practice

Recent breakthroughs in common adult leukemia highlighted in New England Journal of Medicine

...intervention are completed, the 'watchful waiting' practice may be abandoned in many cases," said Dr. Rai, who treats many CLL patients. "New and upcoming discoveries made collectively by us and many other scientists around the world may alter the natural history of this currently incurable leukemia," he adde...

Bacteria collection sheds light on urinary tract infections

...as major public health implications because of the practice of administering subtherapeutic doses of antibiotics as growth promoters in animals. E.coli is common bacteria found in humans and animals. Thousands of E.coli live in the organs of humans and animals and provide multiple benefits such as aiding in ...

Introduced foxes transformed vegetation on Aleutian Islands from lush grasslands to tundra

... the declining harvest of sea otter pelts. But the practice escalated between the 1890s and the 1930s, when the U.S. government worked to establish fox farming businesses on the islands. Mostly arctic foxes and smaller numbers of red foxes were introduced to more than 400 islands. Byrd, who has been involved...

NYC's First Rapid HIV Drug-resistant AIDS Case Prompts Call to Step Up HIV Prevention

...he virus by encouraging gay men, in particular, to practice safer sex and use condoms during all sexual encounters." "This case in New York underscores the crucial need to step up collaborative efforts among public health officials, medical providers and AIDS groups to fine tune and develop aggressive, ongoi...

Ophthalmologists Use Artificial Silicon Retina Microchip To Treat Vision Loss

...ers of Illinois Retina Associates, S.C., a private practice group and are on the Rush faculty. Patients leave the hospital the same day and will be followed for two years as part of the study, and then indefinitely. The patients were recruited from a pool of about 5,000 applicants. The implants are designed...

Vascular structure and function improve with diet and exercise

...idually tailored fashion and delivered in a family practice setting as opposed to a hospital or laboratory." The randomized, single-blind trial of SNAC intervention versus usual care lifestyle counseling included 38 patients with high-normal blood pressure (systolic greater than 130 mmHg to 139 mmHg, diastol...

Ophthalmologists implant five patients with artificial silicon retina microchip

...ers of Illinois Retina Associates, S.C., a private practice group and are on the Rush faculty. Patients leave the hospital the same day and will be followed for two years as part of the study, and then indefinitely. The patients were recruited from a pool of about 5,000 applicants. The implants are designed...

Researchers discover chemical compounds that affect plant growth

... screened a library of 10,000 small molecules, the practice is known as chemical genomics, to identify those that could positively or negatively affect gravity's effect on plant growth, which is closely linked to the movement of proteins through plant cell membranes, a process known as endomembrane traffickin...

Birds brains reveal source of songs

... of activity coinciding with new variations in the practice routine. "We think the bursts of these neurons 'kick' the motor pathway that is producing a song, jarring it out of the routine and making it sing something new," Fee says. Then another, still unexplained, pathway compares that variation to the bird...

Roche clinical trial registry and results database launched

...e also strictly follows the rules of good clinical practice (GCP), which ensure the protection of patients?safety and rights. ...

Putting ecology back into river restoration

...rds are needed because progress in the science and practice of river restoration has been hampered by the lack of agreed upon criteria for judging ecological success." The debate is timely given the many waterfront regeneration projects under way worldwide. But, Palmer argues, many such schemes lack an ecolo...

Bugs, even 'bad' ones, can be educationally beneficial, new book says

...secticides," Waldbauer said. Biological control, a practice in which natural predators are introduced, is a more creative and effective way to control pests, he said. In the book, Waldbauer explains many historic and recent examples of how people control pests without insecticides. For example, in 1886, the ...

New method shows it is possible to grow bone for grafts within a patient's body

... is based on a dramatic departure from the current practice in tissue engineering, is described in a paper titled "In vivo engineering of organs: The bone bioreactor" published online next week by the Proceedings of the National Academy of Science. "We have shown that we can grow predictable volumes of bone ...

Virginia Tech group adds tools to DNA-targeted anti-cancer drugs

...rug reaches the DNA," Brewer said. "It is a common practice in the medical field to use luminescent dyes to study cells, so pathology labs will have the equipment needed to monitor drug delivery. Brewer is giving her invited talk, "Applications of mixed-metal supramolecular complexes in the development of ch...

