Angiogenesis factor may help tumors prepare the way for spread to lymph nodes
..., suggesting that VEGF-A-induced lymphangiogenesis takes place in lymph nodes even before a metastatic tumor develops. Another unexpected finding was that the metastatic lymph nodes of transgenic mice, which continued to overexpress VEGF-A, actively promote further lymphatic development, a newly discovere...Endangered species: Who will teach anatomy in 2010?
...o ever has an x-ray, goes to a physical therapist, takes a new medication, or sees a doctor--in other words, nearly all of usincluding medical school department chairs and medical school deans. An article just published in the journal of the Association of American Medical Colleges (AAMC) warns that, at a ...Six organizations vie for INFORMS 'science of better' innovation prize
...actice Section of INFORMS. The Edelman competition takes place Monday, April 18. The winner will be announc..., "Applying Science to the Art of Business," which takes place at The Westin Mission Hills Resort in Rancho Mirage near Palm Springs, California from April 1...Gene expression pattern predicts multiple drug resistance, treatment failure in pediatric leukemia
...etic expression pattern linked to cross-resistance takes us a significant step forward in understanding why treatment fails to cure certain children who initially looked like good candidates for standard chemotherapy," said William E. Evans, Pharm.D., St. Jude director and member of St. Jude Pharmaceutica...Technique may speed drug production, reduce costs and waste
...producing toxic by-products. "This new method only takes three steps and results in less waste," says Lautens, the NSERC-Merck Frosst Industrial Research Chair in New Medicinal Agents via Catalytic Reactions and AstraZeneca Professor of Organic Synthesis. Indoles are ring structures containing carbon and n...Louder neurons form more connections, Stanford research shows
...work, published in the April 21 issue of Nature , takes advantage of tiny, see-through zebrafish. Stephen Smith, PhD, professor of molecular and cellular physiology at the Stanford University School of Medicine, and his graduate student Jackie Hua immersed 3-day-old fish in a breathable, Jell-O-like subst...UT Southwestern sports medicine doctor pedals advice on gearing up for safe cycling season
...to learn is how to avoid heat-related problems. It takes approximately two weeks to acclimate to heat, longer for extreme heat. If preparing to ride in high heat for a prolonged period of time, a cyclist should build up slowly, by initially limiting workouts to one hour or less, train during the cooler par...Breast cancer detector that uses electricity instead of X-rays under study
...reliminary studies have shown the technique, which takes about 10 minutes and doesn't require often-uncomfortable breast compression, can pick up very small tumors, according to its developers, Z-Tech, Inc., which has offices in South Carolina and Ontario. The study of some 4,500 women about 500 at MCG Me...'Surprising' findings reported about iron overload
...oad as a diagnosis. Nationwide studies indicate it takes an average of nine years and three physicians to obtain a correct diagnosis, partly because physicians incorrectly believe that such disorders are rare, or that they affect only older men. A previous UAB study found that primary care physicians provi...UK politicians failing to address low morale among doctors
...onalised health service", one in which the patient takes control of decisions about the prescription of medicines and the selection of surgical procedures. Yet this attitude is manifest nonsense. If doctors have any role at all--and perhaps they do not in Dr Reid's world view--it is to establish a partners...Journal study suggests many glaucoma patients don't take medication properly
...r two groups of glaucoma patients. The first group takes a single medication for one year without needing a...to control intraocular pressure. The second group takes the same single glaucoma medication for one year, but then a second glaucoma medication is added for...Tools for diagnosing heart attack could be inaccurate in some populations
... both the perception of chest pain and the time it takes people to seek treatment. Miller said these differences may make the risk assessment tools inaccurate if they are applied to other population groups. The study compared how well the tool performed in a mixed-race population in the United States versu...Molecular change occurring during brain tumor progression also evident in breast cancer
...ANGELES (May 3, 2005) -- A molecular change that takes place during the progression of malignant brain tumors also occurs in breast cancer, according to a study conducted at Cedars-Sinai's Maxine Dunitz Neurosurgical Institute. The shift appears to be part of a process that enables tumors to develop the ...New fat is needed to clear old fat from the system
...enzyme missing in the FASKOL mice. When the system takes in high amounts of glucose, fatty acid synthase in the liver makes it into new fat. In addition to fatty livers, the transgenic mice developed low blood sugar levels on the zero fat diet. Both symptoms were reversed with dietary fat, and in fact on ...Reconstruction of the lower jaw with a fibula autotrasplant
..., an increase in the size of these bone structures takes place which, in turn, produces facial deformity. In more than 90% of these cases the defect is not particularly noticeable and a normal life can be led; in fact, many scientific articles discard surgery as normally the ailment stabilises on the growt...Innovative study finds way to 'bio-synthesize' an anti-cancer compound
...om microbes. This process can speed up the time it takes for a drug to go from lead compound to actual drugs." By proving that the patellamide compounds are made by the microbes inside sea squirts, scientists say, the study shows it would be possible to produce sufficient quantities of patellamides throug...Breast CT reaches clinical testing: May improve on mammography
...e under the table scans each breast. The screening takes about 17 seconds per breast. "There was no discomf... women with breast implants. The breast CT scanner takes images of virtual "slices" of the breast -- about 300 images per breast. Computers then assemble the...Three-fold risk of sudden cardiac death from some non-cardiac drugs
...the heart muscle. It is the measure of how long it takes to repolarize the myocardial cells in the heart, a process that is necessary before the heart can contract. Drugs that prolong the QTc interval can interfere with repolarization and cause life-threatening arrhthymias. However, the report's senior au...Sabin Gold Medal awarded to vaccine developer Dr. Albert Z. Kapikian
....Sc., chairman of the Sabin Vaccine Institute. "It takes a great vision and dedication to achieve such progress for humanity." In the 1950s Dr. Kapikian began studying the epidemiology and causes of various viral diseases. He is renowned for pioneering studies using electron microscopy to discover and cha......ate in toxic, cell-killing clumps. As an infection takes hold, prion proteins invade brain tissue and force normal proteins to adopt their configuration. In time, the diseased animal develops dementia, loses control of its limbs, and eventually dies. There are no treatments for prion-related diseases,...