Brightsurf Science News & Current Events

January 11, 2007
The secret women keep from themselves
Do women have a secret so painful that they even keep it from themselves?

Scientists crack the genome of the parasite causing trichomoniasis
Scientists have finally deciphered the genome of the parasite causing trichomoniasis, a feat that is already providing new approaches to improve the diagnosis and treatment of this sexually transmitted disease.

UK government is failing sex workers
The UK government is failing sex workers by continuing to promote discriminatory laws and practices, argue experts in this week's BMJ.

Should Muslims have faith-based health services?
At a time when many government and public bodies are recognizing the importance of engaging with faith communities, in this week's BMJ two experts consider the case for faith-based health services for Muslims.

Role for proteomics in identifying hematologic malignancies
Scientists have identified a set of biomarkers that could help clinicians identify a group of hematologic malignancies known as myelodysplastic syndromes (MDS), which affect approximately 300,000 individuals worldwide and often progress to acute myeloid leukemia.

Canadian study shows bilingualism has protective effect in delaying onset of dementia by four years
Canadian scientists have found astonishing evidence that the lifelong use of two languages can help delay the onset of dementia symptoms by four years compared to people who are monolingual.

Swishing once a day with mouthrinse poses no harm to dental work
People have been paying more attention to the effects certain liquids like coffee, citrus-containing drinks and even toothbrushes have on teeth.

New study focuses on radiation-associated cancer risks
To address concerns about the increased risk of radiation-induced cancer with the increasing number of cancer patients surviving long term, Herman Suit and his colleagues have examined data on radiation-induced neoplastic transformation of mammalian cells in vitro and on the risk of an increase in cancer incidence after radiation exposure in animals and in various human populations.

Cyclic vomiting syndrome: Recurring and unexplained episodes destroy teeth
Health risks are everywhere and as many as people know about, there are still many of which people are unaware.

Leading cause of US food-borne illness makes its own pathway through cells
Yale researchers now have some answers about how the bacterium that is the leading cause of food-borne illness in the United States enters cells of the gut and avoids detection and destruction, according to a presentation at the annual meeting of the American Society for Cell Biology in San Diego in December.

Novel regulation of the common tumor suppressor PTEN
PTEN is one of the most commonly mutated tumor suppressor genes.

Report recommends withdrawal of OMB Risk Assessment Bulletin
A draft bulletin issued by the White House Office of Management and Budget prescribing technical standards for federal risk assessments is

Spread of modern humans occurred later than previously thought, profs say
The spread of modern humans out of Africa occurred 40,000 to 50,000 years later than previously thought, according to researchers including one Texas A&M University anthropologist.

AAAS/EurekAlert! refocus on China with 2007 Fellowships for Science Reporters in Developing Regions
EurekAlert!, the premier global science-news source, in cooperation with the American Association for the Advancement of Science, after three years is returning its focus on China, identifying six journalists from the region to attend and cover the AAAS Annual Meeting in February.

Regulatory T cells require WASp if they are to prevent self-destruction
In humans, mutation of the gene encoding a protein known as WASp leads to susceptibility to infections and systemic autoimmunity.

Scientists find potential 'off-switch' for HIV virus
While there is no cure for lingering viral infections such as HIV and herpes, a recent study at Princeton University suggests it may be possible to deactivate such viruses indefinitely with the flick of a genetic switch.

Survey reveals need for standardized oral chemotherapy prescribing practices, safeguards
Despite the widespread use of prescribing safeguards for infusion chemotherapy, few of those measures have been implemented with oral chemotherapy, according to a study led by researchers at Dana-Farber Cancer Institute.

JDRF applauds important passage of the Stem Cell Research Enhancement Act of 2007
The Juvenile Diabetes Research Foundation, the world's largest charitable funder of type 1 diabetes research, applauded today's important vote to expand federal funding for human embryonic stem cell research with the passage of H.R.

Pinning it on the poison
The murderous antics of one of the 19th century's most infamous killers are the subject of a new book titled

Clear guidelines on oral chemotherapy needed
Current practices around the use of oral chemotherapy in US cancer centers need to be improved, say doctors in an online study.

