Food shortages threaten Antarctic wildlife
Antarctic whales, seals and penguins could be threatened by food shortages in the Southern Oc...s connected to the warming, but we believe that it could be behind the decline in krill." The implications are commercial as well as scientific, as the South...Growth factors confer immortality to sperm-generating stem cells
...produce normal sperm," Brinster said. "The couple could then conceive a healthy child." Likewise, the ab...he stem cells in a recipient male. The technology could be useful for correcting some types of infertility in which the testicular environment is defective....Structure of new DNA enzyme family member found
... into a group of different proteins, each of which could focus on a specialized task. Ealick's group now hopes to design a broad specificity riboside kinase as a laboratory tool for testing anticancer drugs and other pharmaceuticals. The group also is working to get the structure of other riboside kinase f...Stretching the supply of flu vaccine: Solution offered in new SLU research in New England Journal
...ine supply for younger healthy persons conceivably could be stretched 2.5 times using the scheme published ...e using the intradermal approach. Belshe said this could be a good thing redness and swelling probably means that the vaccine is doing its job in producing a...U-M researcher examines the cell's housekeeping habits
... being able to control autophagy, he said. "If you could turn it on at will, it could be used as a therapy," he said. Autophagy probably works both to promote and prevent cancer. Its wo...Crucial evolutionary link points to origins of modern cells
...pulating, shaping and pulling in a membrane, cells could create tiny compartments that perform many of the jobs they need," Rout adds. "Thus, the eukaryotic cell freed itself from relying on only a cell wall for many of its membrane-associated functions, and allowed the cell to develop a host of intricate ...UNC Lineberger researchers identify molecular markers of aging
...ests that decreased expression of p16INK4a and ARF could mediate the known anti-aging effects of caloric re...eplenishing," Sharpless said. "As people age, they could just run out of functioning stem cells." Depletion of stem cells could affect the ability of th...Tiny paddle oscillator senses the mass of a virus
... sensitive enough to notice just one. The research could lead to simple detectors capable of differentiatin...ogram.) This opens the possibility that the method could be used to detect individual organic molecules, such as DNA or proteins. Other members of the Craig...NASA & partners create new worldwide coral reef library
...rsities, shared data, so natural resource managers could have a comprehensive world data resource on coral reefs and adjacent land areas. NASA contributed funding and satellite data to the project to develop global reef maps as a base for future research. The project will also serve as a library for cor...Powerful 'toolkit' developed for functional profiling of yeast genes
...eful microorganism. Eventually the work with yeast could reveal particular gene interactions that could become targets for therapies to fight cancers or fungal infections, say the researchers. The toolkit...NJIT stem cell researcher to receive research award from biomedical group
...anical properties of their long bones. Her studies could lead to medical breakthroughs that would help a ho...of patients. Stem cell implantation, for instance, could help cancer patients who've had large tumors removed from bone, Arinzeh says. Stem cells could also ...Sexual competition drives evolution of a sex-related gene
In what could be termed a truly seminal discovery, researchers have shown that when females are more promiscuous, males have to work harder -- at the genetic level, that is. More specifically, they determined that a protein controlling semen viscosity evolves more...A new target for control of obesity
...glucose, and triglycerides. Furthermore, the mice could gain weight by eating normal amounts of food, whic...rget for the design of new anti-obesity drugs that could help individuals suffering from obesity by increasing their sensitivity to leptin." Dr. Feng i...Look at past sea-level rise points to troubling future
... least understood of all the phenomena involved -- could add another 40 centimeters. Thus, the worst-case scenario could translate into a 90-centimeter boost in sea level by 2100-- a rate of increase that global coastline...New source for heart bypass replacement blood vessels: Fibrin-based TEVs
...study, the SUNY Buffalo researchers thought fibrin could be substituted for collagen as a scaffold for TEV because it shares high seeding efficiency (with smooth muscle cells, or SMCs) and uniform cell distribution. Indeed, in "contrast to collagen, fibrin stimulates synthesis of collagen and elastin and y...Global warming's impact on US plants, animals determined from review of dozens of studies
...ouse gases. The new report highlights actions that could be taken to reduce global warming's impact, such as providing more nature preserves that have flexible boundaries, and reducing habitat destruction and other stressors on the natural world. Implementing a very small carbon tax to promote reduced fos...Neuronal excitability may hold key to age-related decline in learning and memory
...at manipulations of either of these two parameters could be effective in ameliorating age-related cognitive decline. ...Genetically engineered corn poses no immediate threat to Mexican crops
... plant these seeds in times of need, and the seeds could also be considered a new source of genetic variation for plant breeding practices." Snow was part of the Maize Advisory Group, a 16-member group established by the North American Commission for Environmental Cooperation (CEC). The CEC oversees the e...Sea change: Skeletons of ancient corals different from today's
...ore I was able to keep the corals alive, so that I could observe their growth and calcification in the ancient seawaters." The corals were grown under special lights called "PowerCompacts" which simulated true daylight by emitting a wavelength commensurate to sunrise and sunset in the morning and eve......s to a number of Max Planck Institutes, the models could be tested and evaluated immediately. The Institute for Computational Biology will round off and complement research activities at the MPG and the CAS. By establishing a Partner Institute both organizations are venturing into new territory and will co...