Archive: 05/6/2008

Immune exhaustion in HIV infection

As HIV disease progresses in a person infected with the HIV virus, a group of cells in the immune system, the CD8+ T lymphocytes, become “exhausted,” losing many of their abilities to kill other cells infected by the ...

May 06, 2008 3.2 / 5 (5) 0

Contact Through Silver Particles in Ink

Modern cars are full of sensors. The optimum quantity of air in the intake tract of a combustion engine is regulated by thermoelectric flow sensors, for instance. They measure which quantities of a gas or ...

May 06, 2008 3.9 / 5 (13) 1