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Saturday, August 8, 2015

Health News How white blood cells limit muscle regeneration ♦ Urban ERs see high rates of hepatitis C infection ♦ Viruses thrive in big families


Viruses thrive in big families, in sickness and in health Every child puts a household at increased risk for viral infections. A new study showed that childless households had infections during 3-4 weeks of the year, while families with six children were infected for 45 weeks. But only half who tested positive reported feeling ill. These results can help families and health care providers know when illness should be cause for concern.
How white blood cells limit muscle regeneration Researchers have identified a protein produced by white blood cells that puts the brakes on muscle repair after injury in mice. The findings point to a target for potential treatments aimed at enhancing muscle regeneration.
Opioid use and sexual violence among drug-using young adults in NYC New research seeks to identify the potential role of drug use in increasing risk of sexual violence among young adult opioid users in New York City, and to identify the specific social and contextual factors surrounding this group's experiences of sexual violence.
Urban ERs see high rates of hepatitis C infection An urban emergency department that set up a hepatitis C testing protocol saw high rates of infection among intravenous drug users and Baby Boomers, with three-quarters of those testing positive unaware they were infected.
High blood sugar of diabetes can cause immune system malfunction, triggering infection Scientists may have uncovered a molecular mechanism that sets into motion dangerous infection in the feet and hands often occurring with uncontrolled diabetes. It appears that high blood sugar unleashes destructive molecules that interfere with the body's natural infection-control defenses

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