Cancer vaccines attempt to train the immune system to identify cancer cells by the genes they are over-expressing, and then destroy them.

FORBES: Feeling Corixa's Pain

Finally, retain paper receipts to reconcile your accounts and then store them securely or destroy them.

FORBES: Seven Ways To Foil ID Thieves

No need to stop the presses, recall the newspapers or books and destroy them and then shoulder the cost of reprinting.

FORBES: The Web Is A Thing Out Of Time

And then newer models come along and destroy them.

FORBES: America Is Innovation

And then when the thing goes bad, they tear them up and destroy them.

NPR: Roundtable: Rice Takes Heat, Graduation Gap