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Biology


Close up CT scan, composite image of fossil gliding reptile Mecistrotrachelos apeoros. Curved foot and ribs are clearly visible
The fossilized bones of a previously unknown, 220 million-year-old long-necked, gliding reptile may remain forever embedded in stone, but thanks to an industrial-size CT scanner at Penn State's Center for Quantitative Imaging, the bone structure and behavior of these small creatures are now known.

Health & Medicine

According to a new GfK Roper Public Affairs survey sponsored by CancerCare, a national nonprofit cancer support organization, while the majority (76 percent) of women surveyed said they know at least a fair amount about breast cancer, many remain unaware of the important recent progress made in treatment. Fewer than one out of four (23 percent) women ages 50-65 have heard of new therapies for breast cancer, revealing a gap between awareness and information that women can use toward better treatment.

Bioinformatics


Paul Flemons, winner of the 2007 Ebbe Nielsen Prize in biodiversity informatics, works at the Australian Museum, Sydney.
The 2007 Ebbe Nielsen Prize has been awarded to Paul Flemons of the Australian Museum, Sydney. The Global Biodiversity Information Facility (GBIF) established the Prize in honor of Dr. Ebbe Schmidt Nielsen, who was an inspirational leader in the fields of biosystematics and biodiversity informatics. This is the only Prize in the world that is given in the area of biodiversity informatics.

Health & Medicine

As a result of mapping the structure of the protein complex implicated in autism spectrum disorders, a research team led by scientists at the University of California, San Diego (UCSD) Skaggs School of Pharmacy and Pharmaceutical Sciences has discovered how particular genetic mutations affect this complex and contribute to the developmental abnormalities found in children with autism. Their work, published as the cover article in the June issue of the journal Structure, should help scientists pinpoint the consequences of other genetic abnormalities associated with the disorder.

Biology

Mothers know best when it comes to dressing their children, at least among side-blotched lizards, a common species in the western United States. Researchers at the University of California, Santa Cruz, have found that female side-blotched lizards are able to induce different color patterns in their offspring in response to social cues, "dressing" their progeny in patterns they will wear for the rest of their lives. The mother's influence gives her progeny the patterns most likely to ensure success under the conditions they will encounter as adults.

Biology

Aerial surveys by the New York-based Wildlife Conservation Society confirm the existence of more than 1.2 million white-eared kob, tiang antelope and Mongalla gazelle in Southern Sudan, where wildlife was thought to have vanished as a result of decades-long conflict. Despite the war, some species of wildlife in Southern Sudan, last surveyed more than 25 years ago, have not only survived but have thrived east of the Nile River in numbers that rival those of the Serengeti.

Molecular & Cell Biology

Mom may have been right all along, especially when we were hormone-raging teenagers, eat your veggies and good things will happen.

Molecular & Cell Biology

A University of Warwick physicist has uncovered how female cells are able to choose randomly between their two X chromosomes and why that choice is always lucky.

Health & Medicine

In an important advance in the battle against Alzheimer's disease, physician-scientists at NewYork-Presbyterian Hospital/Weill Cornell Medical Center have identified naturally occurring antibodies in human blood that may help to defend against this form of dementia as well as other neurodegenerative diseases.

Molecular & Cell Biology

Virginia Commonwealth University Massey Cancer Center researchers have uncovered a new mechanism of action of the anti-cancer drug sorafenib, which could stimulate the development of novel regimens in which it is combined with other molecularly targeted agents for patients with blood cancers and solid tumors.

Biology

Undergraduate education generally involves acquiring “received knowledge” – in other words, absorbing the past discoveries of scholars and scientists. But University of North Carolina at Charlotte senior biology major Andrew Pierce went beyond the textbooks and uncovered something previously unknown.

Environment

While solar power and hybrid cars have become popular symbols of green technology, Stanford researchers are exploring another path for cutting emissions of carbon dioxide, the leading greenhouse gas that causes global warming.

Molecular & Cell Biology

A Swiss-based research team has published a new mechanistic description of how tumor cells migrate to the lymphatic system in the early stages of tumor metastasis. This new understanding holds significant potential for developing anti-metastasis therapies.




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