Brightsurf Science News & Current Events

March 20, 1998
High Altitudes May Be Harmful To Some Infants
An investigation into the effect of a reduction in oxygen supply to infants, such as may occur as a result of a respiratory infection, during air travel or whilst at high altitude found that a small number of infants unpredictably had severe falls in oxygen saturation.

Rotating A Single Oxygen Molecule
Cornell University researchers have isolated a single oxygen molecule adsobed on a platinum and caused it to rotate on command by applying pulses of current from a scanning tunneling microscope.

Genetic Make-Up May Determine Response To Cholesterol-Lowering Drugs
Genetic make-up may significantly influence how a person responds to a cholesterol-lowering drug, according to researchers who presented their findings at the American Heart Association's epidemiology and prevention conference today.

Soy Phytoestrogens Reduce Carotid Atherosclerosis As Much As Premarin
Postmenopausal hormone replacement therapy markedly reduces the occurrence of atherosclerosis in the internal carotid artery in monkeys, a Wake Forest University Baptist Medical Center research team reported today.

Rehousing Is Not The Simple Answer For Homeless Families
Homeless families have a high level of complex needs that cannot be met by conventional health services and arrangements.

Heart and Soul: The Blood Vessels And Brain Use Common Guide
A protein that helps wire the developing brain by preventing nerve cells from entering off-limits areas does double duty during the formation of blood vessels, ChildrenĀ¹s Hospital and Harvard Medical School researchers have found.

Effects Of 15% Oxygen On Breathing Patterns And Oxygenation In Infants
Milner states that before there is widespread concern about the possible risk flying and altitude may pose to infants, it is important to put the findings of Parkins et al into context.

Bridging The Cultural Gulf Between Poverty, Medicine
Training young doctors about poverty so they can treat children more effectively is the goal of a University of Rochester pediatrician who is organizing a national conference on poverty and health care for children.

Even The Better-Off Have Worse Health In Poor Communities
If two people with the same education, income, and asset levels reside in two communities -- one affluent, one poor -- the person in the poor community is more likely to be in worse health than the one in the affluent community, new research indicates.

Vascular Surgeons Test New Treatment For Abdominal Aneurysms
Vascular surgeons at Johns Hopkins are participating in a nationwide test of a procedure that uses 3-D images and a metal-supported cloth tube to repair stretched and weakened abdominal arteries before they burst and kill.

World's Largest Physics Meeting In Los Angeles
The March Meeting of the American Physical Society (APS), annually the largest physics meeting in the world, will be held March 16-20 at the Los Angeles Convention Center.

Researchers Describe How Syphilis Increases Transmission Of HIV
Researchers at UT Southwestern Medical Center at Dallas are offering the first plausible molecular explanation of why the human immunodeficiency virus (HIV) is more easily transmitted to or from people with syphilis.

Study: Video Images Better Than Written Word In Educating And Satisfying Patients
A short, inexpensive educational videotape significantly improved patients'satisfaction with their doctor's visit and their compliance with subsequent treatment, a new study from Duke University Medical Center has shown.

Sex Differences In Heart Disease May Be Due To Enzyme That Breaks Down Fat
Sex-related differences in an enzyme that breaks down blood fats -- particularly

Body Fat And High Blood Pressure Linked In Long-Term Study
As men and women add extra fat over the years, a silent killer -- high blood pressure -- is creeping up along with the numbers on the weight scales, researchers reported today at the American Heart Association's epidemiology and prevention conference.

Some Organ Donor Families Would Change Their Minds If Asked Again
Many organ donor families would not donate their relative's organs if asked to do so again, researchers have found, and many of those who chose not to donate would give consent if asked again.

UD Geology News: Non-Invasive Radar Reveals "Ancient Harvests," Dotting Delaware's Shoreline
Dotting the shoreline near Delaware's Cape Henlopen, seashells evoke Native Americans boiling oysters, clams and conchs 1,000 years ago, says a University of Delaware geologist whose work should help archaeologists

New Gene Therapy Technique Results In 60 Percent Tumor Regression Rate
Scientists at Ohio University have used a nonviral gene expression system to eliminate human cancer cells in animals, achieving a 60 percent tumor regression rate without the potential dangers associated with conventional viral gene therapy techniques.

Unintentional Injuries, Workers' Health And Major Risks For Heart Disease Are Among The Topics Addressed At APA/CDC Conference In Atlanta
The American Psychological Association (APA) in conjunction with the Centers for Disease Control (CDC) and 13 other collaborating organizations will sponsor the conference entitled, Public Health in the 21st Century: Behavioral and Social Science Contributions, May 7-9, 1998, at the Atlanta Marriott Marquis Hotel.

Statement By Dr. Richard Zare On Proposed National Institute For The Environment
The national and global environmental challenges we face are acute.

Wake Forest Study Shows Soy Containing A Key Ingredient Is What Lowers Cholesterol
The cholesterol-lowering effect of soy is the result of natural compounds in the soy known as isoflavones, Wake Forest University Baptist Medical Center researchers reported today at an American Heart Association meeting in Santa Fe, NM.

Transport Patterns Affect Adolescent Health
Transport patterns are an important determinant in adolescent health and strategies to influence these patterns could substantially reduce mortality from road crashes.
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