Immunity

Newly described type of immune cell and T cells share similar path to maturity, according to new study

(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 ...

Immunology created May 14, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Thymus teaches immune cells to ignore vital gut bacteria

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.

Immunology created Apr 29, 2013 | popularity 4.7 / 5 (3) | comments 0 | with audio podcast

Resistance to visceral leishmaniasis: New mechanisms involved

Researchers from CNRS, Université Toulouse III - Paul Sabatier and IRD have elucidated new molecular mechanisms involved in resistance to visceral leishmaniasis, a serious parasitic infection. They have shown that dectin-1 ...

Immunology created May 16, 2013 | popularity not rated yet | comments 0

Immune systems of healthy adults 'remember' germs to which they've never been exposed

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. ...

Immunology created Feb 07, 2013 | popularity 5 / 5 (13) | comments 0 | with audio podcast

Immunologists find a molecule that puts the brakes on inflammation

(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 ...

Immunology created Sep 28, 2012 | popularity 4.9 / 5 (11) | comments 4 | with audio podcast

Live from the thymus: T-cells on the move

T-cells are the immune system's security force. They seek out pathogens and rogue cells in the body and put them out of action. Their precursors are formed in the bone marrow and migrate from there into the ...

Medical research created Feb 17, 2012 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Immune system memory cells have trick for self preservation

(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 ...

Medical research created Jan 19, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Scientists find an important molecular trigger for wound-healing

Scientists at The Scripps Research Institute have made a breakthrough in understanding a class of cells that help wounds in skin and other epithelial tissues heal, uncovering a molecular mechanism that pushes the body into ...

Immunology created Aug 16, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Discovery of new white blood cell reveals target for better vaccine design

Researchers in Newcastle and Singapore have identified a new type of white blood cell which activates a killing immune response to an external source – providing a new potential target for vaccines for conditions such ...

Immunology created Jul 27, 2012 | popularity 5 / 5 (8) | comments 0 | with audio podcast

Brothers in arms: Commensal bacteria help fight viruses

Healthy humans harbor an enormous and diverse group of bacteria and other bugs that live within their intestines. These microbial partners provide beneficial aid in multiple ways – from helping digest ...

Immunology created Jun 18, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Long-ignored enzyme turns out to be key to killing infectious bacteria

New research shows that an enzyme that has long been considered relatively useless to the immune response instead has an important role in setting up immune cells to kill infection-causing bacteria.

Immunology created Jun 11, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Infection warning system in cells contains targets for antiviral and vaccine strategies

Two new targets have been discovered for antiviral therapies and vaccines strategies that could enhance the body's defenses against such infectious diseases as West Nile and hepatitis C. The targets are within the infection ...

Immunology created Jul 30, 2012 | popularity not rated yet | comments 0 | with audio podcast

First ever 'atlas' of T cells in human body

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 ...

Immunology created Dec 20, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Newly identified natural protein blocks HIV, other deadly viruses

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 ...

HIV & AIDS created Feb 11, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New study brings long-sought vaccines for deadly parasite closer to reality

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 ...

Immunology created Dec 13, 2012 | popularity 5 / 5 (3) | comments 0 | with audio podcast