A Gel Diffusion Assay for Quantification
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Bruce Downie; Lynnette M.A. Dirk; Kristen A. Hadfield; Thea A. Wilkins; Alan B.
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Article
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1998
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Elsevier Science
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English
โ 602 KB
Increased binding of ruthenium red to pectin as the number of methyl esters attached to the pectin decreases was used as the basis for a gel diffusion assay for pectin methylesterase (PME, EC 3.1.1.11) activity. The stained zone diameters resulting from the hydrolysis of 0.1% (w/v) 90% esterified pe