News tagged with immune defences

Scientists discover 'traitor' human DNA helps viruses cause cancer

(PhysOrg.com) -- University College London scientists have discovered that stretches of human DNA act as a traitor to the body?s defences by helping viruses infect people and trigger cancer-causing diseases. ...

Biology / Cell & Microbiology

created Apr 26, 2010 | popularity 4.7 / 5 (7) | comments 2 | with audio podcast

Hungry immune guardians are snappier

German researchers have discovered an elementary mechanism which regulates vital immune functions in healthy people. In situations of hunger which mean stress for the body's cells, the body releases more antimicrobial ...

Biology / Cell & Microbiology

created Jan 20, 2010 | popularity 5 / 5 (3) | comments 0 | with audio podcast

New discovery about the formation of new brain cells

The generation of new nerve cells in the brain is regulated by a peptide known as C3a, which directly affects the stem cells' maturation into nerve cells and is also important for the migration of new nerve cells through ...

Medicine & Health / Medical research

created Nov 23, 2009 | popularity 5 / 5 (2) | comments 0

The host makes all the difference

For some people it is a certainty: as soon as the annual flu season gets underway, they are sure to go down with it. It is little comfort to know that there are other people who are apparently resistant to flu or overcome ...

Biology / Cell & Microbiology

created Mar 26, 2009 | popularity 4 / 5 (2) | comments 0

'Dirty' wild mice may be more relevant immunology model

Like humans, mice that live in their natural habitat encounter bacteria and other pathogens that exercise their immune system, yet the lab mice typically used in immunology studies are raised in isolation from most diseases. ...

Biology / Ecology

created Sep 08, 2011 | popularity 5 / 5 (1) | comments 1

Study presents new insight into plant immunity

Researchers have identified an important cog in the molecular machinery of plant immunity - a discovery that could help crop breeders produce disease-resistant varieties to help ensure future food security. There may also ...

Biology / Biotechnology

created Oct 02, 2011 | popularity 5 / 5 (1) | comments 0 | with audio podcast

Mapping immune genes in salmon

Morten F. Lukacs' doctoral research at The Norwegian School of Veterinary Science has identified and mapped a group of immune genes that are the key to warding off infectious agents such as viruses and bacteria ...

Biology / Ecology

created Oct 03, 2011 | popularity 5 / 5 (1) | comments 0

Toxins from diseased brain cells make diseases of the brain even worse

Sometimes our immune defence attacks our own cells. When this happens in the brain we see neurodegenerative diseases such as dementia, Alzheimer's and Parkinson's disease. But if the the immune defence is inhibited, the results ...

Chemistry / Biochemistry

created Feb 22, 2012 | popularity 5 / 5 (1) | comments 0