Biochemists report discovery of structure of major piece of telomerase; implications for cancer
... function. The enzyme is unique because it has its own internal piece of RNA that is used to copy the DNA, but this 'template' is only approximately 10 of the 451 nucleotides. Nobody knows what the rest of the RNA is really doing as part of this enzyme; that is what we're trying to understand. We're gett...Survivors to revisit the polio scare
...m 2 to 5 p.m. to commemorate the vaccine and their own experience with the disease. That experience still has resonance in today's era of emerging infectious diseases and bioterrorism fears. The medical community had to mobilize to cope with a sharp influx of polio patients. During Boston's worst epide...Chemical engineer Kao explores antibiotic synthesis with DNA chips
...epresents half of Kao's work; she also creates her own mutants. Creating the mutants on her own offers two advantages. First, instead of making mutants with chemicals and radiation, her group uses...Nature helps create religious adults
...orted on their mother's, their father's, and their own religiousness when they were growing up. They were also asked to report on the current and past religiousness of their brother. The factors were divided into subscales-- external aspects of religion, like observing religious holidays, that might be...Understanding biological foundation of human behavior critical to improving laws
...interact with one another, to how we relate to our own property and that of others, to how government agencies interact with each other and with citizens, Jones said. When developing laws, legislators and legal scholars have traditionally relied heavily on the social sciences, such as economics, psychol...National Academies Advisory: March 18 public briefing on biomedical investigators
...me as postdoctoral appointees, unable to set their own research directions or establish their independence. In 2002, for example, the median age at which researchers received their first independent grant from the National Institutes of Health was 42. BRIDGES TO INDEPENDENCE: FOSTERING THE INDEPENDENCE...Fossil records show biodiversity comes and goes
...xplanation emerged. Muller and Rohde each has his own favorite guess. Muller suspects there is an astrophysical driving mechanism behind the 62 million year periodicity. "Comets could be perturbed from the Oort cloud by the periodic passage of the solar system through molecular clouds, Galactic arms, ...Environmental crisis forging strange bedfellows
...ards by the rank and file religious members of his own party. "Today, many of these same religious yet ecology-minded Republicans are involved in a campaign against gas-guzzling SUVs, asking Americans, 'What Would Jesus Drive?' in an attempt to get consumers into more ecologically sensitive cars," says S...DNA with three base pairs - A step towards expanding the genetic code
...volution in the test tube, they are creating their own "polymerase" enzyme able to replicate the unnatural DNA. While the polymerase does not replicate the unnatural DNA with the same fidelity observed in nature, (roughly one mistake for every 10 million bases of DNA copied), its fidelity is reasonable ...Determining the fate of cells in the human body
...anding how cells in the human body determine their own fate. Researchers, led by Anthony Firulli, Ph.D., associate professor of pediatrics and of medical and molecular genetics at the Indiana University School of Medicine, investigated the interaction of proteins responsible for Saethre-Chotzen Syndrome,...Polymers with copper show promise for implanted sensors
...uman body to prevent clotting on the walls of your own blood vessels," said Meyerhoff. "Your endothelial cells---the cells that line all of your blood vessels---generate nitric oxide. The nitric oxide produced in this layer of cells diffuses back into the blood vessel walls, where it relaxes surrounding ...Cure no quick fix for cancer survivors on long road to recovery
...lorida researchers say survival often comes at its own price -- the mind may need mending even after the ...store patients' blood stem cell counts after their own stem cells have been wiped out by high-dose chemotherapy or radiation therapy used to treat cancer. ...Highlights of chemical society national meeting in San Diego, March 13-17
...ada and five in the U.S. Each country has done its own maternal blood contaminant monitoring studies in the past, but this will be the first study to use compatible protocols in order to ensure the comparability of the data. The biomonitoring project will be carried out under the auspices of the North Am...NIH should take decisive steps to promote independence, originality
...ing and giving them more resources to pursue their own projects, says a new report from the National Acad...nvestigators with more financial support for their own studies, and limit the maximum length of time they can spend in training under senior NIH-funded sci...Carnegie Mellon scientists develop tool that uses MRI to visualize gene expression in living animals
...y scientists have "programmed" cells to make their own contrast agents, enabling unprecedented high-resol...ysis. To trigger living cells into producing their own contrast agent, Ahrens gave them a gene that produces a form of ferritin, a protein that normally st...Joslin Diabetes Center scientists find genetic defects
...op with the potential ability to attack the body's own cells," said Dr. Holler. "That's when a safeguard mechanism normally kicks in to eliminate these errant T-cells. Our team found the genetic regions that govern this safeguard." What if the safeguard mechanism is defective? Left unchecked, the self-de...Monsanto fund awards $3.7 million to Washington University for school science van program
... visual communications, will provide some of their own design services as well as guidance and direction for the students....First real-time view of developing neurons reveals surprises, say Stanford researchers
... "At first we felt like we let some air out of our own tires with this finding," said Smith. His previous...Probably these same processes are happening in our own brains all the time," Niell said. When people learn new skills or add memories to their overstuffed ...New study will push forward understanding of post-natal illnesses
...is aggression causes the mother rat to turn on her own babies and harm them. The scientists plan to study the hormone vasopressin which is known to control aggressive behaviour in male rats. Results of these studies will form a model for the study of human mothers.......' produce antibodies that attack proteins in their own cells called autoantibodies. In pemphigus, the body mounts abnormal attacks on molecules called desmogleins, which normally hold skin cells together. When autoantibodies attack desmogleins, the cells separate from each other, causing lesions and b...