Fish evolve a longer lifespan by evolving a longer reproductive period, researchers find
...at one might predict because these fish provide no care for their young," explained Reznick. "The older fish, after they stop reproducing, do not contribute to the fitness of young fish. As a result, the post-reproductive period is not influenced by natural selection. This result could be of interest to t...Getting an evolutionary handle on life after reproduction
...ffect, and females mostly live just long enough to care for their last born. For nonsocial animals that spawn independent young, extended lifespan is associated with good nutrition and the absence of disease and predators. In a new study, David Reznick, Michael Bryant, and Donna Holmes provide the first ...Past illegal blood donation in China linked to hepatitis C virus infection
...sist these central Chinese provinces cope with the care and treatment needs of HCV patients," the investigators added. In an accompanying editorial, Roger Y. Dodd, PhD, of the American Red Cross noted that the study is "a snapshot of past events and should not be taken to define the present circumstances...Chernobyl: The true scale of the accident
... audiences, including community leaders and health care workers, along with a broader strategy that promot...settlement of people, social protection and health care for the affected population, research on environment, health and the production of clean food, radia...Shade trees getting 'scorched' by plant disease
... estimated at $8,000 per tree. Landowners and tree care professionals in these locations must plan for the loss of property values and high costs of replacement as shade trees in landscapes, wood lots, and golf courses affected by BLS decline and must be removed. BLS is caused by a bacterial pathogen, Xy......amilies." The families were recruited through day care centers, and all had a least one child in day care. Families already using hand sanitizer were excluded from the study. Half the families were randomly assigned to receive hand sanitizer and educational materials on hand hygiene. They were told to pl...Researcher says flu responders can learn from 1918 epidemic
...ned with what he describes as a "bifurcated health care system where the best, state-of-the-art care is available to some, but not to others at the lower end of the socio-economic spectrum." "What hap...Asian immigrants in NYC not receiving HIV education at religious institutions
...s' willingness to take a role in HIV prevention or care in the United States. The findings were striking. Some leaders of Asian religious institutions said they believe HIV poses only a minimal risk for the Asian community, Chin and colleagues found, and most respondents said that HIV prevalence was re...Molecular Partners Required For Appropriate Neuronal Gene Repression
...ains of premature infants who die during intensive care also produces HA. We believe the HA may also prevent the production of myelin-producing cells and be related to the motor impairment seen in CP. My hope is that this work will benefit a wide range of patients from premature infants to stroke victims ...OHSU researchers discover potential mechanism to repair brain damage linked to Multiple Sclerosis
...ains of premature infants who die during intensive care also produces HA. We believe the HA may also prevent the production of myelin-producing cells and be related to the motor impairment seen in CP. My hope is that this work will benefit a wide range of patients from premature infants to stroke victims ...'Patient-choice' C-section rate rises 36%: HealthGrades study
...ections are one factor in the ratings of maternity care at more than 1,500 hospitals, which HealthGrades p...gned to let women compare the quality of maternity care among local hospitals. Dr. Samantha Collier, HealthGrades' vice president of medical affairs and th...NHGRI expands effort to revolutionize sequencing technologies
...vidual genome cost-effectively could enable health care professionals to tailor diagnosis, treatment and prevention to each person's unique genetic profile. The new grants balance NHGRI's sequencing research portfolio by supporting more investigators working on technologies that would make it feasible to...Survey Uncovers Surprising Attitudes Towards HIV Vaccine Research
... by strong behavioral prevention programs and AIDS care and treatment, is the best way to end the epidemic. The results of the survey, says Mr. MurguĂa, have helped identify which populations researchers need to target for better understanding of HIV vaccine research, as well as which messages need to be...Scientists discover genetic pathway responsible for breast cancer cell growth
...ney. These connections between research and health care are one of the strengths of academic hospitals like the MUHC." ...Lactose intolerance linked to ancestral environment
Got milk? Many people couldn't care less because they can't digest it. A new Cornell University study finds that it is primarily people whose ancestors came from places where dairy herds could be raised safely and economically, such as in Europe, who have developed the ability to diges......lications for ways to treat shift workers - health care providers, factory employees, truck drivers, etc. - who encounter alertness problems, and those with sleep disorders. A team of researchers at the University of Virginia and at Leiden University Medical Center in the Netherlands published their find...Progress on HIV/AIDS significant but insufficient
...d Humanitarian Action of Luxembourg; on treatment, care and support, chaired by Anupong Chitwarakorn, Senior Expert, Preventive Medicine, Ministry of Public Health of Thailand; and on orphaned children, chaired by Paulette Missambo, Minister of Public Health and Population of Gabon. Wrapping up those dis...Stem cells bring fast direct improvement, without differentiation, in acute renal failure
...serious as it sounds. An estimated 40% of critical care hospital admissions experience ARF. Estimates of their death rate range from 50% to 80%, complicated by the fact that patients with ARF often simultaneously suffer failure of other major organ systems. The most serious form of ARF is caused by ische...Virtual animal shelters ?How the Internet is transforming the experience of pet adoptions
..., but adds that independent rescuers may be taking care of one or two pets at a time while a shelter may be struggling to adopt out hundreds of animals each week. Additional benefits of Internet adoptions come from their reach beyond the county dog shelter ?anyone in the country can click on a site and s......d washing and environmental disinfection in health care settings," says Owens. ...