Bad aftertaste? New sensory on/off switch may 'cure' bane of artificial sweetener search

...rug reaches the DNA," Brewer said. "It is a common practice in the medical field to use luminescent dyes to study cells, so pathology labs will have the equipment needed to monitor drug delivery. Brewer is giving her invited talk, "Applications of mixed-metal supramolecular complexes in the development of ch...

Doctors should stop prescribing antibiotics for the common cold, review advises

...ty of Auckland, New Zealand. "The implications for practice are that prescription of antibiotics should not be...iews draw evidence-based conclusions about medical practice after considering both the content and quality of existing medical trials on a topic. Arroll reviewe...

Hepatitis C responds best to combo of ribavirin and interferon, study concludes

...iews draw evidence-based conclusions about medical practice after considering both the content and quality of existing medical trials on a topic. Hepatitis C is inflammation of the liver caused by the hepatitis C virus (HCV). It is transmitted primarily by blood-to-blood contact through a variety of means su...

Survival of heart patients on beta-blockers varies greatly with genetic variation

...hool of Medicine. "It gives a hint of what medical practice will be like down the road when we can put such knowledge to practical use every day."The study consisted of 735 ACS patients from two Kansas City, Missouri hospitals. Patients' average age was 60, and 81 percent of the patients were on beta-blocker ...

Drug resistance testing in treatment-naive HIV patients is cost-effective

...e insurance companies do not yet cover it, but the practice of resistance testing at initial HIV diagnosis has gradually increased. "We're hoping that this study makes it part of standard care," said Dr. Sax. ...

Primate virus jumps species barrier to humans for first time in Asia

...rch focused on bushmeat hunting and consumption, a practice in which local residents hunt monkeys for food. HIV, the virus that causes AIDS in humans, is believed to have originated as simian immunodeficiency virus (SIV), and jumped the species barrier to humans when African bushmeat hunters came into contact...

Opiates Better Than Sedatives For Treating Newborns In Withdrawal

...iews draw evidence-based conclusions about medical practice after considering both the content and quality of existing medical trials on a topic. The reviews included 13 studies with a total of 890 infants of mothers who had used opiates with or without other drugs (including antidepressants, sleep aids and ...

Researchers discover new route to hemoglobin synthesis

...iews draw evidence-based conclusions about medical practice after considering both the content and quality of existing medical trials on a topic. The reviews included 13 studies with a total of 890 infants of mothers who had used opiates with or without other drugs (including antidepressants, sleep aids and ...

New technique could alter field of mouse genetics

...imore. "It really comes down to its application in practice -- how well it works, day in and day out. It's fairly rare to get a transposon that works on a large scale in an effective way. This looks very promising." Transposons have been used in mice before. But one such active transposon, Sleeping Beauty, d...

Hurricane aftermath: Infectious disease threats from common, not exotic, diseases

... "To also prevent risk of infection, people should practice basic hygiene, frequently washing their hands with soap and clean water or disinfecting hands with an alcohol-based hand cleaner. Individuals should not eat food that has been exposed to flood waters or that has not been properly refrigerated." One ...

New technology shows our ancestors ate…everything!

...way to examine the surfaces of fossilized teeth, a practice used to figure out the diets of our early ancestors. By comparing teeth from two species of early humans, Australopithecus africanus and Paranthropus robustus, the researchers confirm previous evidence that A. africanus ate more tough foods, such as...

Fighting malaria by manipulating mosquitoes' sense of smell

... with the African tsetse fly that has replaced the practice of treating large tracts of land with persistent insecticides with the use of scented baits. It is widely considered to be an environmental and technological success. Unlike insecticides, the chemicals involved in insect olfaction tend to be relative...

Research casts doubt on circulating stem cells

..., any type of tissue is, unfortunately, a myth. In practice their impact is, at best, minimal. The somatic cells mark genetic traits believe by the body to be no longer needed by sticking a label on them ?a sort of molecular "Don't use!" sign. "We have tried to remove this label by chemical means, too, in an...

Study provides insight into cellular defenses against genetic mutation

...of deoxyribonucleic acids (DNA), they are put into practice by ribonucleic acids (RNA). Messenger RNA (mRNA), a modified copy of DNA, is transported to cellular factories called ribosomes that receive instructions for building proteins by "reading" mRNA templates. Over time, genes evolve to show changes in t...

Smoking damages key regulatory enzyme in the lung

...troducing new nuclear medicine procedures into the practice of health care." "Comparison of Monoamine Oxidase A in Peripheral Organs in Nonsmokers and Smokers" appears in the September issue of the Journal of Nuclear Medicine, which is published by the Society of Nuclear Medicine. Fowler co-authored the arti...

