Brightsurf Science News & Current Events

May 31, 2002
UF researchers discover blood stem cells
Stem cells found in the bone marrow of adult mice don't just evolve into key components of blood--they are able to build blood vessels.

MIT's biorubber ushers in new possibilities in tissue engineering
Scientists from around the world have been contacting an MIT lab for samples of

Making embryos male
Dr. Blanche Capel and colleagues have determined that a cell-signaling molecule called Desert Hedgehog, or DHH, is required for the differentiation of male-specific Leydig cells in the developing embryo.

Los Alamos researcher conducts volcanic voyeurism
A researcher with the U.S. Department of Energy's Los Alamos National Laboratory has spied on volcanoes from a distance to learn whether they give out subtle clues prior to erupting.

Fit seniors better able to react when quick thinking needed, study says
The senior citizen who swims, jogs, plays tennis or participates in some type of regular exercise program is likely to be better prepared to respond to situations requiring quick thinking than a peer who logs too much time in the recliner.

Rainforest wildlife surprisingly sensitive to landscape changes
A team of researchers led by William F. Laurance of the Smithsonian Tropical Research Institute found that the effect of habitat fragmentation on the structure, composition and function of rainforests is far-reaching and widely felt.

New drug shows promise in common and lethal form of leukemia
A new drug blocks the impact of a cancer-causing gene mutation found in a common and lethal form of leukemia, say researchers at the Johns Hopkins Kimmel Cancer Center.

Study examines issues faced by teen-agers who move to the U.S.
Unlike their American peers who sometimes wish their parents would suddenly become invisible, many teen-agers who emigrate from Poland to the United States actually complain that they don't get to see Mom or Dad enough, says a researcher at the University of Illinois at Urbana-Champaign.

June media highlights: Geological Society of America Bulletin
The June issue of the GEOLOGICAL SOCIETY OF AMERICA BULLETIN includes a number of potentially newsworthy items.

Los Alamos volconologist highlights education collaboration
A collaboration between the U.S. Department of Energy's Los Alamos National Laboratory and the University of New Mexico has resulted in a successful, one-of-a-kind educational program where students can get a first-hand glimpse into the esoteric world of volcanology.

Global aluminium waste headache solved
An Australian research team has solved one of the world's big industrial waste headaches - what to do with spent pot lining (SPL) from aluminium smelters.

New space telescope aims to seek out and record explosive gamma ray bursts.
A state of the art space telescope built by scientists at UCL will make its way to the Goddard Space Flight Centre in Maryland, USA on a mission to unravel the mysteries of the universes gamma rays.

U-M study finds new target in war against graft-versus-host disease
University of Michigan scientists reported this week that they have discovered how graft-versus-host disease, a common and deadly complication of life-saving bone marrow transplants, attacks and often kills its victims.

Mouse model of alopecia
Scientists have developed a mouse model of inherited baldness, which they anticipate will further the current understanding of the molecular mechanisms underlying human hair loss.

Health-care expert proposes overhaul of long-term care financing
As Americans live longer, they are more likely to develop age-related health problems that limit their ability to live independently.

Study finds half of rape survivors do not receive recommended medical treatment
A study from the Johns Hopkins Bloomberg School of Public Health found half of all women who are sexually assaulted in the United States each year do not receive the recommended medical treatment to prevent pregnancy or sexually transmitted diseases.

Inert gas may help stop damaged nerve cells from dying
Scientists from Imperial College London have discovered that xenon gas could help in protecting damaged nerve cells, an application researchers believe could have human applications, eventually leading to treatments for people suffering from nerve damaging illnesses, such as strokes, and brain and spinal cord injuries.

ASAIO convenes its first ever newsroom at June 13-15 New York meeting
The American Society for Artificial Internal Organs has long been the home of next-generation medicine, a place where innovations are first nurtured.

Gene found that controls stomatal cell growth in plants
Researchers here have identified the gene that controls the distribution of stomatal cells on leaves, key components for the healthy growth of all plants.

Unlicensed and off-label prescribing in children must improve
Many drugs prescribed to children in general practice are either not licensed for use in children (

Genetic fingerprint of lung cancer predicts treatment outcome
New research from Toronto's Princess Margaret Hospital identifies the genetic fingerprint for lung cancer that may eventually help determine which patients are at high risk for cancer recurrence after surgery.

NASA sensors find pollution hiding in the SHADOZ
NASA and scientists from 10 tropical countries have used balloon-borne sensors to obtain the first picture of the structure of ozone (pollution) in the tropical troposphere.

Penn State engineers boost hydrogen production from fermentation
The cars powered by hydrogen fuel cells that the Bush Administration has partnered with the Detroit Big Three automakers to develop could eventually be pulling up to wastewater treatment plants for fill-ups, say Penn State environmental engineers.
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