On Thu, 13 Nov 2003 16:26:57 GMT, Marc  ...
>They focus a lot on a group of enzymes that are responsible for
>metabolizing foods, drugs in the intestine and liver (P450 enzymes) and
>always have to deal with the fact that there can be significant differences
>among individuals in their P450 profile, e.g. smokers v.s. non-smokers, and
>much broader differences among ethnic groups.

Excuse me, but my knowledge of biology is limited to food goes in and ... 

Enzymes are are sort of like biological catalysts? Are they alive or just
organic chemicals?





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"No country hides itself behind the paper screen of cultural elitism like Japan,
which, considering they've bought their entire civilisation from other people's
hand-me-downs, is a bit of a liberty."