Immunology

Immune cells outsmart bacterial infection by dying, study shows

A new study led by scientists at the University of Pennsylvania School of Veterinary Medicine has painted a clearer picture of the delicate arms race between the human immune system and a pathogen that seeks to infect and ...

Immunology

Cell death protein could offer new anti-inflammatory drug target

Scientists in Melbourne, Australia, have revealed the structure of a protein that is essential for triggering a form of programmed cell death, making possible the development of new drugs to treat chronic inflammatory diseases ...

Immunology

Live and let die: Protein prevents immune cell suicide

A protein called c-FLIP-R is critical to immune cell survival: If this molecule is missing, the cells kill themselves – and are thus no longer able to perform their job fighting off invaders. Now, scientists at the Helmholtz ...

Medical research

Research suggests origins of key cells in the thymus

Medullary thymic epithelial cells (mTECs) allow the thymus to ensure that the body's T cells are able to distinguish between potentially harmful foreign antigens and those that are produced by the body itself. A Swiss-Japanese ...

Immunology

Answering questions about effects of microgravity on human body

When the space shuttle Atlantis touched down in the summer of 2011 at Cape Canaveral, closing the book on the U.S. shuttle program, a team of U.S. Army researchers stood at the ready, eager to get their gloved hands on a ...

Medical research

Some brain cells are better virus fighters

(Medical Xpress)—Viruses often spread through the brain in patchwork patterns, infecting some cells but missing others. New research at Washington University School of Medicine in St. Louis helps explain why. The scientists ...

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