Brightsurf Science News & Current Events

June 30, 2003
Cross talk between bacteria, host leads to E. coli infection
A strain of E. coli that causes severe, sometimes deadly, intestinal problems relies on signals from beneficial human bacteria and a stress hormone to infect human cells, a researcher at UT Southwestern Medical Center at Dallas has discovered.

Unemployment, access to guns among factors that turn domestic violence deadly
Access to guns, threats to kill and most of all, unemployment, are the biggest predictors of the murder of women in abusive relationships, concludes a nationwide case control study led by Jacquelyn Campbell, Ph.D., R.N., professor at The Johns Hopkins University School of Nursing.

Computer vision study links how brain recognizes faces, moods
The human brain combines motion and shape information to recognize faces and facial expressions, a new study suggests.

For healthy diet, learning level counts more than earning level
Americans are eating healthier diets than they did in 1965, but college-educated people are doing better than high school dropouts, new research indicates.

Gene may inhibit smokers from quitting
Smokers with a particular genetic make-up (genotype) may find it harder to give up their habit, suggest Japanese researchers in Thorax.

Phosphate reduction starts within one week of treatment with Fosrenol(r) (lanthanum carbonate)
Treatment with FosrenolĀ® (lanthanum carbonate) initiates rapid, statistically significant reductions in serum phosphate within one week of starting therapy (p < 0.0001), according to a study published for the first time today in the American Journal of Kidney Diseases1.

Annals of Internal Medicine, tip sheet, July 1, 2003
Highlights of the July 1 issue of the Annals of Internal Medicine include: task force says evidence is insufficient to say if vitamin supplements prevent cancer and heart disease; lawsuits will have chilling effect on human subjects research; and people can't remember skin conditions that could complicate smallpox vaccination.

Non-drug treatment for hypertension found effective in hard-to-control refractory hypertensives
Hard-to-control refractory hypertensives witnessed a significant blood pressure reduction when using a new non-drug treatment device, RESPeRATEĀ®, according to a study published in this month's American Journal of Hypertension.

ART laws put patients at risk and should be changed, warns head of Germany's IVF registry
Germany's restrictive legislation on embryo protection is putting women and babies at risk and should be modified, the chairman of the German IVF registry warns the European Society of Human Reproduction and Embryology.

Crawler reconnaissance
It can follow a search instruction plan, classify, and map underwater mines in ocean surf zones.

Strategies to boost women's multivitamin use fall short
Two interventions to encourage women of childbearing age to take multivitamins did not increase long-term vitamin use, according to a study in the July issue of the American Journal of Preventive Medicine.

Study finds homicide detectives work aggressively to solve all cases, regardless of victim race
The race of homicide victims doesn't affect whether police will solve the victim's murder or not, according to a study of one city's police department.

Don't ban embryo-based research says new chairman of European fertility organisation
The incoming chairman of an organisation representing over 4,000 international fertility experts has urged the EU not to go down the road of attempting to ban research on embryonic stem cells - European Society of Human Reproduction and Embryology news briefing.

First proof that polycystic ovarian syndrome is more than twice as common in lesbian women
Researchers have found the first evidence that a common cause of infertility in women is more prevalent amongst lesbians than heterosexuals1, and they suggest that the biochemical disorder associated with the condition might contribute to the women's sexual orientation - report to European Society of Human Reproduction and Embryology.

Study: Hurricane Floyd boosted long-term use of N.C. emergency rooms, outpatient services
Even after its winds abated and smothering floodwaters withdrew, Hurricane Floyd had long-term effects on health care for poor state residents living in counties damaged by the killer storm, a new University of North Carolina at Chapel Hill School of Public Health study shows.

Firehose-like jet discovered in action
An X-ray movie of the Vela pulsar, made from a series of observations by NASA's Chandra X-ray Observatory, reveals a spectacularly erratic jet that varies in a way never seen before.

Researchers find a new way to potentially thwart anthrax
In a new study, NYU School of Medicine researchers have found what may be an Achilles' heel of deadly anthrax -- a system that the bacteria use to communicate their presence to others of their kind.

Postmortem guidelines are frequently not followed
Guidelines for completing death certificates and seeking consent for a necropsy are frequently not followed, and many of these activities are being undertaken by junior medical staff, concludes a study in Journal of Clinical Pathology.

American Academy of Neurology initiates health literacy training for neurologists
Recognizing that 50 percent of adult patients with neurological disorders may have difficulty comprehending information that their physician provides to them, the American Academy of Neurology (AAN) plans to offer health literacy training for its members.

