Tissue Distributions of Chlorogenic Acid and of Enzymes Involved in Its Metabolism in Leaves of Sorghum bicolor

Kojima, Mineo and Conn, E.E. (1982) Tissue Distributions of Chlorogenic Acid and of Enzymes Involved in Its Metabolism in Leaves of Sorghum bicolor. Chlorogenic Acid and its Related Enzymes, 70 (3). pp. 922-925.

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Abstract

The tissue distributions of cholorgenic acid, chlorogenic acid oxidase, and three other enzymes involved in the metabolism of this secondary (natural) product have been investigated in leaf-blades of light-grown seedlings of Sorghum bicolor. Cholorogenic acid was found only in epidermal and mesophyll protoplasts isolated from the leaf; 60% of the chlorogenic was contained in the epidermal fraction. Nearly all (90%) of the chlorogenic acid oxidase was found in the mesophyll protoplasts. The bundle-sheath strands, on the other hand, contained no chlorogenic acid and essentially none of the oxidase. Three other enzymes required for the synthesis of chlorogenic acid, but also for other plant products, were found in all three tissue fractions.

Item Type: Article
Author Affiliation: Department of Biochemistry and Biophysics, University of California, Davis, California 95616
Subjects: Crop Improvement
Plant Physiology and Biochemistry > Plant Physiology
Divisions: Sorghum
Depositing User: Library ICRISAT-InfoSAT
Date Deposited: 19 Mar 2012 12:57
Last Modified: 19 Mar 2012 12:58
Official URL: http:/​/​dx.​doi.​org/​10.​1104/​pp.​70.​3.​922
URI: http://eprints.icrisat.ac.in/id/eprint/3976

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