11.  Later, researchers would pore over the data, trying to discern which drug dosage visibly ruptured the cancer cells without disturbing the normal ones.

12.  Now new imaging methods show that the brain processes traumatic memories very differently from normal ones.

13.  Platelets stick to it and begin clumping because the bacterial protein resembles a normal human one, collagen, which is involved in the early stages of clotting.

14.  Peggy Estes, a Delta spokeswoman, described the process as a normal one for the company.

15.  Prusiner said that the infectious prion protein is just like the normal one except that it is folded into a different shape.

16.  The life Diane Elken had before attempting suicide was a normal one.

17.  The normal one has a solid marriage and normal kids.

18.  The Onyx virus has been designed to kill cancer cells but spare normal ones by exploiting a genetic difference between them.

19.  These abnormally folded proteins elicit changes in the normal ones, causing disease.

20.  This was like watching a game of marbles where one guy is shooting the normal ones and the other guy is shooting golf balls.