Women's sexual behaviors may be closer to men's than previously thought
A new study suggests that men and women might not be as far apart in sexual behaviors as previous research has shown.

School lunch options crowd out fruits and vegetables
Children in middle schools with a la carte dining eat fewer fruits and vegetables and more fat than children in schools that do not offer that option, according to a new study.

Pretreatment increases liver transplant survival in rats
Pretreating transplanted livers with the immune molecule interleukin-6 (IL-6) dramatically increased survival of rats receiving organs with fatty degeneration--a common condition in humans that typically reduces transplant viability.

Study shows long-term stress appears to damage caregivers' immune systems
Taking care of chronically ill loved ones over long periods stresses caregivers, as everyone knows, but a new study provides strong new evidence that such continuing stress boosts the risk of age-related diseases by prematurely aging caregivers' immune systems.

Spanish fertility experts bring hope of avoiding serious complication of assisted reproduction
Research by Spanish fertility experts is bringing new hope to women of avoiding a serious complication of assisted reproduction - ovarian hyperstimulation syndrome - report to European Society of Human Reproduction and Embryology.

Mechanism found that weakens caregivers' immune status
Researchers have found a critical chemical pathway through which the human immune system is weakened by chronic stress.

Northwestern Memorial Hospital studying arthritis drug's potential in fighting cancer
A research study under way at Northwestern Memorial Hospital is trying to find out if the popular anti-inflammatory drug Celebrex might do more than ease arthritis pain.

Full fat milk and butter may help prevent asthma
Young children who regularly eat products containing milk fat are less likely to develop asthma, concludes a study in Thorax.

RIT research to examine success and failure rate of women in IT programs
The proportion of female college students that exit information technology programs appears to be higher than the percentage of women that enter into them.

American Heart Association says AEDs safe to use on children ages 1 to 8
Automated external defibrillators (AEDs) - devices that shock the heart to restore a normal heartbeat after a life-threatening irregular rhythm - are safe for children as young as age 1, according to an American Heart Association scientific statement published today in Circulation: Journal of the American Heart Association.

Getting closer
University of Southern California researchers have simulated a process that enables the body to fight off a wide range of diseases.

The stinky smell of success of Ted the Titan: a tale from Chemical & Engineering News
Ted the Titan, also known as Amorphophallus titanian (or titan arum) and

Method used by enzymes in development of colon cancer described by UCSD researchers
The precise molecular interactions that allow cyclooxygenase-2 (COX-2) enzymes to promote the development of colon cancer have been described for the first time by UCSD medical researchers.

Scientists find potential stem cells in amniotic fluid - a new source?
Research by Austrian geneticists published today in the July issue of Human Reproduction has raised the possibility that stem cells could be isolated from amniotic fluid - the protective 'bath water' that surrounds the unborn baby.

Revealed: Europe's master plan for space technology
ESA and its 16 national delegations have come together with the European Commission and more than a hundred separate industries to develop future road maps for space technology research and development across the continent.

Men, mammals, and machines
Now here was an awesome alliance: in March, when supply and hospital ships were on their way into Iraq's port of Umm Qasr, and the sea channels had to be cleared of the mines the Iraqis had planted, a group of Marine Corps reconnaissance swimmers, Navy SEALS, Explosive Ordnance divers, dolphins, and underwater drones joined forces.

First study of children born after in vitro maturation indicates the technique is safe
Children born after female eggs were matured in the laboratory are healthy, according to the first survey of babies born using this technique - report to the European Society of Human Reproduction and Embryology.

Mouse model of schizophrenia could speed identification of new antipsychotic drugs
Howard Hughes Medical Institute researchers have produced a genetically altered mouse that exhibits behavioral abnormalities that are strikingly similar to those observed in humans with schizophrenia.

Growth factor promotes new blood routes in rat brain, which may prevent stroke
Injections of a stimulant agent into rat brains expanded blood vessels and improved blood flow, a finding that may lead to a new, non-invasive way to prevent stroke, researchers reported in today's rapid access issue of Circulation: Journal of the American Heart Association.

State of emergency declared for Gran Sasso
On June 27th the Council of Ministers has declared the state of socioeconomic and environmental emergency in the territory of L'Aquila and Teramo, the provinces involved in the safety of the Gran Sasso system.

Stanford study homes in on bureaucratic research costs in economic analysis
An economic analysis of IRB activities during a small, multicenter study found that nearly 18 months and 17 percent of the total research budget for the study were spent on IRB activities. 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