SCAI issues clinical alert on drug-eluting stents and late thrombosis
The Society for Cardiovascular Angiography and Interventions (SCAI) today released a clinical alert advising physicians on practical steps for reducing the risk of a rare but serious complication associated with drug-eluting stents.

Europe forges long-term strategy for Space Exploration
Representatives from the UK and other European political, industrial and scientific sectors, together with members of the general public are helping to shape the future direction of space exploration.

Leading European experts in magnetic resonance for animals
The UAB SeRMN is enlarging its facilities to make room for two cutting-edge machines for nuclear magnetic resonance.

Earliest evidence of modern humans in Europe discovered by international team
Modern humans who first arose in Africa had moved into Europe as far back as about 45,000 years ago, according to a new study by an international research team led by the Russian Academy of Sciences and the University of Colorado at Boulder.

New group of algae discovered: Picobiliphytes
An international group of researchers has succeeded in identifying a previously unknown group of algae.

Telomere length may predict risk of coronary heart disease in middle-aged men
Men with short telomeres -- repetitive strips of DNA that cap the ends of chromosomes -- may have a higher risk of developing coronary heart disease than those with long telomeres, according to an article in this week's issue of the Lancet.

Syphilis spreading rapidly in China
A range of unique biological and social forces are driving a substantial syphilis epidemic in China, according to the results of a national surveillance program published in this week's issue of the Lancet.

Scientists discover new life forms in the Arctic Ocean
An international team of scientists, including Université Laval biologist Connie Lovejoy, has discovered new life forms in the Arctic Ocean.

Gene that makes people 'early to bed and early to rise' demystified
The recent discovery that a mutant

TIGR researchers reveal tricks of common sexually transmitted infection
It's the world's most common non-viral sexually transmitted infection. There are an estimated eight million cases of trich -- pronounced

Pacifier use assists in reducing the incidence of SIDS
Pacifier use often attracts negative attention for potentially harming children's oral health.

JRRD releases single-topic issue focused on vision rehabilitation
According to the National Eye Institute, Americans are facing increasing rates of visual impairment from age-related diseases.

UC San Diego environmental education initiative promotes engineering to girls
University of California, San Diego engineering faculty and students are launching an environmental education initiative they hope will keep middle school girls excited about science, and eventually, careers in engineering.

Study demonstrates long-term durability of Plicator procedure
Patients treated for gastro esophageal reflux disease (GERD) using the endoscopic Plicator procedure show long-term benefits in reducing reflux disease symptoms with no need for long-term prescription antacids, according to a study led by doctors at Beth Israel Deaconess Medical Center.

48th annual Drosophila Research Conference, Philadelphia Marriott, March 7-11, 2007
Members of the press are invited to attend the 48th annual Drosophila Research Converence to be held at the Philadelphia Marriott Hotel from March 7-11, 2007.

Resurgence and spread of syphilis in China is a rapidly increasing epidemic
The resurgence and spread in China of syphilis, an infection eliminated there from 1960 to 1980, represents a rapidly increasing epidemic calling for urgent intervention, according to authors of a new report documenting rising infection rates.

Stock options may cost shareholders much less than previously thought
Controversial stock options for company executives may be much less costly to shareholders than current mathematical models suggest, according to research presented January 5 by Tim Leung of Princeton's Department of Operations Research and Financial Engineering.

Researchers urge monitoring of bone health during chemotherapy
In laboratory tests on mice, researchers found that a medication often used to reduce toxic side effects of chemotherapy induced bone loss and helped tumors grow in bone.

How to leak a secret and not get caught
It may get a lot safer to leak sensitive documents about unethical behavior by governments or organizations if a new online service goes ahead.

JCI table of contents -- January 11, 2006
This release contains summaries, links to PDFs and contact information for the following newsworthy papers to be published online, January 11, 2006, in the JCI, including: Regulatory T cells require WASp if they are to prevent self-destruction; and Tumor cells replace the need for growth factors by using other stimulators.

Rotavirus vaccine papers win the Lancet's Paper of the Year 2006
Trials of two vaccines for rotavirus, a common cause of childhood diarrhea, are the joint winners of the Lancet's Paper of the Year 2006.