Past illegal blood donation in China linked to hepatitis C virus infection

...ent to 49 percent. The most common reasons for the practice were a need for money and being talked into it by other people. Villagers began to sell blood as early as in 1973 and as late as 1998; the main reasons for stopping were improved economic status, concern about health effects of blood drawing, abnorma...

DNA self-assembly used to mass-produce patterned nanostructures

... science and an adjunct associate professor of the practice of chemistry at Duke, and Christopher Dwyer, an assistant professor of electrical and computer engineering and computer science. Their research is scheduled to be published in volume 45 of the journal Angewandte Chemie and released early online Dec. ...

Marine conservation organizations team up to conduct Indonesia coral reefs assessment

... objective of conserving living oceans through the practice of Science Without Borders?," Capt. Renaud added. The survey outcomes will be incorporated into the Global Coral Reef Monitoring Network's (GCRMN) "Post-Tsunami Status of Coral Reefs Report" ? a special report in the "Status of Coral Reefs of the Wo...

Is it Possible to Change Prescribing Habits?

...te physician offices. However, changing prescriber practice at all is not easy to achieve and this approach thus warrants further research. ...

Meditation associated with structural changes in brain

The regular practice of meditation appears to produce structural changes in areas of the brain associated with attention and sensory processing. An imaging study led by Massachusetts General Hospital (MGH) researchers showed that particular areas of the cerebral cortex,...

Should doctors tell patients about expensive, unfunded drugs?

... for clinicians. But the authors argue that this practice fails to respect autonomy and may not be in the patient's best interests. They believe that withholding information on the basis of what a patient would want is "a dangerous medical path to unjustified paternalism." A further ethical issue concerns...

Performing monkeys in Asia carry viruses that could jump species to humans

...has focused on bushmeat hunting and consumption, a practice in which local residents hunt wild monkeys for food. HIV, the virus that causes AIDS in humans, is believed to have originated as a primate virus and jumped the species barrier to humans when African bushmeat hunters came into contact with blood from...

New maps reveal true extent of human footprint on Earth

...ence, decision-making and real-world environmental practice - collectively envisioning a new way to live sustainably." ...

Predators keep the world green, ecologists find

...he matter is trivially simple in principle, but in practice the challenge of experimentally creating predator-free environments in which herbivores can increase without constraint has proven almost insurmountable." However, the researchers realized that the hypothesis could be tested on a vast hydroelectric ...

Free HIV tests cheaper than charging when goal is preventing AIDS

...HIV prevention more cost-effective. We changed our practice because of these results," Thielman said. The Duke team partnered with the nongovernmental organization KIWAKKUKI, an acronym for the Swahili name of "Woman Against AIDS in Kilimanjaro." Founded in 1990, KIWAKKUKI provides home-based case, counseli...

Low-cost drug gaining favor for use in HIV-infected children in poor countries

...iews draw evidence-based conclusions about medical practice after considering both the content and quality of existing medical trials on a topic. To be included in the Cochrane findings, a study had to be a randomized clinical trial. Grimwade's search turned up only one trial that passed that litmus test: a ...

DNA conclusive yet still controversial, Carnegie Mellon professor says

...confirm their case. Some critics claimed that this practice could snag an innocent person, but Roeder has demonstrated through her own research that the likelihood of a false hit are miniscule -- in one case, for example, it was about 1 in 26 quintillion, a probability so slight it needn't be shared with juri...

Absence of critical protein linked to infertility

...adiness for pregnancy. "The success rate for the practice of in vitro fertilization currently is, on average, about 25 percent," she said. "The major problem is that the conditions occurring when the embryo is transferred often are not the best in the uterus. It's not known if the uterus is ready to accept ...

Predicting chemotherapy outcome

... therapy. These findings could be used in clinical practice to complement clinical, biochemical and genetic markers for better treatment of patients with colorectal cancer. A research group led by Sandrine Imbeaud from the CNRS and Pierre and Marie Curie University, Villejuif, France, used microarrays to ana...

Two NIH initiatives launch intensive efforts to find roots of common diseases

...d of creating a future that will revolutionize the practice of medicine by allowing us to predict disease, develop more precise therapies and, ultimately, pre-empt the development of disease in the first place."Public-Private Partnership At the same time, a public-private partnership between NIH, FNIH, which...

