Scientists are closing in on discovering the way that the body regulates critical proteins involved in the front line defense against disease as well as in normal body processes, they report in the April 16 issue of Science.
Boston University scientists reported the discovery of a new gene involved in inflammatory diseases, such as arthritis and Crohn's disease, in the Proceedings of the National Academy of Sciences.
Scientists have found that the hormone melatonin is a critical regulator of brain plasticity in birds, controlling mating-related song bursts and fine-tuning the profound effects of testosterone. Now the question is: Does it have a similar effect on humans?
1.Disrupted and abnormal sleep for patients is endemic to intensive care units. 2.Three large homeless shelters in Los Angeles are major sites for tuberculosis transmission. 3. Long-term exposure to air pollution for Swiss, even at low levels, is associated with a higher prevalence of respiratory symptoms.
University of Washintion bioengineers, reporting in the April 15 issue of Nature, describe a process for coating medical implants with tiny imprints that bind specific proteins. This coating may trigger natural healing rather than the body's typical, and often disruptive, reaction to medical implants.
Researchers at University of California, San Diego School of Medicine have identified a key link in a chain of events that protect the heart from cell death, which leads to heart failure.
Stress and surgery may increase the growth of cancerous tumors by suppressing natural killer cell activity, says a Johns Hopkins nurse researcher.
A key characteristic observed in the autoimmune response that causes nerve tissue damage in multiple sclerosis patients gives medical researchers entirely novel approaches for combating that disease Cleveland Clinic Foundation researchers report in the April issue of the Journal of Experimental Medicine.
1- U.S. interagency UV monitoring program established and operating; 2- NSF grant statistics paint stable picture; 3- increasing carbon dioxide threatens tropical coral reefs.
Patients undergoing high-risk surgery may be up to three times more likely to survive if their hospital's intensive care unit is staffed by "intensivists," or physicians specially trained in critical care, according to a Johns Hopkins study of 46 Maryland hospitals.
At a regional conference here today, a University of Arkansas professor will speak on the growing national problem caused by excess phosphorous in soil draining into water sources.
U-M study says the elderly consume recommended dietary allowances of iron, zinc and magnesium, but nutritional supplements and drugs can offset the balance of these nutrients.
A Rensselaer Incubator company has commercialized a technology that may take the animal out of animal testing. A Nobel Prize-winning biophysicist and a senior research scientist at RPI have developed the Electric Cell-Substrate Impedance Sensing-ECIS 100(tm) --which uses electricity to study complex cell behavior.
Two new medications, naltrexone and acamprosate, show promise in treating alcoholism, according to a new evidence report, summarized in the April 14 issue of the Journal of the American Medical Association.
Women with advanced congestive heart failure live twice as long as their male counterparts, according to a study in today's Circulation: Journal of the American Heart Association.
The alarm sounds and you lie helpless in bed, unable to move or even speak for several minutes; you have a condition known as sleep paralysis.
University of California researchers say a newly determined structure of the biological particles called prions may help explain how they cause infectious deadly diseases. Aberrant prions cause scrapie in sheep, bovine spongiform encephalopathy (BSE or "mad cow disease") in cows, and various afflictions in people.
A functioning logic gate based on a transistorless approach to computing called quantum-dot cellular automata is reported by University of Notre Dame researchers in Science. QCA is an effort to bring information storage down to the molecular level.
Many physicians withhold pain medication from patients in emergency situations because of informed consent issues or because the doctors believe the drugs may affect the accuracy of their diagnoses, a University of Iowa survey found.
"Natural" vitamin E supplements outperform synthetic forms, according to a VERIS Research Summary just published.
Cracking the whip and unfurling gray sails are among new space transportation techniques under discussion at the 1999 Advanced Propulsion Research Workshop.
NASA researchers have found that the variations in the energy given off from the sun effect the Earth's wind patterns and thus the climate of the planet, but the solar increases do not have the ability to cause large global temperature increases.
Colorado State University's hurricane forecaster William Gray is maintaining his prediction for a 1999 hurricane season similar to last year's in the Atlantic Basin, calling for 14 tropical storms, nine hurricanes and four intense hurricanes in the April forecast update.
Patients, especially African-Americans, are better at predicting their future health than are their doctors, according to a Purdue University study.
Alcohol consumption and alcohol-related problems were significantly slashed among a group of high-risk college-age drinkers using a brief, non-confrontational intervention treatment developed by University of Washington researchers.
UC Davis study shows 100 percent apple juice is more nutritious than previously thought. Significant amount of phytonutrients may help protect against heart disease.
A nationwide survey of 67 cystic fibrosis (CF) centers shows that anti-inflammatory medications are underutilized by physicians when treating children and adults with Cystic Fibrosis (CF) in the U.S., according to an article published in the April issue of CHEST.
