Cancer researchers describe gene that halts spread of aggressive childhood cancer
...lls may suppress or even delete caspase 8, freeing themselves to become much more aggressive and survive in distant sites in the body. "We've shown now in animals and human tissue that as soon as the neuroblastoma cells lose caspase 8, suddenly you have a much more aggressive disease," said Stupack. "This expla...Blood flow in brain takes a twist, affecting views of Alzheimer's
...eimer's, for instance, perhaps it's the astrocytes themselves that are damaged first," she said. "It may be that for whatever reason, astrocytes are not doing their job properly, and then blood flow decreases. This could lead to the death of the neurons, which would starve from a lack of nutrients, since the ne...HealthGrades identifies hospitals with highest-rated specialty practices
... is objective, based on information that hospitals themselves report to the federal government under the Medicare program, so there is no other way to reach the top ten percent other than to have the lowest mortality and complication rates in the country." In determining the Specialty Excellence Awards, HealthG...Morning grogginess more debilitating than sleep deprivation, according to CU-Boulder study
... to drive a vehicle to an emergency scene, putting themselves and others at risk, said Wright. The study also has implications for commercial truck drivers, who frequently pause for quick naps in their vehicles' sleeping berths during cross-country excursions, he said. Wright and his colleagues said further st...Practice makes deadly perfection, FSU suicide researcher says
...University Press), Joiner says that those who kill themselves not only want to die, they have learned to overcom...engage in reckless behavior, cut or otherwise hurt themselves or have repeated suicide attempts. Others may have a history of accidents or medical procedures whil...Caloric restriction appears to prevent primary aging in the heart
...cts actually took medicine for high blood pressure themselves before they started on caloric restriction. Fontana and colleagues previously have found that people on the very low-calorie diet have low blood levels of cholesterol and triglycerides, blood pressure scores equivalent to those of much younger indiv...Norwegian government handles research fraud
... Minister Djupedal adds that research institutions themselves have a special responsibility to create sound systems to prevent fraud. The hospital has established an external investigating committee headed by Professor Anders Ekbom of Karolinska Institutet in Stockholm. Other members of the committee include Da...For orthopedic injuries, a robot that follows patients as they move
... they do not work well with injuries that manifest themselves when a joint is in motion, Banks said. These include, for example, injuries to the patella, or kneecap, and injuries of the shoulder. Surgeons sometimes have to operate to diagnose these and other injuries, which can lead to unnecessary surgeries. Af...End-of-life wishes vary among racial and ethnic groups, and between genders, study finds
...The 10 focus groups included people who identified themselves as Arab Muslim, Arab Christian, Hispanic, black, or white. They were all 50 years and older. They participated in exercises, scenarios and discussions about end-of-life issues, and they completed questionnaires that, among other things, helped measur...'Super Bowls' lead to super appetites
...e research team. They found that people who served themselves from the large bowls ate 56% more than those who used the smaller serving bowls. As a consequence, eating from the bigger bowls meant eating an extra 142 calories! "The size of serving bowls provide a subtle cue of how much we should eat," says Br...Stopping antidepressants during pregnancy may lead to symptom recurrence
... during pregnancy may not take appropriate care of themselves or even make it to prenatal appointments, and there is evidence that maternal depression itself has an adverse effect on fetal and neonatal well being," says Cohen. "While this report does not offer explicit guidelines for individual patients, the s...UCI researchers prove a single memory is processed in three separate parts of the brain
..., the rats were placed inside a box to familiarize themselves with that context. On the second day, they were confined to a dark compartment of the same box for only a few seconds and given a mild foot shock. The drug oxotremorine, which mimics the neurotransmitter acetylcholine in the brain and enhances memory...The long research road to a new vaccine
...row genetic material from each other to "reassort" themselves into new strains. By co-infecting cells in culture with the WC3 strain of rotavirus and five different human rotavirus strains known as G1, G2, G3, G4, and P1, the scientists were able to create a reassortant bovine-human rotavirus virus that promis...Citizen consumers? Using public services is not like shopping
...axpayers and voters as well as users, and they see themselves as part of wider bodies as members of the public or local communities. "When people approach health, police or social agencies, they do not always know what they want. They hope to meet staff who will respect them and help them make important decisi...One in 14 men having a heart attack drive themselves to hospital
Seven per cent of men having a heart attack drove themselves to hospital and only 60 per cent went by ambulance...from the City's Trinity College. "People who drove themselves to the hospital said they did it because it was the quickest way to get to the hospital, they felt w...Medical research must put public interests before commercial decisions, warns pharmaceutical faculty
...ometimes doctors working in clinical research find themselves facing difficult ethical dilemmas, especially if the company they work for decides not to publish negative research findings" says Committee Member Dr Ken Paterson from the Department of Clinical Pharmacology at Glasgow's Royal Infirmary in Scotland....UCSD/Boston University find antidepressants may affect fetus
...RI treatment during pregnancy in order to care for themselves appropriately. The findings of this study might be factored into decisions about continuing treatment with SSRIs into late pregnancy. The research team consisted of Chambers, Sonia Hernandez-Diaz, M.D. Dr.P.H of Slone Epidemiology Center at Boston ......tain DNA sequences because the shapes of the bases themselves contribute to Z-DNA formation. For example, the sequence CG repeated more than 14 times in a row is prone to forming Z-DNA, while the sequence AT is not as efficient at forming this structure. Analysis of the genome reveals that DNA sequences prone t...Findings advance use of adult stem cells for replacement bone
...lt stem cells from bone marrow such that the cells themselves produce a growth matrix that is rich in important biochemical growth factors. The research, which appears online this week in the Proceedings of the National Academy of Sciences, is notable not just because of the science researchers found they coul...Drug aimed at Huntington's eases chorea, the disease's hallmark feature
... yet a cure, and that their closest loved ones are themselves at 50/50 risk of getting the disease. Many of them grew up caring for a parent or a sibling with the illness, so they are fully aware of the symptoms and signs of the disease as it progresses. Yet, even in the face of this, they maintain optimism and...