11.   The first, a drug called Xenical, is different from other drugs because it inhibits the enzymes necessary to digest fat.

12.   The old class of drugs inhibited both enzymes.

13.   The secret ingredients are something called isothiocyanates, which inhibit an enzyme that forms plaque.

14.   The treatment has inhibited the ability of cancerous tumors to grow and spread in animal tests by inhibiting gelatinase enzymes that help tumors spread, Celltech said.

15.   They work by inhibiting an enzyme called HMG CoA reductase that is necessary for cholesterol production, resulting in a cholesterol deficit within liver cells.

16.   They would act by inhibiting the enzyme and thus interrupting the life cycle of the parasite.

17.   They work by inhibiting an enzyme that HIV needs to reproduce itself.

18.   Viagra works in the penis by inhibiting an enzyme called phosphodiesterase.

19.   Waterford said NSAIDs work by inhibiting enzymes that the body uses to manufacture prostaglandins.

20.   Will it be safe to give people drugs that inhibit these enzymes?