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Science News Archive October 2005 - Page 13


Page 13 of 16

Having inaccurate self-insights has serious consequences

A Cornell University expert warns that people's capacity to evaluate themselves is usually modest, leading to overinflated views of expertise and character. This can have far-reaching implications in various aspects of life. The expert suggests that people should be more cautious about what they know and do not know about themselves.

SourceCornell University·JournalPsychological Science in the Public Interest·DateOct 7, 2005

I think, therefore I fall

A woman's fear of falling led to a psychological disorder affecting her ability to walk, but treatment helped improve her bearing and mobility. After discovering the condition was not physically related, she began walking again after six months of physical therapy and reduced medication.

SourceUniversity of Rochester Medical Center·JournalCognitive and Behavioral Neurology·DateOct 7, 2005

AGU journal highlights - 6 October 2005

Researchers found sea surface height to be a reliable indicator of long-term climate cycles like El Niño. A hydrophone-based system could potentially detect tsunamis by analyzing pressure fluctuations. However, the lack of comprehensive glacier inventories limits understanding of sea level rise connections.

SourceAmerican Geophysical Union·JournalGeophysical Research Letters·DateOct 6, 2005

Medical biotechnology

This book explores the progress of medical and pharmaceutical biotechnology, highlighting its potential to fight major global health concerns like Ebola fever and the human immunodeficiency virus. It also examines regulatory issues, public perceptions, and the social acceptance of this rapidly growing technology.

EU benchmark study on mental disease in Elsevier ECNP journal

A comprehensive study of mental disease in Europe found that 27% of the EU population experiences at least one mental disorder. The report highlights critical gaps in knowledge and under-treatment of mental disorders, emphasizing the need for coordinated research and better funding.

SourceElsevier·JournalEuropean Neuropsychopharmacology·DateOct 6, 2005

A novel mechanism of action for anti-tumor agent, CA4P

Researchers discover that CA4P selectively targets endothelial cells, inducing regression of unstable blood vessels by disrupting VE-cadherin signaling. This breakthrough could lead to new avenues for targeting tumor neo-vessels and increasing the therapeutic window of anti-angiogenic agents.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateOct 6, 2005

Inappropriate prescribing of antibiotics by NPs and MDs continues

Nurse practitioners (NPs) were found to prescribe antibiotics more appropriately and in line with clinical guidelines than physicians (MDs) for patients with Medicaid insurance. Increased adherence to accepted clinical guidelines and involvement in quality assurance programs are needed to reduce excessive antibiotic use.

SourceBlackwell Publishing Ltd.·JournalJournal of the American Academy of Nurse Practitioners·DateOct 6, 2005

Rhythm gene discovered

Scientists found a gene named vav-1 that controls the timing of basic activities in nematode worms, including swallowing food, laying eggs, and defecating. The gene is related to human genes linked to cancer, suggesting it may be used to develop new treatments.

SourceUniversity of Utah·JournalCell·DateOct 6, 2005

JCI table of contents November, 2005

Researchers found that CA4P selectively targets endothelial cells, inducing regression of unstable vessels by disrupting VE-cadherin signaling. This discovery may lead to new avenues for targeting tumor neo-vessels and increasing the therapeutic window of anti-angiogenic agents.

SourceJCI Journals·JournalJournal of Clinical Investigation·DateOct 6, 2005

The brain needs the middle ear to track depth

Researchers demonstrated how monkeys update depth motion with the help of their middle ears. The study strongly implicated the vestibular system in this process, showing that intact motion cues are critical for reconstructing three-dimensional visual space during motion in depth.

SourceCell Press·JournalNeuron·DateOct 5, 2005

PET's imaging power may be best indicator for determining which patients develop Alzheimer's

A study published in Journal of Nuclear Medicine found that PET imaging with FDG has significantly higher accuracy than genetic screening for predicting Alzheimer's disease in mild cognitive impairment (MCI) patients. Most MCI patients who showed abnormalities in their original PET scan developed dementia within 16 months.

SourceSociety of Nuclear Medicine and Molecular Imaging·JournalJournal of Nuclear Medicine·DateOct 5, 2005

Hair-raising stem cells identified

Researchers at EPFL discover that stem cells within hair follicles can develop into various cell types needed for hair growth and follicle replacement. This breakthrough has significant implications for regenerative medicine and could potentially be used to regenerate hair on patients with severe burns.

SourceEcole Polytechnique Fédérale de Lausanne·JournalProceedings of the National Academy of Sciences·DateOct 5, 2005

Neural stem cells are long-lived

Researchers have discovered that neural stem cells in adult mice can respond to Shh signaling and give rise to other neural cell types, including glial cells. The study also found that quiescent stem cells can self-renew after a year, with implications for tissue repair and cancer progression.