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Biologists elucidate how muscle stem cells colonize special niches

Muscles have a pool of stem cells which provides a source for muscle growth and for regeneration of injured muscles. The stem cells must reside in special niches of the muscle for efficient growth and repair.

18 Sep 2012

Cancer surpasses heart disease as leading cause of death among U.S. Hispanics

A new report from American Cancer Society researchers finds that despite declining death rates, cancer has surpassed heart disease as the leading cause of death among Hispanics in the U.S. In 2009, the most recent year for which actual data are available, 29,935 people of Hispanic origin in the U.S. died of cancer, compared to 29,611 deaths from heart disease.

18 Sep 2012

Attractive, catchy names can compel youngsters to eat more vegetables

The age-old parental struggle of convincing youngsters to eat their fruits and vegetables has some new allies: Power Punch Broccoli, X-Ray Vision Carrots - and a host of catchy names for entrees in school cafeterias. Cornell University researchers studied how a simple change, such as using attractive names, would influence elementary-aged children's consumption of vegetables.

18 Sep 2012

Cognitive basis proposed for fatigue after stroke

Research shows that poststroke fatigue in patients with nondisabling stroke is tied to a specific type of cognitive dysfunction.

17 Sep 2012

Factors linked to cruciate injury in ski racers uncovered

Low core strength and female gender are both associated with increased risk for anterior cruciate ligament injury in adolescent competitive ski racers, show study results.

17 Sep 2012

Routine endoscopy reduces gastric bypass complication, morbidity rates

The complication/failure and morbidity rates of laparoscopic Roux-en-Y gastric bypass can be substantially reduced by the routine use of intraoperative endoscopy with the linear anastomosis technique, the results of a US study indicate.

17 Sep 2012

Water mineral content link to alcoholic liver disease

Low magnesium content in water supplies may contribute to the development of alcoholic liver disease, say the authors of a UK study.

17 Sep 2012

Renal denervation given the thumbs up by researchers

Catheter-based renal denervation is a cost-effective strategy for resistant hypertension that may result in lower cardiovascular morbidity and mortality, a modeling prediction suggests.

17 Sep 2012

Mitochondrial variations unlikely cause of osteoarthritis

Researchers have been unable to confirm a link between the development of osteoarthritis and maternally inherited mitochondrial DNA variants.

17 Sep 2012

SPECT/CT detects metastatic nodes in melanoma

The preoperative use of single-photon emission CT plus CT imaging improves the detection of metastatic lymph nodes over standard lymphoscintigraphy, research shows.

17 Sep 2012

Ionizing radiation imaging raises breast cancer risk in BRCA1/2 carriers

Exposure to ionizing radiation at an early age increases the risk for breast cancer among women with BRCA1/2 mutations, reveals research published in the BMJ.

17 Sep 2012

Healthcare costs could total more than household assets for elderly at end of life

For more than 25% of elderly US citizens, healthcare costs incurred during the last 5 years of life will amount to more than their total household assets, show data reported in the Journal of General Internal Medicine.

17 Sep 2012

Pertussis immunity wanes in the 5 years after DTaP vaccination

The risk for pertussis infection in children who receive the combined diphtheria, tetanus, and acellular pertussis vaccine increases by an average of 42% per year after the last dose, a US study shows.

17 Sep 2012

Parents of sickle cell babies undercounseled

Parents of newborns with the sickle cell anemia trait are significantly less likely to receive genetic counseling than those of babies who are cystic fibrosis carriers, say researchers.

17 Sep 2012

Novel classification system could improve management of facial trauma

A novel scoring system based on the “best” elements of four existing systems can successfully differentiate injuries of patients with complex facial fractures, improving discrimination between severe injuries, report UK researchers.

17 Sep 2012

Antimuscarinics only moderately effective for overactive bladder

A comprehensive review of oral antimuscarinics for the treatment of overactive bladder concludes that the efficacy of treatment is, at best, moderate.

17 Sep 2012

Prevalence MRSA laryngitis may be underestimated

Methicillin-resistant Staphylococcus aureus laryngitis may be more common than previously suspected, a new case series suggests.

17 Sep 2012

Refinements in gene therapy prove beneficial for ‘bubble babies’

Results from a long-term study published in Blood show that adding a low dose of chemotherapy prior to gene therapy can help improve outcomes in children with adenosine deaminase-deficient severe combined immunodeficiency.

17 Sep 2012

Additional campus-based health promotion strategies needed for students

A new study published today in the journal Applied Physiology, Nutrition, and Metabolism looks beyond the much-feared weight gain common to first-year students and reports on the full 4-year impact of higher education on weight, BMI, and body composition.

17 Sep 2012

Migraine headaches in children linked to behavioral difficulties

Kids who get migraine headaches are much more likely than other children to also have behavioral difficulties, including social and attention issues, and anxiety and depression. The more frequent the headaches, the greater the effect, according to research out now in the journal Cephalagia, published by SAGE.

17 Sep 2012