Composition and properties of Opuntia ficus-indica mucilage

Author(s): Trachtenberg S, Mayer AM

Abstract

The mucilage isolated from Opuntia is shown to contain arabinose, galactose, galacturonic acid, rhamnose and xylose. It has a uronic acid content of ca 10% and a MW of 4.3 × 106. It equilibrates to 175% of its dry wt at 100% relative humidity. Its possible role in the physiology of the plant is discussed.

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