It's established dogma that the immune system develops a "memory" of a microbial pathogen, with a correspondingly enhanced readiness to combat that microbe, only upon exposure to it—or to its components though a vaccine. ...
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(Medical Xpress)—We couldn't live without our immune systems, always tuned to detect and eradicate invading pathogens and particles. But sometimes the immune response goes overboard, triggering autoimmune ...
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(Medical Xpress) -- After defeating an infection, the immune system creates a memory of the vanquished attacker to make it easier to identify and eliminate in the future. Researchers at Washington University ...
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(Medical Xpress)—Labs around the world, and a core group at Penn, have been studying recently described populations of immune cells called innate lymphoid cells (ILCs). Some researchers liken them to foot soldiers that ...
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The tiny thymus teaches the immune system to ignore the teeming, foreign bacteria in the gut that helps you digest and absorb food, researchers say.
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The same factor in our immune system that is instrumental in enabling us to fight off severe and dangerous inflammatory ailments is also a player in doing the opposite at a later stage, causing the suppression of our immune ...
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Decades of research and three large-scale clinical trials have so far failed to yield an effective HIV vaccine, in large part because the virus evolves so rapidly that it can evade any vaccine-induced immune response.
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In infected individuals, HIV mutates rapidly to escape recognition by immune cells. This process of continuous evolution is the main obstacle to natural immunity and the development of an effective vaccine. A new study published ...
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A team of UCLA-led researchers has identified a protein with broad virus-fighting properties that potentially could be used as a weapon against deadly human pathogenic viruses such as HIV, Ebola, Rift Valley Fever, Nipah ...
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Four years ago, a potential HIV vaccine showed promise against the virus that causes AIDS, but it fell short of providing the broad protection necessary to stem the spread of disease.
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The memory of the human immune system is critical for the development of vaccines. Only if the body recognizes a pathogen with which it has already come into contact in the case of a second infection, the ...
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By analyzing tissues harvested from organ donors, Columbia University Medical Center (CUMC) researchers have created the first ever "atlas" of immune cells in the human body. Their results provide a unique view of the distribution ...
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One major cause of illness from food-borne diseases is the parasite Toxoplasma gondii (T. gondii). New insights into how the immune system combats T. gondii are provided in a study published by Cell Press Decemb ...
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A type of immune cell found in the small intestine plays a previously unsuspected role in monitoring antigens circulating in the bloodstream. The findings from a team of Massachusetts General Hospital (MGH) researchers clarify ...
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Researchers from Queen Mary, University of London have discovered that two proteins which are believed to play a key role in controlling the body's immune response are found in lower levels in T lymphocytes from patients ...
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