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An enzyme that catalyzes oxidation of benzenediols to semiquinones with O2.
References in periodicals archive ?
The most active consumption of oxygen in fresh juice with a low microbial bioload is via the phenol oxidases.
Poly phenol oxidase (PPO): It shows that, more activity of poly phenol oxidase enzyme (Table 1) was observed in infected leaves over healthy leaves of same variety.
Phenol oxidation in soft cuticle and blood of crayfish compared with that in other arthropods and activation of the phenol oxidases by fungal and other cell walls.
And that could stimulate phenol oxidase reactions in the peatlands to unleash more of the 455 gigatons of carbon--an amount equal to about 60 percent of that in the atmosphere now.
Phenol oxidase (PO), also known as tyrosinase, is a copper-containing enzyme with monophenol monooxygenase activity and o-diphenol oxidase activity.
Phenol oxidase is a necessary enzyme for the silkworm molting which is regulated by molting hormone.
Phenol oxidase in crustaceans oxidizes diphenols to the corresponding quinones that react in the tanning of crustacean exoskeletons to cross-link proteins within the chitin matrix (Stevenson, 1985).
One gram of leaf and roots were used for phenol oxidase estimation: the reaction mixture consisted of 1.
Pycnoporus cinnabarinus is producing laccase in the form of ligninolytic enzyme, whereas Pycnoporus sanguineus is producing laccase in the form of phenol oxidase.