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Immune system

Immunofluorescence microscope image of the choroid plexus. Epithelial cells are in green and chemokine proteins (CXCL10) are in red
29.09.2014

Weizmann Institute researchers suggest that the brain's “immunological age” is what counts...

Tunneling electron microscope image captures two goblet cells secreting their contents into the intestine
12.03.2014

Substances secreted by unique cells in the gut lining keep bacteria in their place

Live two-photon microscopy of the small intestine
07.05.2013

How does the immune system in the gut distinguish between helpful microbes and those that wish us harm?

 

 

Immunostaining of brain section in which the epithelial choroid plexus expresses TGF-β (green), hanging in the brain ventricle, the keyhole-like structure delineated by the ependymal lining (red). In the box, monocytes (green) entering via the choroidal vasculature. The composition reflects the immune-educative nature of the choroid plexus as a gatekeeper of the route to the injured parenchyma
08.04.2013

Shifts in our immune system as we age might explain how older brains get “rusty”

Electron micrograph of bacteriophages Image: Dr Graham Beards, Wikimedia Commons
17.07.2012

The beneficial bacteria in our guts are open to attack from viruses

cellular steam release valve
17.08.2011

An inflammatory signal contains its own shut-down mechanism

Immune System Release Valve
25.05.2011

Weizmann Institute scientists reveal a new mechanism for keeping inflammation in check
 

Doubly Safe Activation
26.03.2007
A team of Weizmann Institute scientists show that the immune system employs “dual key” activation to launch a potent...
Successful Transplantation from Pig Embryos to Mice
19.06.2006
Millions of diabetics face a lifetime of daily injections to replace the insulin their bodies fail to produce, as well as a host of...
How HIV Disables the Cells' Call for Help
07.07.2005
Weizmann Institute Scientists discover how an HIV protein fragment shuts down an immune response. Their finding may have...

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