Patients with heart or lung diseases who require oxygen support are going to find air travel either easy or impossible and either inexpensive or costly, depending on the policies of the particular air carrier they choose, according to a new study reported today in CHEST.
Most drivers who engage in "road rage"--from tailgating and honking to sideswiping and drawing weapons--believe their aggressive behavior is inherited from a parent and their victims deserve what they get, according to a Central Michigan University study.
A University of Iowa researcher, with data and assistance from Duke University, has found that it is quite normal for blood pressures in women to drop or increase dramatically during cesarean sections.
Furthering evidence of the importance of vitamin E, researchers at UT Southwestern Medical Center at Dallas have identified the pathway that may allow the vitamin to block the trigger of arterial plaque formation at the molecular level.
When European readers of Chateaubriand's famous "Atala" looked into the Mississippi Valley, they saw not the bustling trade of Yankee frontiersmen, but the noble image of Indians upholding an honorable code of conduct.
Among the independent research projects pursued this year by Johns Hopkins engineering undergraduates are the construction of a self-navigating submarine, testing of a potential Alzheimer's treatment and a process for gene therapy, and constructing a digital model of the heart.
Two scientists at NASA Marshall Space Sciences Laboratory discussed the potential of spacecraft reproduction and evolution at the International Conference on Advanced Propulsion held in Huntsville, Ala.
Cutting the cost of space travel will take "looking in strange places for the right answers," said the director of the Advanced Space Transportation Program at NASA's Marshall Space Flight Center at the opening of the 10th annual Advanced Propulsion Research Workshop.
Researchers have uncovered a biochemical connection between presenilin, a molecule involved in the development of Alzheimer's disease, and another protein that controls crucial aspects of developmental biology.
Researchers at University of California, San Diego School of Medicine have found that an important enzyme previously thought to be associated only with inflammation is also a key factor in skin formation and in programmed cell death.
Sandia National Laboratories, five commercial ceramic manufacturers and Los Alamos National Laboratory are making ceramic history by taking the "art" out of ceramics production and replacing it with science, resulting in better products and lower production costs.
A new study shows that declines in health insurance coverage were responsible for only one-fifth of the declines in access to health care services experienced by Hispanic Americans and young adults aged 18-24 between 1977 and 1996.
Scientists at the University of California at San Francisco have now found that grapefruit juice may have a negative impact on the body's absorption of many widely-prescribed medications, according to a study published in the April 1999 issue of Pharmaceutical Research.
Sandpaper's cousin, silicon-carbide, may set the stage for a rugged, powerful new breed of semiconducting devices, a UD researcher will report April 6 during the Materials Research Society meeting. An alloy of silicon-carbide and germanium might handle hot, high-power, high-frequency microelectronic and microelectromechanical (MEMS) devices better than silicon, James Kolodzey says.
Thanks to a massive readiness effort begun more than three years ago, the pharmaceutical industry is well-prepared to meet the challenges of the Year 2000 (Y2K), the Pharmaceutical Research and Manufacturers of America (PhRMA) announced today in releasing the results of a survey of member companies.
A Cornell professor of history and classics and director of the Peace Studies Program threw himself into a difficult new sport and then wrote a book about it. Rowing Against the Current: On Learning to Scull at Forty is a memoir that navigates through mid-life rites of passage as it meditates on the techniques and history of rowing.
Over the next 10 months, healthcare information technology (IT) professionals will race the clock to implement Year 2000 conversions. Triple the number of IT professionals cite this as their number one priority compared to a year ago, according to the Tenth Annual HIMSS Leadership Survey Sponsored by IBM.
A survey of human resource managers by Cornell University found that health, life and disability insurance costs rarely rise because of hiring employees with disabilities, but stereotypes about people with disabilities are still pervasive in the workplace, causing them to be hired less and fired more.
American dialysis patients are far more likely to skip kidney dialysis treatments than patients in either Sweden or Japan, a Wake Forest University Baptist Medical Center physician reports in the April 7 issue of the Journal of the American Medical Association.
Treatment of mice with substances that halt the growth of blood vessels inhibited the development of artery-clogging deposits known as plaque, as well as the tiny blood vessels that may nourish the plaque, according to a study reported in today's Circulation: Journal of the American Heart Association.
April 7 is World Health Day, "Healthy Aging, Healthy Living---Start Now!" April 5-11 is National Public Health Week, "Healthy People in Healthy Communities."
Learning to spot signs of anger early becomes a finely honed survival skill for children who have suffered severe abuse. A new study by psychologist Seth Pollak suggests that this survival skill may actually trigger biological changes, altering the way the brain processes anger.
For the first time, scientists have developed a reliable estimate of the number of "sprites" spawned by a single thunderstorm.
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