular signals to the nucleus. With thesepathways blocked, the helper T cells failed to respond as they normally do afterb...

Neurons produced during adulthood react to stimuli

...ns areproduced, and how they behave, may be a step toward new treatments for disorderssuch as Alzheimer's disease, Parkinson's disease, and stroke, which are relatedto the premature death or dysfunctioning of neurons. The next step, Bittman says, is to determine whether neurons produced duringadulthood resp...

Brain compound's anti-aggression effects appear to reverse in monogamous male rodents

... males experiencea dramatic increase in aggression toward intruders after mating." For the new study, Gammie and co-author <ahref="http://www.psy.jhu.edu/~nelson/">Randy Nelson , a Hopkins professor ofpsychology and neuroscience, exposed mated and non-mated male voles and femalevoles with pups to in...

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