Brightsurf Science News & Current Events

October 22, 2001
By-passing traditional problems with a heart-lung machine to save the limbs of cancer patients
Cutting off the blood supply to a limb affected by a soft tissue sarcoma and linking it to a hear-lung machine before giving high doses of chemotherapy can save the limbs of patients.

New pathfinder approach with radioactive tracer reduces surgical trauma in breast cancer patients
A new technique designed to restrict lymph gland or node removal to cases in which the cancer has drained to from the breast to the first node in which cancer spreads was outlined at ECCO-11, the European Cancer conference, in Lisbon today.

Pioneering combination therapies may be the key to life saving cancer therapy
Combinations of radiotherapy and chemotherapy are achieving better results for patients with many kinds of cancer.

Small head circumference coupled with ApoE e4 gene is a factor in Alzheimer's disease
The risk of developing Alzheimer's is increased for people with small head sizes who also carry an Alzheimer's-related gene, according to a study published in the October 23 issue of Neurology, the scientific journal of the American Academy of Neurology.

LabNotes -- Research highlights from Pacific Northwest National Laboratory
Quarterly research highlights from Pacific Northwest National Laboratory

Pattern in protein manufacture found in hippocampus
A pattern of protein manufacture in the hippocampus --t he part of the brain devoted to making memories -- has been discovered by scientists at the University of Pennsylvania School of Medicine.

Study finds colesevelam effective in reducing LDL cholesterol
Colesevelam hydrochloride appears to be an effective lipid-lowering agent that significantly reduces low-density lipoprotein (LDL) cholesterol levels, according to a study published in the October issue of Mayo Clinic Proceedings.

UrbanSim to pit computer's ingenuity against gridlock, pollution, sprawl
UrbanSim project has received $5.2 million in NSF grants to build software capable of forecasting the effects of today's land-use decisions.

Photdynamic therapy: an effective treatment for head and neck cancers
Photodynamic therapy, which activates light sensitive drugs, represents a major advance in the treatment of head and neck cancers, without the toxicity of radiotherapy or the tissue loss associated with surgery.

Tic disorders related to problems in school, more common in children than previously thought
Children in special education classes are more likely to have tic disorders such as Tourette syndrome than children in regular classes, and these disorders are more common in all children than was previously estimated, according to a study published in the October 23 issue of Neurology, the scientific journal of the American Academy of Neurology.

AAAS seminar explores the implications for human cloning
Human reproductive cloning and therapeutic cloning will be discussed in light of experience with the cloning of animals.

Arizona researchers receive award for antibacterial, foaming hand wash
Chemists Timothy J. Taylor, Ph.D., Earl Philip Seitz, Jr., Ph.D., Priscilla S.

32,000 graduate students grade their doctoral programs, poor report cards in career guidance and preparation for teaching
(WASHINGTON, D.C.) Tables were turned this week as 32,000 graduate students and recent Ph.D.'s graded doctoral programs in a groundbreaking online survey conducted by the National Association of Graduate-Professional Students (NAGPS).

Air safety, election forecasting lead topics as operations researchers meet in Miami beach
Led by top analysts in air safety and the airlines, as well as researchers in election forecasting, the Institute for Operations Research and the Management Sciences (INFORMSĀ®) holds an annual convention in Miami Beach from Sunday, November 4 to Wednesday, November 7 at the Fontainebleau Hilton Resort.

Discovery of extra energy escaping from supermassive black hole a first, say scientists
For the first time ever, astrophysicists have observed extra energy escaping from the supermassive black hole at the center of a distant galaxy.

Historian: interest in white male bodies helped men relieve anxiety of modern life
Society's interest in male bodies has burgeoned over the past three decades, as racy advertising, movies and television attest, but that's really nothing new from a cultural standpoint, a University of North Carolina at Chapel Hill American history expert says.

Family turmoil effects last into middle age
A Cornell University finds that childhood disruptions affect one's family relationships in later life.

Astronomers discover probable pulsar in supernova
A team of astronomers led by Rutgers Professor John P.

Scientists report first transgenic animal developed via retroviral DNA insertion into male germ-line stem cells
Scientists at the University of Pennsylvania School of Veterinary Medicine have successfully used a retrovirus to modify genes in spermatogonial stem cells in a mouse - the first instance, in any species, of a transgenic animal created by inserting a gene into male germ-line stem cells.

Congressman Nick Smith (R-MI) receives commendation
The governing body of the world's largest organization of plant health scientists recently adopted a resolution to commend Representative Nick Smith (R-Michigan) for his leadership in supporting the work of its more than 5,000 members.

California researchers receive award for developing natural pesticide
Sherry Heins, Jennifer Ryder Fox, Ph.D., Stephen Flanagan, Denise C.

Penn State researchers develop "smart" fence to signal intrusion
Penn State researchers have developed an inexpensive approach to equipping new or existing fences with the capability to detect, locate and classify intruders.

Life saving cancer research has become "illegal", claims professor
New laws governing medical confidentiality and ethics will prevent revolutionary discoveries about the causes and treatment of cancer and other fatal diseases, a professor warned today at the ECCO 11European Cancer Conference in Lisbon (Monday, 22 October, 2001).

Fire and ice: An altered protein brings fever, chills
In Nature Genetics, scientists identify the genetic basis of two disorders whose symptoms are caused by an altered immune system protein.

Two separate controls regulate chromosome copying in yeast
The crucial job of ensuring that just one copy of a genome gets made during cell division turns out to be shared by two independent

Research on composite fan blades may improve airplane safety and performance
University of California, San Diego (UCSD) structural engineers are working with NASA and the United States Airforce to design the next generation of turbine fan blades that should significantly improve safety and reliability, reduce noise, and lower maintenance and fuel costs for commercial and military planes.

Leading indoor environment experts to convene at Syracuse University to discuss air quality and urban environments
The impact of indoor and urban environments on human health and performance will be addressed at a national symposium to be held on Oct. is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to