NIH Research Matters for October 3, 2011 - Gene affects response to asthma drugs, nasal spray shows promise for Alzheimer s disease, and saw palmetto doesn't affect urinary symptoms

NIH Research Matters for October 3, 2011 - Gene affects response to asthma drugs, nasal spray shows promise for Alzheimer s disease, and saw palmetto doesn't affect urinary symptoms

   October 03, 2011       SNap(R)

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Gene Variant Affects Response to Asthma Drugs   A genetic variant may explain why some people with asthma don't respond well to inhaled corticosteroids, the most widely prescribed medicine for long-term asthma control. The finding might eventually lead to more effective, personalized asthma treatments. Insulin Nasal Spray Shows Promise for Alzheimer's Disease   A small clinical trial has found that daily doses of an insulin nasal spray can slow memory loss and preserve thinking skills in people with mild to moderate Alzheimer's disease. No Effect of Saw Palmetto on Urinary Symptoms   Saw palmetto, a widely used herbal dietary supplement, was no better than placebo in reducing urinary problems caused by prostate enlargement, according to a new study.     Editor's Picks from past issues: Designing New Diabetes Drugs Gene Linked to Optimism and Self-Esteem Five Lifestyle Factors Lower Diabetes Risk Insights Into Tumor-Associated Epilepsy New Uses for Existing Medicines