News tagged with immune functions

Cells on the move

Cells on the move reach forward with lamellipodia and filopodia, cytoplasmic sheets and rods supported by branched networks or tight bundles of actin filaments. Cells without functional lamellipodia are still highly motile ...

dateApr 09, 2012 in Cell & Microbiology
shares0 comments 0

Immunoproteasome crystal structure determined

Like a shredder, the immunoproteasome cuts down proteins into peptides that are subsequently presented on the cellular surface. The immune system can distinguish between self and nonself peptides and selectively kills cells ...

dateFeb 16, 2012 in Biochemistry
shares0 comments 0

Sexual healing? Not likely

( -- A new study shows the production of sperm is more biologically taxing than previously thought, and expending energy on it has significant health implications.

dateJan 30, 2012 in Plants & Animals
shares0 comments 8

Huskies lend insight into mercury risk

Researchers have highlighted the serious health risks associated with the diets of indigenous people by linking the accumulation of mercury in their primary food source to a decrease in the power of antioxidants.

dateNov 20, 2011 in Environment
shares0 comments 0

How to separate a sheep from its flock

( -- When the signaling proteins known as kinases stop working, the results can be dramatic. Glitches in the enzymes can trigger diabetes, impair immune function, or drive the spread of cancers, and scientists ...

dateApr 04, 2011 in Medical research
shares0 comments 0