Australian scientists have discovered a new population of 'memory' immune cells, throwing light on what the body does when it sees a microbe for the second time. This insight, and others like it, will enable the development ...
Mar 31, 2015
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Vaccines designed to protect against HIV can backfire and lead to increased rates of infection. This unfortunate effect has been seen in more than one vaccine clinical trial.
Jan 2, 2015
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(Medical Xpress)—A team of researches with members from institutions in Switzerland and the Netherlands has found that multiple kinds of human helper T cells can leap into action against a single pathogen. In their paper ...
Most cancer vaccines have not lived up to their promise in clinical trials. The reason, many researchers suspect, is that the immune cells that would help the body destroy the tumor – even those reactions boosted by cancer ...
Apr 28, 2014
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(Medical Xpress)—Drugs for autoimmune diseases like lupus that block only one of the two principal signaling pathways can activate an overabundance of one potentially disease-causing type of immune cell population over ...
Mar 17, 2014
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Substances called adjuvants that enhance the body's immune response are critical to getting the most out of vaccines. These boosters stimulate the regular production of antibodies—caused by foreign substances in the body—toxins, ...
Jan 30, 2014
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UT Southwestern Medical Center researchers report that disrupting the light-dark cycle of mice increased their susceptibility to inflammatory disease, indicating that the production of a key immune cell is controlled by the ...
Nov 7, 2013
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(Medical Xpress)—Researchers at the Virginia Bioinformatics Institute have developed a new large animal model to study how the immune system interacts with the stomach bacterium Helicobacter pylori, the leading cause of ...
Sep 24, 2013
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For the human immune system to work effectively, the body must be able to distinguish invading pathogens, such as fungi and bacteria, from its own healthy tissue. A group of white blood cells known as dendritic cells (DCs) ...
Aug 28, 2013
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Like volunteers handing out cups of energy drinks to marathon runners, specially engineered "helper cells" transplanted along with stem cells can dole out growth factors to increase the stem cells' endurance, at least briefly, ...
Aug 27, 2013
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