Mouse brain cells rapidly recover after Alzheimer's plaques are cleared
... stable, but clearing out the plaques often led to rapid recovery of normal structure over a few days," say... size of the existing swellings." The nerve cells' rapid ability to regain normal structure has Holtzman and Brendza wondering if the nerve cells are constan...UCI researchers create new technique for speeding development of vaccines
...olymerase chain reaction," or PCR, and enables the rapid discovery of antigens for vaccines by allowing hundreds of proteins to be processed simultaneously using ordinary laboratory procedures. This new method allows the expression of 384 individual genes pieces of DNA that contain instructions for making...Study provides insights on why some prostate cancer becomes resistant to hormone withdrawl therapy
...e addition of one particular mutant receptor cause rapid development of a precancerous condition that progressed to advanced disease. In contrast, mice with extra copies of a normal receptor, as well as mice with the normal receptor and an unrelated type of mutant receptor, did not cause cancer. "This demo...Novel technology detects human DNA mutations
...ciple, reproducibility, and the robust, simple and rapid characteristics of this technology were demonstrated with unamplified DNA samples representing all possible forms of three genes implicated in hypercoagulation disorders. ...Arid Australian interior linked to landscape burning by ancient humans
...tinental region, may have been responsible for the rapid transformation of a drought-tolerant ecosystem high in broad-leaf species to the modern desert scrub," he said. "In the process, vegetation feedbacks promoting the penetration of monsoon moisture into the continental interior would have been disrupt...NYU biologists find new function for pacemaker neurons
...do in fact transmit signals and are required for a rapid behavior, according to the paper, published in the January 20th issue of Neuron. The study was conducted by Esteban O. Mazzoni, a graduate student in NYU's Biology Department, Biology Professor Claude Desplan, and Assistant Biology Professor Justin B...Foot-eye coordination: Visual signals trigger rapid step adjustments without falls
...cious perception in the brain. The process ensures rapid target interception and may have evolved through its advantage for catching prey. In the new work, Brian Day and Raymond Reynolds of University College London show that the foot is under the control of an equally fast visual process. Leg muscle activ...Enzyme, lost in most mammals, is shown to protect against UV-induced skin cancer
...nergy source, expression of the transgenes allowed rapid photolyase-mediated repair of these lesions. The researchers found that transgenic mice bearing the CPD photolyase transgene, in contrast to mice bearing the 6-4PP photolyase transgene, showed superior resistance to the deleterious effects of UV irra...Harvard scientists discover how the venus flytrap snaps
... after the plant was stimulated and found that the rapid closing is due to a 'snap-buckling instability' that the plant itself controls." To trap its prey, the carnivorous plant relies on both an active biochemical and a passive elastic process, say Mahadevan and former students and postdocs Yol Forterr...Chemical used in marine paint may damage hearing in whales
...lleagues used guinea pigs in their study and found rapid and profound effects of TBT on the outer hair cells as they studied the effects of TBT on chloride ion exchange across the outer hair cell membrane. He said TBT bypasses the normal chloride ion pathway, thereby altering the ion's modulating effects ...Recognizing new aneurysm syndrome can save lives
...rly childhood. Early diagnosis of the syndrome and rapid surgical repair of the swollen aorta can save lives, the researchers report in the Jan. 30 advance online section of Nature Genetics . Based on a review of medical records and experience with new patients, the Johns Hopkins team discovered that peop......se TITLE: Anti-Ab antibody treatment promotes the rapid recovery of amyloid-associated neuritic dystrophy in PDAPP transgenic mice. AUTHOR CONTACT: David M. Holtzman Department of Neurology, Washington University, St. Louis, Missouri, USA. Phone: 314-362-9872; Fax: 314-362-2826; E-mail: Holtzman@neuro.w...Assessment of recent rapid land-cover change yields portraits of global human impact
...ical Sciences (AIBS), includes a new assessment of rapid land-cover change around the world over the period...as Asia has the greatest concentration of areas of rapid land-cover change, in particular dryland degradation, existing data do not support the claim that th...Selective predation and productivity jointly drive complex behavior in host-parasite systems
...ses, large fluctuations in parasite abundance, and rapid termination of epidemics? The search for drivers of these complex behaviors has become more urgent as epidemics in wildlife populations continue to arise. Recently ecologists have realized that other species may strongly shape disease dynamics. Preda...Pro-inflammatory protein contributes to Crohn's disease according to UCSD School of Medicine study
... (NF-kB), which is involved in the immune system's rapid response to bacterial infection. It has been observed that many of the drugs currently used to help Crohn's disease patients may also act as weak and nonspecific NF-kB inhibitors in addition to having many other activities. Given the new results in...PET/MRI scans may help unravel mechanisms of prenatal drug damage
...om that of the mother. For example, mothers showed rapid uptake and clearance of the drug in the heart, kidneys and lungs, with slower uptake in the liver and brain. In the fetus, cocaine accumulated at the highest levels in the liver (due to the unique anatomy of fetal circulation) and to a lesser extent ...Premature births from inflammation and infection rapidly detected by proteomics technology
... and specificity and are not available in time for rapid clinical decisions. The team will present another clinical application of their research (cervical incompetence) during the Plenary Session in February at the 2005 Annual Meeting of the Society for Maternal Fetal Medicine in Reno, Nevada. Other autho...Bayou blues: Working to save the US from the worst potential oil, gas and fishing crisis
...s is leading scientists to investigate how to stop rapid deterioration and to start restoring marsh land in...land plants) and other factors all contribute to a rapid loss of wetlands. "It's a sum total of all these things working together and not any one thing alone...BioMed Central welcomes the new National Institutes of Health public access policy
...es. This significant benefit is in addition to the rapid and high quality peer review, fast publication and high visibility of BioMed Central'sOpen Access journals. BioMed Central urges all researchers in the life and medical sciences to fulfil the NIH request and to submit their future manuscripts to one ......he average speciation rate for invertebrates. This rapid evolution is contributing to an "explosion" of new cricket species, especially on Hawaii, the largest and youngest island in the Hawaiian archipelago, say the two scientists. Some 38 different species of the cricket now inhabit the island chain. Amon...