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NATURAL KILLERS: The story of CYTOTOXIC T-CELLS, VIGILANTE WARRIORS of the immune system
But before we get to the Killers…
Special agent: Natural Killer
\\ DESTRUCTION SPECIALIST
PREFERRED WEAPON: CYTOTOXIC GRANULES
DISPOSITION:TAKE NO PRISONERSPOSSIBLY PSYCHOTIC
History: Homicidal excursions targeting virus infected and cancer cells
STATUS: AT LARGE
Natural Killer
What happens when Natural Killers don’t kill?• Immunity is a balance of destruction
and restraint• Too much willy-nilly death and
destruction and you have autoimmune disease
• Not enough killing (which happens naturally as we age) and you get cancer
• How do we get the killers to behave?
“These cells are living drugs.”
- Carl June
http://www.lls.org/
Thank you for your attention
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