Brightsurf Science News & Current Events

September 27, 1999
Humus/Mineral interaction
A group of Penn State-led researchers has shown that, for some fossil fuel-based pollutants, increasing the humus content of the soil increases, rather than decreases, the likelihood that the contaminant will move to ground water.

Good seed, bad seed: Evolution divides the plant world
Rose may be a rose in some books, but in actuality flowers are deeply divided - that is, between eudicots and monocots, the two major classifications of flowering plants.

ICAAC highlight: MAC prophylaxis can be safely discontinued in HIV-infected patients who respond to HAART
Prophylactic treatment for the opportunistic infection known as MAC (Mycobacterium avium complex) can be safely discontinued in most HIV-infected patients whose CD4+ T-cell levels show sustained increases in response to potent antiretroviral therapy, according to interim results of a study supported by the National Institute of Allergy and Infectious Diseases (NIAID).

Gamma/Delta T cells essential to regulating airway hyperresponsiveness in asthma, other lung diseases, according to National Jewish researchers
Airway hyperresponsiveness, a feature commonly found in diseases such as asthma, chronic obstructive pulmonary disease and environmental lung diseases, may be linked to a lack of gamma/delta T cells in the lungs.

Patients taking high blood pressure medication benefit from frequent dental care
Many patients putting off a trip to the dentist can add

Student's scrutiny of quarks named among nation's best research by an undergraduate
A University of Rochester student has been named the best undergraduate researcher from a Ph.D.-granting university by the American Physical Society.

New technique identifies M. tuberculosis genes
Using a new technique, biologists at Washington University in St.

University Of Wisconsin to launch center to study how emotions affect health
University of Wisconsin-Madison scientists will study how the emotions affect health at a new center funded by the National Institutes of Health.

Advance may put gene chip technology on scientists' desktops
The sexiest, most insightful technology in modern genetics, the gene chip, a technology that permits scientists to analyze thousands of genes at once, may soon come within easy reach of most biologists.

Cinderella's shoe holds 500 sequencing machines
Imagine sequencing DNA with a machine you can hold in your hand - a miniaturized device that works far more quickly than current machines and uses fewer resources, too.

Signs of the ancient mariner: Scientists locate elements implicated in human genetic disorders
In a study published in the September issue of Genome Research, scientists use fluorescent imaging to locate genetic elements called mariner transposons on the human genome.

U-M School of Public Health to direct national asthma program
University of Michigan School of Public Health has been named the national program office of a $12.5 million Robert Wood Johnson Foundation community-based asthma project.

First three minutes of discussion about on-going area of marital conflict are predictive of divorce among newlywed couples
It is possible to predict which newlywed couples will divorce from the way partners interact in just the first three minutes of a discussion about an area of marital conflict, according to University of Washington researchers

Novel photonic material developed at UB reveals how human breast-cancer cell takes up anticancer agent
Scientists at the University at Buffalo and Tulane University have, for the first time, optically tracked in real-time the pathway of one of the most widely used cancer drugs linked to a peptide hormone carrier as it is being taken up by a human breast-cancer cell.

UI study indicates physicians' questions are often not pursued
Family doctors have questions about patient conditions and procedures the doctors should take, but most of the time the answers are not pursued, according to a University of Iowa Health Care study.

Failures following HIV post-exposure prevention provide valuable lessons for warding off future infections
Clinicians and prevention programs must address misconceptions and provide ongoing counseling on transmission risks in order to prevent HIV, according to researchers at the University of California, San Francisco.

Even in an era of HAART Drugs, HIV patients are vulnerable to opportunistic infections
Despite the effectiveness of antiretroviral drugs, HIV patients are still very vulnerable to opportunistic infections, according to new research by AIDS specialists at the University of California, San Francisco.

Time at the millennium: 98th meeting of the American Anthropological Association
Whether it's war in the next 1000 years or the quest for queens in the ancient world, anthropologists have a unique outlook on how humans pass the time.

Single motherhood doesn't hurt schoolwork
Single parenthood is not necessarily a risk factor for how well prepared six- and seven-year-olds are for school or how well they do in school, according to a large, multi-ethnic Cornell University study.

Elderly heart attack patients fare well with managed care
The timeliness and quality of care for elderly patients with acute myocardial infarction who are covered by non-profit health maintenance organizations is equal to, or better than, the care provided under fee-for-service insurance, according to a study in the September 27, 1999 edition of the Archives of Internal Medicine.

University of Maryland announces $24 million research initiative to find new treatments for schizophrenia
The University of Maryland School of Medicine will receive $24 million over six years from the Swiss pharmaceutical firm Novartis Pharma AG to discover new treatments for schizophrenia.

Antibody solution may prevent adhesions after surgery
New research at the University of North Carolina at Chapel Hill suggests that adhesions following gynecologic and abdominal surgery can be prevented by applying a special antibody solution at the end of the operation.

NIAMS funds the North American Spondylitis Consortium
The National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS) has awarded $4.5 million to establish the North American Spondylitis Consortium (NASC) to search for genes that determine susceptibility to ankylosing spondylitis (AS), a rare but painful inflammatory disease of the spine, primarily affecting men.

Researchers find high levels of mercury in native ore deposits
Researchers at Michigan Tech have found that most metal contaminants in Lake Superior sediments come from native ore deposits, not from the atmosphere as scientists had previously supposed.

Virginia Tech microbe-minerals group launches new field of study
Microbial interactions with mineral surfaces influence the bioavailability of both nutrients and contaminants.

Impacts of Pfiesteria: Outbreaks could substantially reduce tourism revenues, UD Sea Grant researcher says
When toxic Pfiesteria piscicida microorganisms invade recreational waterways, summer tourism and seafood sales can suffer, a researcher with the University of Delaware Sea Grant College Program reported today in a briefing at the National Press Club, Washington, D.C.

Recent research suggests new strategy for treating depression
A new class of antidepressant drugs may be on the horizon as scientists develop a better understanding of the hormonal link between stress and depression.

Yale scientists find evidence healthy animals detect and avoid sick animals
A new study by Yale scientists has found that animals can recognize and stay away from other animals that may infect them with a disease.
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