السبت، 1 فبراير 2014

ScienceDaily: Health & Medicine News

ScienceDaily: Health & Medicine News


Forensic experts compile guide on how to ID child abuse, starvation

Posted: 31 Jan 2014 07:12 AM PST

Forensic science experts have just published a comprehensive overview of forensic research that can be used to identify child abuse and starvation.

Impaired cell division leads to neuronal disorder

Posted: 31 Jan 2014 07:11 AM PST

Researchers have discovered an amino acid signal essential for error-free cell division. This signal regulates the number of centrosomes in the cell, and its absence results in the development of pathologically altered cells. Remarkably, such altered cells are found in people with a neurodevelopmental disorder, called autosomal recessive primary microcephaly.

Early studies show microspheres may prevent bone infections after joint replacement

Posted: 31 Jan 2014 06:35 AM PST

While total joint surgeries have a low risk of infection -- between 1 and 3 percent -- in those rare instances when bone infection sets in, it can be a devastating setback for patients. Researchers have evaluated an application that may prevent implant-associated bone infections all together.

Success in targeted therapy for common form of lung cancer, study shows

Posted: 31 Jan 2014 06:35 AM PST

Researchers have found that a combination of two already-in-use drugs may have an effect on stopping the growth of the most common genetic subtype of lung cancer setting the stage for clinical trials.

Gastric bypass improves insulin secretion in pigs

Posted: 31 Jan 2014 05:34 AM PST

The majority of gastric bypass patients mysteriously recover from their type 2 diabetes within days, before any weight loss has taken place. A study has now shown that the insulin-producing beta cells increase in number and performance after the surgery.

Diagnosis just a breath away with new laser that advances breath analysis for disease diagnosis

Posted: 31 Jan 2014 05:32 AM PST

Physics researchers have developed a new type of laser that will enable exciting new advances in areas as diverse as breath analysis for disease diagnosis and remote sensing of critical greenhouse gases.

Imaging technique shows brain anatomy change in women with MS, depression

Posted: 30 Jan 2014 06:07 PM PST

A multicenter research team used a new, automated technique to identify shrinkage of a mood-regulating brain structure in a large sample of women with MS who also have a certain type of depression.

Revealing how the brain recognizes speech sounds

Posted: 30 Jan 2014 11:13 AM PST

Researchers are reporting a detailed account of how speech sounds are identified by the human brain. The finding, they said, may add to our understanding of language disorders, including dyslexia.

New data contradict current recommendations for management of breast biopsy abnormalities

Posted: 30 Jan 2014 01:06 AM PST

Contrary to existing understanding, long-term follow-up of patients with two types of breast tissue abnormalities suggests that both types of abnormalities have the same potential to progress to breast cancer, according to a study published. Findings from this study could improve clinical management of patients with breast tissue abnormalities.

New prognostic tool accurately predicts mortality risk in pediatric septic shock

Posted: 29 Jan 2014 03:48 PM PST

Researchers have developed a tool that allows caregivers to quickly and accurately predict the risk of death in children with septic shock -- one of the leading causes of death among hospitalized children. Researchers say the study validates a tool that would let doctors decide much faster which severely sick children need to receive aggressive life-saving therapy.

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