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Study shows link between antibiotic use and increased risk of breast cancer
A study published yesterday in the Journal of the American Medical Association (JAMA)* provides evidence that use of antibiotics is associated with an increased risk of breast cancer. The authors — from Group Health Cooperative (GHC) in Seattle; the National Cancer Institute (NCI), a part of the National Institutes of Health in Bethesda, Maryland; the University of Washington, Seattle; and the Fred Hutchinson Cancer Center, also in Seattle — concluded that the more antibiotics the women in the study used, the higher their risk of breast cancer.
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Information for patients: What you need to know about breast cancer
The What You Need To Know series provides a summary of recommendations from the work of the U.S. Preventive Services Task Force (USPSTF), sponsored by the Agency for Healthcare Research and Quality (AHRQ). The USPSTF is an independent panel of experts in the fields of family medicine, obstetrics-gynecology, pediatrics, nursing, prevention, research, and psychology.
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Information for patients: Questions and answers -- Study shows link between antibiotic use and increased risk of breast cancer
Antibiotic use is associated with an increased risk of breast cancer. The authors found that the more antibiotics the women in the study used, the higher their risk of breast cancer.
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Food-borne pathogen traced to lettuce
For the first time, scientists have identified fresh produce as the source of an outbreak of human Yersinia pseudotuberculosis infections, according to an article published in the March 1 issue of The Journal of Infectious Diseases, now available online. The outbreak was identified in Finland and traced epidemiologically to farms producing lettuce. more
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Insulin-producing cells found in a variety of tissues in diabetes
Cells that produce insulin have been unexpectedly found in the fat, liver and bone marrow of diabetic mice, said researchers at Baylor College of Medicine (BCM) in a report that appeared today in the Proceedings of the National Academy of Sciences. more
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No asthma exacerbation help from children's flu vaccination
In a randomized, double-blind, placebo-controlled study in children with asthma, ages 6 to 18, Dutch researchers found that influenza vaccination did not significantly reduce the number, severity, or duration of asthma exacerbations caused by the flu.
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New diagnostic test for asthma
After evaluating a "gold standard" set of tests recommended by international guidelines to confirm a diagnosis of asthma, researchers from New Zealand showed that a simple measurement of exhaled nitric oxide in patients was clearly superior to currently used objective methods to diagnose the disease. more
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