Flu virus reported to resist drug envisioned for pandemic
...lu-fighting drugs, says Kawaoka, are by no means a replacement or alternative to a vaccine. Effective vaccines can confer immunity, preventing the virus from gaining a toehold in the body. But it is unlikely sufficient quantities of a vaccine can be produced and stockpiled prior to the emergence of a new virus i......until now scientists assumed was necessary for the replacement of defective photosynthetic proteins. A small mole...s phosphorylation was considered important for the replacement of defective proteins in the photosystem II. The researchers were able to show, however, that the ph...Fruitful collaboration earns another NSF award for Medical College scientist
... organ or blood vessel and using them to "print" a replacement part. Principal investigator of the grant is Gabor Forgacs, Ph.D., a professor of physics and biology at the University of Missouri, with whom Dr. Newman has been collaborating on the biological physics of tissue shaping for 20 years. In December th...Researchers devise dinosaur classification method
... and replaced teeth throughout their lives. Tooth replacement introduces the hardest and most resilient substance in the vertebrate body , enamel , into the local environment many times over as old teeth are lost and fall from the mouths of their owners into streams and onto the forest floor. After countless ...Satellites support Kyoto Protocol through forest mapping service
...entory. He regarded the service not as a wholesale replacement for the current Netherlands' National Forest Inventory (NFI) system, but a useful means of improving NFI quality and reliability. Paasman added: "The real ESA goldmine where Kyoto-Inventory fits right into our current efforts is the baseline 1990 ...Jefferson biologist coaxing human embryonic stem cells to make dopamine with simpler, faster method
...ti, researchers have been using blood serum, serum replacement products and cell conditioned media, all of which contain "undefined proprietary components and growth substances of animal origin." Such animal-derived substances can cause an immune reaction and result in the rejection of dopamine-producing cells t...Brain memory area modifies its 'wiring diagram' during the female cycle
...to estrogen was shown in experiments using hormone replacement therapy to compare females with low, moderate or high levels. Only when the high physiological level was reached similar to that seen during the peak of estrogen levels during the estrous cycle was the growth observed. The investigators suggest th...Regenerating worms help elucidate stem cell biology
...s in organisms ranging from plants to humans. The replacement of tissue lost to injury or shed during the body's normal activities is essential for the survival of most organisms. The new study, published in the November 25, 2005, issue of the journal Science, helps scientists understand how stem cells make ...Shade trees getting 'scorched' by plant disease
...New Jersey communities. Current loss of value plus replacement costs for older trees affected by this disease is ... for the loss of property values and high costs of replacement as shade trees in landscapes, wood lots, and golf courses affected by BLS decline and must be remove......t the University of Marburg. She has also acted as replacement chair in Mnster and Heidelberg and is currently replacing the chair of Latin Studies at the University of Marburg. Prof. Marino Zerial (47), Cell Biology, Max Planck Institute for Molecular Cell Biology and Genetics, Dresden (1.55 million) Marino ...New UW study offers strategy for treatment of fatal nervous system disorder
...graft were restored to normal," says Kondo. Enzyme replacement therapy, Duncan notes, is not a new idea for treating such inherited demyelinating diseases. For example, work by other groups involving transplants of bone marrow and umbilical cord blood in Krabbe's patients have been attempted with some success. B...Bone quality regulator identified, suggests drug target
... example, often fail within 15 years, and a second replacement takes a significant toll on the body. A person receiving a hip replacement at age 55 or 60 generally will require a second one by age 70. "If we could decrease the production ...OHSU discovery sheds light into how stem cells become brain cells
...-producing cells. Another possibility would be the replacement of lost or damaged motor neurons in patients who have suffered brain or spinal cord damage. This research was funded in part by the Medical Research Foundation of Oregon, the National Institute's of Health and the Christopher Reeve Paralysis Foundat...Breast cancer drugs may slow growth of lung cancer
...ol, a potent form of estrogen also used in hormone replacement therapy. In addition, drugs that inhibit aromatase have already made it to market as new treatments for breast cancer. "The production of estrogen takes several steps, and aromatase is the key to the process," said Weinberg. "Without aromatase, you ...Tsunami + 1 year: Reviving exhausted fisheries should trump replacing boats, gear, experts say
... tsunami, significant infrastructure and equipment replacement efforts have been launched, upgrading catch capaci...across the tsunami-affected region, infrastructure replacement is relatively easy to achieve compared with reformulating fisheries policy and modifying long-standi......stablishment of larger social networks allowed the replacement of Neanderthals in the Caucasus," write the authors. "Our study also indicates that this process of replacement by modern humans spread beyond the traditional biogeographical barrier [of] Neanderthal mobility rep...New 'molecular switch' protein protects the heart from major cardiovascular damage
...l discovered that "you don't need 100 percent gene replacement to see a biological effect in individual myofilaments. We see favorable effects at 20 percent to 50 percent replacement," she says. To create the damaging conditions that develop in heart muscle cells when clogged blood vessels or a heart attack inte...Discoveries may advance stem cell therapy for Parkinson's, cancer patients
.... The findings hold promise for the future of cell replacement therapy for the debilitating and incurable disease...f a desired type from stem cells. "The use of cell replacement therapy in the treatment of Parkinson's disease is fraught with many problems," Perlmann said. "Howe...Undergraduate researcher turns up the heat on hibernation
...ch," the biology professor said. Smith showed that replacement of epinephrine or adrenaline to the peripheral nervous system, and not to the brain, determines whether an animal enters torpor. "We could replace the neurotransmitters in the brain and still not get torpor in these mice," Smith said. Torpor was rest......emand for artificial joints. More than 150,000 hip replacement and nearly 300,000 knee replacements were performed in 2000, according to the National Center for Health Statistics. These numbers are expected to swell in the future as baby boomers age. Because of the pressing need for longer-lasting artificial bon...