Brightsurf Science News & Current Events

September 11, 1997
Artificial Intelligence Improves Heart Attack Diagnosis
Drawing on artificial intelligence technology, researchers have for the first time found that machines show promise of improving on human's ability to diagnose heart attacks, according to a study in today's American Heart Association journal Circulation.

In Diabetics, Unsteady Blood Sugar Level Predicts Higher Risk . . .
Wide swings in blood sugar levels can spell trouble, a study of elderly diabetics in today's American Heart Association journal Circulation finds.

Gene Mutant Leads To Five-Fold Heart Attack Risk
Researchers have found a mutation in a fat-dissolving gene that raises the risk of heart attack by five-fold compared to individuals with a normal gene.

Studies Link Calcium Problem To Atherosclerosis And Osteoporosis
Two diseases -- atherosclerosis and osteoporosis -- may be linked by a common problem in how the body uses calcium, according to two reports in American Heart Associations journals.

Stents Better Than Angioplasty When Treating Reclosure Of Vein Grafts After Coronary-Artery Bypass Surgery
Researchers from Thomas Jefferson University have found that treating the common reclosure of vein grafts in post-bypass patients with stents instead of angioplasty lowers the risk of complications.

UF Study Reveals Loss In Sensory Perception May Not Be Linked To Aging
Aging has little effect on smell, taste or touch, according to a six-year study involving volunteers smelling lemons and some 40 other scents including natural gas and bubble gum, said Dr.

Chest Grafts Better For Diabetic Patients Getting Bypass
In another study in today's Circulation, investigators at 18 centers in the United States compared survival among diabetic patients given either bypass surgery or balloon angioplasty and found a

Fossils Show British Columbia Was Once 2,000 Miles South
Extinct sea creatures have provided evidence that about 80 million years ago the west began to wander.

U.S. Geological Survey Director Gordon Eaton Announces Retirement
USGS Director Gordon P. Eaton today announced his retirment effective at the beginning of the fiscal year.

Better Maternal Nurturing Means Better Physical And Physiologic Response To Stress For Adult Rats, Reported In Science
The more newborn rat pups are licked and groomed by their mothers, the better equiped they are to handle acute stress in adulthood, report Emory University's Paul M.

Estrogen Quickly Reduces Lipoprotein (a) - One Of The "Bad Cholesterols" - But "How" Remains A Mystery
Estrogen replacement therapy used to help relieve menopausal symptoms quickly reduces the amount of lipoprotein (a), one of the

A New State Of Matter Turns A Solid World Into A Melting One
A new form of matter, clusters of atoms, has been found to have a previously unsuspected property: it can melt at different temperatures from

Bone-Making Protein Found In Calcified Heart Valves
Researchers at the Univeristy of Pennsylvania Medical Center have found a bone-making protein in calcified heart valves.

Low Oxygen, Key To Fetal Development, Also Offers Cancer Clues
Oxygen levels act as a switch controlling placental development, scientists show in a paper published in the September 12 issue of the journal Science.

First Images Of Key Viral Protein Could Lead To New Strategies For Human Gene Therapy
New images of an L-shaped molecule on the surface of a mouse leukemia virus could help scientists realize the promise of human gene therapyÐthe effort to cure disease by inserting genes directly into human cells.

Hopkins Researchers Study Space Flight's Effects On Blood Vessels
Are astronauts at risk of developing coronary artery disease from spending time in space, or can their blood vessels adapt to the change in gravity?
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