Ethical discussion should come before research
...ential to examine which biologic attributes should define embryonic humanity, because these entities lay now before us in the Petri dish," write the authors. Jones and Cheshire, director of biotechnology ethics for The Center for Bioethics and Human Dignity and associate professor of neurology at the Mayo ...Combining PET and CT scans leads to more accurate radiation therapy for lung cancer patients
...t give enough anatomical information to accurately define the tumor volume....Mayo Clinic study sets threshold for valve repair surgery
...cal techniques and improved surgical results, help define at what severity of regurgitation patients should strongly consider valve surgery. "The mortality for valve surgery is very low, but it is not zero," Dr. Sarano explains. "Previously, with patients who were asymptomatic, we had no well-defined quanti...New test improves detection of bladder cancer
...erent patient populations are necessary to further define the role of this assay in patients with risk factors and symptoms suggestive of possible bladder cancer," the researchers write....Johns Hopkins scientists receive presidential medals
... X-ray background. Since then, his work has helped define that background and determine its origin. A long-time leader in astrophysics, Giacconi has been responsible -- in a series of administrative posts -- for the construction and operation of some of the world's most important astronomical observatories.......x than originally thought. In fact, men and women define it differently. Eric Bressler, a graduate student at McMaster University who is studying the role of humour in personal attraction, discovered in a survey of 150 students that to a woman, "sense of humour" means someone who makes her laugh; to a man...Rebuilding wounded veterans: Annual review of limb loss & prosthetics research
...ur model. This insight into bone biology will help define the patient selection criteria and enhance the success of the procedure. Pg. 775 Monolimb provides same comfort and flexibility as high-end prosthetic limbs Investigators study the effect of leg design on the flexibility and structural integrity ...Molecule predicts colon cancer patient survival
...ow levels of this molecule. The results define v6 expression as an independent prognostic marker for colorectal cancer and, most significantly, one that is predictive of the outcome of early-stage disease....JCI table of contents, January 20 2005
...tle or low levels of this molecule. The results define [alpha]v[beta]6 expression as an independent prognostic marker for colorectal cancer and, most significantly, one that is predictive of the outcome of early-stage disease. TITLE: Transcriptional activation of integrin beta6 during the epithelial-...Male circumcision reduces risk of HIV transmission from women to men
... is spreading rapidly in parts of Africa, and help define better HIV strategies for prevention in these settings....Quality of in-hospital CPR may fail to meet guidelines
...al in animal studies. Consensus guidelines clearly define how CPR is to be performed, but the parameters of CPR in actual practice are not routinely measured, nor has the quality been known. Recent studies have challenged the notion that CPR is uniformly performed according to established international gui...Study of CPR quality reveals frequent deviation from guidelines
...at will make," he added. "The official guidelines define what we consider optimal, but this was the first effort to study compliance with those guidelines in a real-life setting and no one has ever demonstrated a difference caused by deviation from the guidelines." This pilot study was too small to show a ...National Academies advisory: Report assesses health implications of perchlorate exposure
... studies that have the potential to more precisely define "safe" perchlorate exposures. Future findings could result in the need to adjust the reference dose recommended in the report, the committee acknowledged....Veterans in better health than other residents of nursing homes, new test for evaluating tinnitus
...he femur. This insight into bone biology will help define the patient selection criteria and enhance the success of the procedure. Insole design impacts plantar pressure distribution This study quantifies the effects of insole contours on the plantar pressure distribution. Three wei...LA BioMed Medical/Research briefs January 2005
... Use Study of OTC Mevacor (CUSTOM) was designed to define consumer behaviors in the setting of OTC statin availability. The study was conducted in a simulated OTC setting and allowed consumers to purchase once-daily lovastatin 20 mg. The CUSTOM dataset includes >3,300 consumers who evaluated OTC lovasta...Researchers report early success using saliva to detect oral cancer
...er this question, Wong and colleagues first had to define all of the individual mRNAs naturally present in saliva. As published this year in the Journal of Dental Research, they found people have about 3,000 chemically distinct mRNAs in their saliva at any one time. Of this total, a "core signature" of abou...Newborns with heart defect have low blood flow in brain before surgery
...be useful in guiding future treatments. "If we can define early markers for injury severity or injury risk, we may be able to better identify newborn babies who could benefit from protective therapies, thereby improving their quality of life," said Dr. Licht. Dr. Licht is a Pfizer Scholar and is also suppo...Novel drugs help solve Gleevec resistance
... Giles says. "While more study needs to be done to define a reasonable regimen for this drug, it has, so far, produced very important responses in patients who were desperately ill," he says. "Despite the response rate, we still have not seen any consistent severe side effects, so clearly AMN107 will have a...How are we doing? Researchers aim to measure national well being
...ngs of different activities by DRM participants to define an "enjoyment" scale. On the high end of the scale was relaxing with friends, followed by lunch with co-workers, watching TV alone, shopping with a spouse, and cooking alone. Being with one's boss and commuting alone anchored the low end of the enjoy...UCSD researchers identify new role for drugs in prevention, treatment of atherosclerosis
...lesterol in the artery wall. "These findings define distinct biological roles for the PPAR subunits," said the paper's co-senior author Wulf Palinski, M.D., UCSD professor of medicine, Department of Medicine. "This raises the possibility that these different roles taken by PPAR-alpha and PPAR-gamma m...