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Effect of withering on the polyphenol oxidase level in the tea leaf

โœ Scribed by Mohammed R. Ullah; Prafulla C. Roy


Publisher
John Wiley and Sons
Year
1982
Tongue
English
Weight
192 KB
Volume
33
Category
Article
ISSN
0022-5142

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Studies on the โ€˜fermentationโ€™ of ceylon
โœ M. S. Ramaswamy; J. Lamb ๐Ÿ“‚ Article ๐Ÿ“… 1958 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 428 KB ๐Ÿ‘ 1 views

## Abstract Fermenting tea leaf produces methanol as the result of enzymic demethylation of pectins contained in the leaf. The enzyme concerned (which was isolated and purified) is very similar to pectinโ€methylesterases found in other plants. The activity of tea pectinโ€methylesterase is partially