Lack of basic research putting patients at risk

...vational research necessary for effective clinical practice continuing to be neglected, he concludes. ...

Bioactive cement scaffold may improve bone grafts

...used mouse bone cells in their experiments, but in practice surgeons would use cells cultured from patient samples. In addition to creating pores in the hardened cement, the natural polymer beads protect the cells during the 30 minutes required for the cement to harden. Future experiments will develop method...

Leave it to salmon to leave no stone unturned

...the Pacific Northwest, for example, deals with the practice of fertilizing salmon streams with the carcasses of dead salmon obtained from hatcheries," says Daniel Schindler, UW associate professor of aquatic and fishery sciences. "Although this does replace some of the nutrients that salmon returning from the...

AIDS drug from sunflowers

...her they will prove to be as effective in clinical practice as they seem to be at present.' DCQA occurs in the artichoke and wild chicory, though in extremely small doses. The market price is therefore currently ?,000 per milligram. 'We want to attempt to cultivate sunflower cells or other plant cells in a...

World Trade Center identifications pushed forensic DNA technology

...at occur at a single DNA location. While standard practice requires only 13 STRs to identify an individual, 40 SNPs are necessary for an identification with the same statistical accuracy. Although mtDNA analysis is uncommon, it has been used in forensic settings in the U.S. "SNPs represent a new adventure ...

Efficiency, not more doctors, is the prescription for aging population

...t shifting the current workforce to more efficient practice styles would avert the need to train additional ph...d be aimed at increasing the efficiency of medical practice and directing resources to care that has been proven to be effective. They point to large interdisc...

Chocolate milk could be key to longer, healthier life

...means to increase muscle quality could mean that a practice as simple as drinking a Milo after exercise may help reduce our morbidity and prolong mortality." ...

In-home sensors spot dementia signs in elderly

... to get your arms around in the typically designed practice we have nowadays," said ORCATECH's director, Jeffrey Kaye, M.D., OHSU professor of neurology and biomedical engineering. ...

Sandia work launched on space shuttle shows live cells influence growth of nanostructures

...y of its surface. By comparison, the more common practice of merely 'trapping cells in gels' leads to stress, cracks, and rapid cell death upon drying. Already launched on the space shuttle The incorporated cells of the Brinker group are self-sustaining - they do not need external buffers and even survi...

Virtual realities against pain

...en researched and successfully applied in clinical practice in order to reduce pain associated with certain medical procedures. The use of distraction is based on the assumption that there is an important psychological element in the perception of pain, with the amount of attention given to the harmful stimul...

Over-use of antibiotics in fish-for-food industry encourages bacterial resistance and disease

... of animals and humans, a recent report says. This practice encourages bacterial resistance and could lead to ...ssue of 'Environmental Microbiology'. It is common practice in the fish industry, particularly in developing countries, to use large amounts of antibiotics to p...

New GI technologies improve internal organ visualization

... techniques represents significant advances in the practice of medicine. In this study, researchers review t...ed angiography. Endoscopic ultrasonography is the practice of using an ultrasound transducer at the tip of an endoscope to visualize and offer therapeutic inte...

Tropical forest CO2 emissions tied to nutrient increases

...often reduces soil phosphorus in the long run, the practice can initially make more phosphorus available to tropical soil microbes, increasing their metabolism and the amounts of CO2 they emit, he said. Phosphorus and many other nutrients are regularly transported around the Earth by global wind patterns, so...

UGA researchers find that hunting can increase the severity of wildlife disease epidemics

...rsity of Georgia researchers shows that the common practice of killing wild animals to control disease outbreaks can actually make matters worse in some cases. In a study published the August 7 edition of the journal Proceedings of the Royal Society B: Biological Sciences, post-doctoral researcher Marc Choi...

Federal testing for mad cow disease a failure, law review editor says

... of cattle feed. In particular, the slaughterhouse practice of "rendering," or recycling dead cows and sheep i...s believed to be widespread. Congress banned the practice in 1997 following evidence that feeding herbivorous cows the meat from dead animals can lead to the ...

Hopkins scientists show hallucinogen in mushrooms creates universal 'mystical' experience

...ractices. "We thought a familiarity with spiritual practice would give them a framework for interpreting their experiences and that they'd be less likely to be confused or troubled by them," Griffiths says. All gave informed consent to the study approved by Hopkins' institutional review board. Each of thirt...