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U-M scientist to talk about tissue engineering at AAAS

...lates bone growth in these patients, and Krebsbach sees potential to use it for similar gains in tissue engineering new bone. Bone morphogenetic proteins help cells differentiate into specific kinds of bone, and encouraging cells to make more BMPs during tissue engineering also can ramp up the effects. ...

The BIOS Initiative - open source biotechnology is born

...ed and retained as a public resource." Today also sees the launch of BioForge (www.bioforge.net), an online collaborative research platform for biological innovation, developed in partnership with CollabNet Inc (www.collab.net). In the tradition of open source software, BioForge makes it possible for sci...

Nanoparticles offer new hope for detection and treatment

...use of their adaptability, according to Lanza, who sees patients at Barnes Jewish Hospital. "We can also make these particles so that they can be seen with nuclear imaging, CT scanning and ultrasound imaging," Lanza says. In addition, the particles can be loaded with a wide variety of drugs that will the...

Scientists discover that three overlapping signals in embryo help get the backbone right

...he beginning of the process of gastrulation, which sees front and back, head and tail, left and right established and the first appearance of a recognizable body plan. If this step fails, the embryo eventually dies. "Gastrulation and the process of defining your back-belly axis is such an important step ...

A new way to share models of biological systems

Today sees the launch of BioModels, the world's first database of annotated biological models. BioModels is the result of a collaboration led by the European Bioinformatics Institute (UK) and the SBML Team, an international group that develops open-source stand...

Researchers devise new technique for creating human stem cells

...l hurdles must be cleared before the new technique sees widespread use. It is more likely that the new technique will see immediate use in helping to accelerate understanding of how embryonic cells "reprogram" somatic cells to an embryonic state. The researchers published their findings in the August 26,...

Lance Armstrong through a physiological lens: hard training boosts muscle power 8%

....org/cgi/content/full/98/6/2191. * McMaster study sees gains from different cycling training approach Another study in the June issue considers at a different approach to training: "Six sessions of sprint interval training increases muscle oxidative potential and cycle endurance capacity in humans," by ...

Clear rules needed to govern deep sea bioprospecting: UNU

...ellow at UNU-IAS. "The international debate still sees governments divided over whether or how to regulate deep seabed bioprospecting. This division stems from limited knowledge about the environmental impacts and economic potential of deep seabed bioprospecting, combined with a strong sensitivity to cou...

A Father’s Day Gift: Free DNA Paternity Testing

...ellow at UNU-IAS. "The international debate still sees governments divided over whether or how to regulate deep seabed bioprospecting. This division stems from limited knowledge about the environmental impacts and economic potential of deep seabed bioprospecting, combined with a strong sensitivity to cou...

Gradient guides nerve growth down spinal cord

...tor, known as Ryk, with very different tastes. Ryk sees Wnts as repulsive signals. "This is remarkable example of the efficiency of nature," said Yimin Zou, Ph.D., assistant professor of neurobiology, pharmacology and physiology at the University of Chicago. "The nervous system is using a similar set of ...

Identical twins may have more differences than meet the eye

...s to compare the findings of this study to what he sees in cancer cell cultures in his laboratory. "Nearly every tumor, every human malignancy shows changes in DNA methylation that mess up gene expression," he said. "If we understand what regulates methylation patterns, then we may be able to develop bet...

Scientists find evidence of catastrophic sand avalanches, sea level changes in Gulf of Mexico

...s to compare the findings of this study to what he sees in cancer cell cultures in his laboratory. "Nearly every tumor, every human malignancy shows changes in DNA methylation that mess up gene expression," he said. "If we understand what regulates methylation patterns, then we may be able to develop bet...

Did humans cause ecosystem collapse in ancient Australia?

...to blame for the extinctions, because our research sees the ecological transition at the base of the food chain. Bands of people set large-scale fires for a variety of reasons, including hunting, clearing, and signaling other bands. Based on the evidence, human-induced change in the vegetation is the best...

Drugs from the deep blue

...d below the surface," Molinski said. This chemist sees natural products from marine organisms as an opportunity to answer questions in biology and find potential leads for the next generation of drugs, whether those are anti-fungals or treatments for cancer. Many pharmaceutical drugs on the market, from ...

North & South American researchers find architectural abnormalities in T. cruzi ribosome

... addition to the public health implications, Frank sees the parasite as a primitive link to modern eukaryo...s from yeast to rabbits to humans, one essentially sees the same architecture," said Frank. "It lulled us into the belief that once you've seen one ribosome...

Out of sight, out of mind? Not necessarily

...en the area of the brain that records what the eye sees is temporarily shut down, according to research at... the back of the brain that processes what the eye sees - to interrupt the normal visual pathway. The volunteers looked at a computer screen, and during th...

Study provides insight into cellular defenses against genetic mutation

...RNAs pass muster as legitimate templates, and that sees to the destruction of the rest. They also found that the screening process, called nonsense-mediated mRNA decay (NMD), can nearly eliminate the supply of an mRNA template for an essential protein because the mRNA has acquired a nonsense codon. "Our ...

Seal rookeries could provide a reliable food source for endangered California condors, study finds

...nt them with." Recovery strategies Chamberlain sees three options for Condor Recovery Program: "They could feed them 100 percent on calves, then they're less likely to get lead poisoning. They could eliminate lead from the ammunition, which would require legislation or a major change in hunting practi...

Sooner is better with cochlear implants, Stanford scientist shows

...ain sounds. "The brain is always combining what it sees with what it hears and making the best guess at what was said," he said. In most situations, hearing speech alone is just fine - that's why we can talk on telephones. But in noisy situations, when hearing is poor, our brains rely heavily on lip and f...

Predators keep the world green, ecologists find

...foliage, so that a person standing in the interior sees light streaming in from the edge around the entire perimeter. There is almost no leaf litter, and the ground is bright red from the subsoil brought to the surface by leaf-cutter ants. "Dead twigs, branches and vine stems from canopy dieback litter t...

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Breaking Biology News(10 mins):GW researcher receives grant to answer the how and why of autism during development 2University of Houston researcher publishes textbook on tissue engineering 2
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