Tag: "incidence" at biology news
University of Texas Southwestern study confirms that substituting regular margarine for butter reduces cholesterol levels
...health-care professionals in an effort to curb the incidence
of coronary heart disease - the leading cause of death in America. "High cholesterol levels work over decades to cause heart disease," Denke said. "Children consuming diets high in saturated fat have higher cholesterol levels and more coronary a...
PBBs in fire retardant associated with early menstruation in Michigan girls whose mothers were exposed in 1973
...tes. The largest study to date to determine the incidence
of precocious puberty in the United States was published by Marcia Herman-Giddens in the journal Pediatrics in 1997, and with a sample size of 17,000 showed that 1 in every 7 Caucasian girls and 1 out of every 2 African American girls develop breasts...
Trans-NIH collaboration with NIOSH initiates studies of racial and ethnic disparities in health
...tegory, job stress and socioeconomic status on the incidence
of negative health outcomes in a population of hea...cial factors such as life stress in the increasing incidence
of childhood asthma, particularly among socioeconomically disadvantaged children in inner city areas...
New study: genetically engineered enzyme boosts treatment for rare children's illness
..." MPS 1 is a recessive disorder with an estimated incidence
of one in 100,000. About one in every 200 to 300 people in the United States may carry the defective gene for MPS 1 so that when two carriers have children, about one in four of their offspring are born with the disorder. The most severe form, Hurler...
Energy-restricted diets shown to be best for improving lipid profiles
...ght loss across the board. However, the increasing incidence
of obesity in many parts of the world is associated with increased lipid risk factors and will result in more patients who seek weight-loss strategies for primary CVD prevention....
Veterinary researchers seek secret to reversing birth defects
...ys biomedical sciences team was able to reduce the incidence
of clubbed digits from 20 percent to zero, and cut the number of cleft palates by half. The implications of Holladays research could be enormous. Traditional thinking has long held that the fetus is a preprogrammed entity that derives nutrition from...
For the first time, scientists uncover how breast cancer metastasizes
... theVEGF-C-expressing mice exhibited a much higher incidence
of lymph nodemetastasis. Even the lungs exhibited a greater influx of tumor cells-and theinflux was proportional to the number of lymphatic vessels in the primary tumor. "What this suggests is that the lung metastases may also have occurredthrough t...
Heat kills inoperable liver tumors without initiating onslaught of harmful hormones
... mechanisms, which helps to explain the much lower incidence
of side effects in these patients when compared to (those who undergo) cryoablation."...
Community HIV urine testing program proves powerfully effective
...lton. Maryland has the fourth highest annual AIDS incidence
rate of any state, and Baltimore has the seventh highest rate of any major metropolitan area. In Baltimore, AIDS is the number one cause of death among people 15 to 40 years old. Between 5,000 and 6,000 people in Baltimore are HIV-positive but don't ...
Microbial activity key component of global environmental change
...l environments (eutrophication). Furthermore, the incidence
of microbial diseases such as plague, cholera, Lyme disease, and West Nile Virus are linked to global change. The report makes four recommendations to enhance microbiological solutions to global change. --Integrate understanding of microbiologic...
Born with the perfect pitch?
...ical instruments at a very young age have a higher incidence
of absolute pitch. There are also studies showing a higher incidence
among people who are blind, since the pitch of a moving car or a person's footsteps can provide impo...
Tips from the journals of the American Society for Microbiology: February 2001
...lood donors in Japan. They found a relatively low incidence
(less than 10 percent) of the virus in all groups. "Previous seroepidemiological studies by Western blot analysis have suggested a possible association between BDV infection and human psychiatric diseases with a higher prevalence of BDV antibodie...
Excess iron stores more common than anemia in study of U.S. elderly
...e from 67 to 96. In contrast to the relatively low incidence
of depleted iron stores in the study population (3...ormal group of 834 subjects, with 1.5-fold greater incidence
of high iron stores and a 2.6-fold higher prevalence of anemia. Whereas the positive relation betwee...
Scientists create first animal model of Rett Syndrome
...on causes of mental retardation in females with an incidence
of 1 in 10,000-15,000. The transgenic mouse model sheds much-needed light on the underlying mechanism of the disease and suggests a new reason for hope in the research toward therapies. Rett syndrome, caused by a defective gene on the X-chromosome,...
Studies show powerful natural anti-cancer system exists
...ng long-term studies that would reveal any lowered incidence
of cancer." In the study, the researchers focused on strategies cells use to control activity of the phase II enzymes. "The levels of these enzymes are tightly controlled by the cellular equivalent of a dimmer switch," says Kensler. The scientist...
Women, particularly during menses, more at risk than men for developing prescription drug-induced heart problems
... this study, it was known that women have a higher incidence
of prolonged QT syndrome and TdP than men, but it was not known until the study was concluded that women's susceptibility to QT prolongation varied depending on the menstrual cycle. This study took place in Georgetown's NIH-funded General Clinical R...
Electrophysiological differences of individuals at high risk for alcoholism
...Behaviorally, this has been manifested as a higher incidence
of risk taking behavior, such as drug and alcohol abuse, smoking, risky sexual activity, aggression and antisocial behavior." Both Porjesz and Fein observed that the excessive neural excitation reflected by increased MMN in the high-risk sample m...
Remote monitoring of ICU patients lowers mortality rates, complications
... mortality decreased by 33 percent and 30 percent; incidence
of ICU complications decreased by 44 percent and 50 percent; ICU length of stay decreased by 34 percent and 30 percent; and ICU costs decreased by 33 percent and 36 percent. Hospitals can't afford to be without full-time critical care, Dorman says, ...
"Soft" science? Fat's health impacts are often oversimplified, Science news feature contends
...ile fewer people are dying from heart disease, the incidence
of heart disease has not declined: Between 1979 an... 22 percent, and diabetes is also on the rise. The incidence
of obesity and diabetes, which both increase heart disease risks, began to rise about the same time ...
Study points to positive results from vitamin D supplements for MS sufferers
... D deficiency in MS patients might account for the incidence
of brittle bones. Cantorna asked Cosman for blo...d multiple sclerosis, Cantorna points out that the incidence
of the disease is nearly zero near the equator and increases with latitude in both hemispheres. In ...
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