World's largest flower evolved from family of much tinier blooms
The plant with the world's largest flower -- typically a full meter across, with a bud the size of a basketball -- evolved from a family of plants whose blossoms are nearly all tiny, botanists write this week in the journal Science.

Poor ward care is harming patients
Poor ward care is harming patients, warns a senior doctor in this week's BMJ.

Archaeologists find earliest evidence of modern humans in Eastern Europe
Vance Holliday, in the University of Arizona anthropology and geosciences departments, analyzed the stratigraphy of sites in Russia that date back some 45,000 years ago.

Authors of Iraq civilian deaths paper address criticisms of their study in this week's Lancet
Gilbert Burnham and his Iraqi and US colleagues respond to criticisms of their study that estimated 654,965 Iraqi deaths between March 2003, and July 2006 in the Correspondence section of this week's Lancet.

Offenders unlikely to seek help when experiencing mental distress
Offenders' lack of trust in medical professionals means many may not seek help when they are experiencing mental distress, says a new BMJ study.

A new target for the treatment of breast cancer
The active ingredient in a drug currently being tested to treat rheumatoid arthritis might also one day serve as an effective means of treating one of the deadliest forms of breast cancer.

Scientists sequence genome of parasite responsible for common sexually transmitted infection
Researchers have decoded the genetic makeup of the parasite that causes trichomoniasis, one of the most common sexually transmitted infections (STIs), revealing potential clues as to why the parasite has become increasingly drug resistant and suggesting possible pathways for new treatments, diagnostics and a potential vaccine strategy.

American Journal of Lifestyle Medicine from SAGE explores how lifestyle affects heart disease
Cardiovascular disease is the most common cause of death in the United States.

States with higher levels of gun ownership have higher homicide rates
In the first nationally representative study to examine the relationship between survey measures of household firearm owenrship and state level rates of homicide, the Harvard Injury Control Research Center found that homicide rates are higher in states where more households have guns.

High-power MRI helps Mayo Clinic surgical team predict outcomes in unusual tumor cases
A Mayo Clinic surgical team has found that using a 3-Tesla MRI in surgical decision making provides a new level of capability to predict surgical outcomes that improves patient care by minimizing the potential for unsuccessful tumor-removal surgeries.

Bullying can be reduced but many common approaches ineffective
According to an Indiana University School of Medicine study, bullying can be curbed, but many common methods of dealing with the problem, such as classroom discussions, role playing or detention, are ineffective.

Stealth technology maintains fitness after sex
Pathogens can become superbugs without their even knowing it, research published today in Science shows.

Soho prepares for comet McNaught
Recently, sky watchers in the Northern Hemisphere have been enjoying the sight of Comet McNaught in the twilight sky.

Travelers need to know more about diarrhea
A survey of 104 vacationers boarding flights for Mexico revealed that their general level of knowledge about the prevention of this condition was generally adequate; however, there were still some things they needed to know more about how to avoid a nasty case of travellers' diarrhea, but they don't know everything they should, according to a University of Alberta study.

Large size crucial for Amazon forest reserves
An international research team has discovered that the size of Amazon forest reserves is yet more important than previously thought.

New molecular pathway could reveal how cells stick together
Researchers at Rensselaer Polytechnic Institute have found a new pathway by which cells change their adhesive properties.

FSU study: Can prunes reverse bone loss after menopause?
Could a handful of nutrient-rich dried plums each day help keep the doctor away by actually reversing bone loss in postmenopausal women with osteoporosis or osteoarthritis?

Soil nutrients shape tropical forests, large-scale study indicates
Tropical forests are among the most diverse plant communities on earth, and scientists have labored for decades to identify the ecological and evolutionary processes that created and maintain them.

Hospital death rate study reveals wide variations
A survey of hospital death rates for almost 47,000 people with heart attacks, stroke, pneumonia and blood poisoning has revealed that 30-day death rates varied from 10 percent to 28 percent across 75 hospitals.

Less experienced surgeons performing new techniques in coronary surgery on black patients
Cardiac surgeons in New York State who are less experienced with the recently introduced off-pump techniques in coronary bypass surgery are more likely to perform such operations on black patients, according to new research.
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