http://medicalxpress.com/ en-us Medical Xpress internet news portal provides the latest news on Health and Medicine. Researchers have launched an early-stage human clinical trial of two related candidate vaccines to prevent infection with Shigella, bacteria that are a significant cause of diarrheal illness, particularly among children. The Phase I clinical trial, funded by the National Institute of Allergy and Infectious Diseases (NIAID), part of the National Institutes of Health, will evaluate the vaccines for safety and their ability to induce immune responses among 90 healthy adults ages 18 to 45 years. The trial is being conducted at the Cincinnati Children's Hospital Medical Center, one of the eight NIAID-funded Vaccine and Treatment Evaluation Units in the United States. http://medicalxpress.com/news/2013-02-trial-shigella-vaccine-candidates.html Medications Wed, 20 Feb 2013 13:20:41 EST news280588830 A Kansas State University-led study has uncovered new information that helps scientists better understand the complex workings of cells in the innate immune system. The findings may also lead to new avenues in disease control and prevention. http://medicalxpress.com/news/2013-01-immunology-cell-function-response.html Immunology Wed, 16 Jan 2013 13:37:14 EST news277565825 (Medical Xpress)—New cases of C. difficile-associated diarrhea among hospitalized patients taking antibiotics can be reduced by two-thirds with the use of probiotics, according to new research published Monday in the Annals of Internal Medicine. http://medicalxpress.com/news/2012-11-probiotics-potential-minimize-difficile.html Diseases, Conditions, Syndromes Tue, 13 Nov 2012 06:05:25 EST news272009113 (Medical Xpress) -- Each year a tiny, rod-shaped species of bacteria with a fondness for proliferating on human food causes numerous cases of food poisoning around the world, sometimes leading to severe illness and even death. http://medicalxpress.com/news/2012-07-copper-bacteria.html Medical research Wed, 25 Jul 2012 08:40:01 EST news262422607