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Links between sleep disorder, behavior issues in kids

A new study by researchers at Hasbro Children's Hospital offers a closer look at the association between childhood sleep-disordered breathing (SDB), including snoring and sleep apnea, and behavioral problems like hyperactivity and anxiety.

10 Apr 2008

Discovery of gene involved in blood stem cell replication, movement

Researchers at the Joslin Diabetes Center have identified a gene that is responsible for the division and movement of marrow-derived, blood-forming stem cells, a finding that could have major implications for the future of bone marrow and blood cell transplantation.

10 Apr 2008

Doxycycline effective against filariasis in Southeast Asia

Doxycycline alone is more effective against the most common form of filariasis in Southeast Asia than the standard treatment, with significantly fewer side effects, according to a new study published in the May 1 issue of Clinical Infectious Diseases and currently available online.

10 Apr 2008

Sexual dysfunction in postmenopausal women not linked to heart disease

Although sexual dysfunction in some men is predictive of cardiovascular disease, this association has never been examined in women.

10 Apr 2008

New understanding of cancer stem cells

By revealing the inner workings of a common cell-to-cell signaling system, University of Michigan biologists have uncovered new clues about mysterious and contentious creatures called cancer stem cells.

10 Apr 2008

Researchers close in on origins of main ingredient of Alzheimer's plaques

The ability of brain cells to take in substances from their surface is essential to the production of a key ingredient in Alzheimer's brain plaques, neuroscientists at Washington University School of Medicine in St. Louis have learned.

10 Apr 2008

Repeated methamphetamine use causes long-term adaptations in brains of mice

Repeatedly stimulating the mouse brain with methamphetamine depresses important areas of the brain, and those changes can only be undone by re-introducing the drug, according to research at the University of Washington and other institutions.

10 Apr 2008

Prioritise patients, not privatisation

UNISON is calling on NHS trusts across England to refocus on patients, after the government's health watchdog revealed the findings of its latest staff survey.

10 Apr 2008

Prevention of osteoporosis might lie in vitamin D levels

Sixty-year-old Darlene Yates has had two hip replacements, a knee replacement and this past year shattered her left femur while she was walking in her neighborhood.

10 Apr 2008

Power of molecular imaging reveals secrets of the heart

The extraordinary action of a new cellular therapy came to light as a result of powerful PET and SPECT imaging in a recent study reported in the April issue of the Journal of Nuclear Medicine.

10 Apr 2008

Potential drug target identified for diabetes by studying novel gut-brain-liver circuit

Scientists at the Toronto General Hospital Research Institute have discovered a novel signaling pathway between three organs - the gut, the brain, and the liver - which lowers blood sugar when activated.

10 Apr 2008

Discovery of process behind heart muscle contraction

Researchers from the University of Pittsburgh and the University of Chicago were able to control heart muscle function in a new way after discovering the previously unknown role of two enzymes in heart muscle contraction, as detailed in the April 11 cover story of the Journal of Biological Chemistry.

10 Apr 2008

Personality disorders cause emotional reactions in staff

A study published in the open access journal BMC Psychiatry suggests that the way in which professional care workers respond emotionally to substance abuse patients with personality disorders depends on the type of disorder.

10 Apr 2008

Omega-3 intake during the last months of pregnancy boosts an infant's development

A study supervised by Universite Laval researchers Gina Muckle and Eric Dewailly reveals that omega-3 intake during the last months of pregnancy boosts an infant's sensory, cognitive, and motor development.

10 Apr 2008

Obesity costs U.S. companies $45 billion annually in medical expenditures and work loss

The rate of obesity in the United States has doubled in the last 30 years, and those extra pounds weigh on companies' bottom lines, according to a new report from The Conference Board.

10 Apr 2008

New devices and research for mechanical circulatory support in pediatrics

New devices and research for mechanical circulatory support in pediatrics from the National Institutes of Health (NIH) National Heart, Lung, and Blood Institute (NHLBI) Pediatric Circulatory Support Program will be discussed at the International Society for Heart and Lung Transplantation (ISHLT) 28th Annual Meeting and Scientific Sessions.

10 Apr 2008

Molecule delivery method improves stem cell differentiation

Embryonic stem cell therapies have been proposed for regenerative medicine and tissue replacement after injury or disease.

10 Apr 2008

Module map links embryonic stem cells and cancer stem cells

A new study suggests that a genetic fingerprint associated with normal embryonic stem cells may be important for the development and function of cancer stem cells.

10 Apr 2008

Method to deliver molecules within embryonic stem cells improves differentiation

Embryonic stem cell therapies have been proposed for regenerative medicine and tissue replacement after injury or disease.

10 Apr 2008

Methamphetamine use in pregnancy changes learning ability of the offspring

Studies have suggested that infants exposed to methamphetamines while in the womb can suffer irreversible brain damage, although the exact effects of these drugs during pregnancy have been hard to pinpoint due to many other negative behaviors that often occur in meth users.

10 Apr 2008