antimetabolite

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antimetabolite:

see metabolitemetabolite,
organic compound that is a starting material in, an intermediate in, or an end product of metabolism. Starting materials are substances, usually small and of simple structure, absorbed by the organism as food. These include the vitamins and essential amino acids.
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antimetabolite

[¦an·tē·mə′tab·ə‚līt]
(pharmacology)
A substance, such as sulfanilamide or amethopterin, that inhibits utilization of an essential metabolite because it is an analog of the metabolite.
References in periodicals archive ?
The use of BVZ in combination with antimetabolic drug 5-Fu reduced the VEGF level significantly, which not only inhibited both early and late stages of scar formation but also enhanced the potential anti-inflammatory effects.
"Antimetabolic King John." Style 34 (2000): 380-401.
Overall, application of improved bioamniotic membrane with antimetabolic drugs using bioengineering technology to inhibit fibrosis would be a future direction for glaucoma prevention and treatment.
Hill SR, Antimetabolic activity of 3,3',5'-triiodo-dl-thyronine in man.
Nevertheless, since then, published reports from various medical fields, including dermatology (37), gynecology (38), and oncology (26), have collectively indicated that increased endogenous folate concentrations may indeed a priori neutralize the antimetabolic effect of MTX.
Seeds contain factors that are either antimetabolic compounds or elicitors of food allergies.
More specifically, the many antimetabolic tropes of King John condense and translate for auditors and readers the various mirrorings and impasses of this chronicle history that help create its characteristic indeterminate meaning.
The antimetabolic structure of this complicated affair might be viewed in the following way: