News tagged with cell responses


Vaccine blackjack: IL-21 critical to fight against viral infections

(Medical Xpress)—Scientists at Emory Vaccine Center have shown that an immune regulatory molecule called IL-21 is needed for long-lasting antibody responses in mice against viral infections.

Immunology created May 23, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Immune protein could stop diabetes in its tracks

Melbourne researchers have identified an immune protein that has the potential to stop or reverse the development of type 1 diabetes in its early stages, before insulin-producing cells have been destroyed.

Immunology created May 20, 2013 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Team finds mechanism linking key inflammatory marker to cancer

In a new study described in the journal Oncogene, researchers reveal how a key player in cell growth, immunity and the inflammatory response can be transformed into a primary contributor to tumor growth.

Cancer created May 20, 2013 | popularity not rated yet | comments 0 | with audio podcast

Resistance to last-line antibiotic makes bacteria resistant to immune system

Bacteria resistant to the antibiotic colistin are also commonly resistant to antimicrobial substances made by the human body, according to a study in mBio, the online open-access journal of the American Society for Microb ...

Diseases, Conditions, Syndromes created May 21, 2013 | popularity 4.5 / 5 (2) | comments 0

Preventing blood poisoning

Peptide molecules derived from the body's natural immune system can help boost the body's defence against life-threatening blood poisoning, joint University research has uncovered.

Medical research created May 17, 2013 | popularity 4 / 5 (1) | comments 0 | with audio podcast

Researchers identify target to prevent hardening of arteries

The hardening of arteries is a hallmark of atherosclerosis, an often deadly disease in which plaques, excessive connective tissue, and other changes build up inside vessel walls and squeeze off the flow of ...

Cardiology created May 16, 2013 | popularity 5 / 5 (2) | comments 0 | with audio podcast

Competing antibodies may have limited the protection achieved in HIV vaccine trial in Thailand

Continuing analysis of an HIV vaccine trial undertaken in Thailand is yielding additional information about how immune responses were triggered and why the vaccine did not protect more people.

HIV & AIDS created May 06, 2013 | popularity not rated yet | 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

Bird flu expert working on vaccine that protects against multiple strains

(Medical Xpress)—As the bird flu outbreak in China worsens, a Purdue University expert is working on vaccines that offer broader protection against multiple strains of the virus.

Diseases, Conditions, Syndromes created May 10, 2013 | popularity not rated yet | comments 0

T cells rely on 'rheostat' to help ensure that the immune response matches the threat

A properly functioning immune system is a lesson in balance, providing protection against disease without attacking healthy tissue. Work led by St. Jude Children's Research Hospital scientists and published recently in Nature Im ...

Immunology created Apr 30, 2013 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Individual efficacy of chemotherapies

The function of the mitochondria – also defined as "power plants" within the cells – is essential as to whether, and how, some chemotherapeutic agents take effect in tissue. Scientists at the Helmholtz ...

Cancer created May 10, 2013 | popularity not rated yet | comments 0

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

Disrupting cell signals may lead to new cancer treatments

(Medical Xpress)—Scientists have taken a major step towards developing new treatments for certain cancers by disrupting the internal cellular signals that lead to the uncontrolled growth of cancerous cells.

Cancer created Apr 29, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Whole walnuts and their extracted oil improve cardiovascular disease risk

(Medical Xpress)—Consumption of whole walnuts or their extracted oil can reduce cardiovascular risk through a mechanism other than simply lowering cholesterol, according to a team of Penn State, Tufts University ...

Health created May 08, 2013 | popularity 5 / 5 (5) | comments 0 | with audio podcast

Researchers discover endogenous antibiotic in the brain

Scientists from the Luxembourg Centre for Systems Biomedicine (LCSB) of the University of Luxembourg have discovered that immune cells in the brain can produce a substance that prevents bacterial growth: namely itaconic acid. ...

Medical research created May 06, 2013 | popularity 5 / 5 (1) | comments 0 | with audio podcast