Brightsurf Science News & Current Events

June 25, 2000
'Lives on hold' -- the emotional costs for 'super copers'
Infertility and the strains imposed by treatment can produce almost unbearable highs and lows of emotion among couples, the European Society of Human Reproduction and Embryology in Bologna, Italy, heard today (Monday 26 June).

Purdue researchers clean up petroleum spills with plants
A husband and wife research team at Purdue University has pioneered the use of plants to help clean up soil contaminated with petroleum products.

Bone marrow produces mature liver cells in humans, Yale-NYU team discovers
Mature liver cells in humans are generated from bone marrow- derived stem cells, a Yale-NYU team has discovered, paving the way for improved treatment of liver damage and disease.

Pork research news tips
5 Pork Reseach News Tips: ultraviolet light reduces harmful bacteria on pork; computer model lowers swine feed costs; national setback guidelines based on Purdue measures of manure odor; Purdue low-cost feed decreases pollutants and manure odor; Purdue researchers hoping to improve quality of bacon.

DNA details suggest how human chromosomes break, rearrange and cause a genetic disease
Chromosome 22, one of the smallest human chromosomes, is known to be a hot spot for disease.

Fiber optic start-up speeds up internet
Using patented technology developed at Purdue University, a Midwestern, high-tech venture is manufacturing a new kind of high-performance fiber optic detector that will allow for increased speed and capacity on the Internet.

New drug works well as sole epilepsy therapy for difficult-to-treat patients
New results of a study led by a University of Michigan neurologist demonstrate that a drug called oxcarbazepine is safe and effective enough to be used alone in patients with partial epilepsy who do not respond to other anti-epileptic drugs.

Controversies in ART
Assisted Reproductive Technology (ART) - what should be banned - what should be allowed?

Double crops, cut the acreage by 2010, predicts plant scientist
Imagine two crops of corn or soybeans each growing season.

Good news for mothers who can't conceive second baby
Women who haven't conceived within three or four years of their first child's birth will almost certainly conceive without treatment if they are under 35.

Researchers announce first preimplantation genetic diagnosis for a rare inherited disease
French researchers have announced the first successful use of PGD (preimplantation genetic diagnosis) for Ornithine Transcarbamylase (OTCD) -- a rare inherited disorder

UF researchers find painless electrical stimulus helps restore hand movement for stroke patients
A University of Florida study that uses a slight electrical current to painlessly stimulate the muscles of the arm has allowed several to regain some use of their affected fingers, hand and arm after undergoing the therapy, among the experimental rehabilitation techniques scientists say could revolutionize the way patients are treated in the months and years after a stroke.

Exercise keeps blood vessels young, staves off clogged arteries
The blood vessels of older athletes behave like those of people half their age, according to a new study in Circulation: Journal of the American Heart Association.

New womb surgery technique
World-first development of Dutch surgeon will mean simpler safer operations and fewer hysterectomies

Humans can regrow liver from bone marrow
Researchers have shown for the first time that the human liver can regenerate its tissue with a cell type from outside the organ -- and they present the first compelling evidence that those stem cells are human bone marrow.

The bone marrow is the source of mature liver cells
In a finding that opens a new avenue to treating liver disease and blood clotting disorders, researchers have found that the bone marrow is the source of cells that are responsible for the liver's famous ability to regenerate itself.

ORNL adds three R&D 100 Awards to DOE lab-leading total
OAK RIDGE, Tenn., June 26, 2000 -- Researchers and engineers at the Department of Energy's Oak Ridge National Laboratory (ORNL) have won three R&D 100 Awards, pushing their national lab-leading total to 107 since the awards began in 1963

Parents' language barrier may prevent eligible children from receiving government-sponsored health insurance, says study
More than five million children who are eligible for Medicaid are not on the program's rolls, and a University of Pittsburgh study suggests that parents' unfamiliarity with the English language could be a major factor.

Fewer calories linked to healthier brains in old age
Eating less may be good for the health of your brain, and may help keep debilitating ailments such as Alzheimer's and Parkinson's diseases at bay.

Science statement on human genomics: Science Editor-in-Chief Donald Kennedy
At a White House press event today, scientists from two different human genomics research teams jointly described the completion of the human genetic map.

Breast is still best, though breast-fed infants may show initial slower weight gain
In The American Journal of Clinical Nutrition, Hediger et al.

Cocaine and alcohol combined are more damaging to mental ability than either drug alone
Scientists have found that cocaine abuse coupled with use of alcohol leads to more impulsive decision-making and to poorer performance on tests of learning and memory than does use of either cocaine or alcohol alone.

Physical activity, not diet, most influences preschoolers' weight
In work published in The American Journal of Clinical Nutrition, Atkin and Davies studied a cohort of 77 preschool children ages 1.5-4.5 years, evaluating their daily diets and overall body composition.There were no significant correlations between percentage body fat and the childrens' diet, while percent of body fat was influenced by habitual levels of physical activity.
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