Matthew Escobar California State University San Marcos
2 protocols

Ross Gertzen
  • Department of Biological Sciences, California State University San Marcos, USA
  • 1 Author merit
1 Protocol published
Assays of Polyphenol Oxidase Activity in Walnut Leaf Tissue
Authors:  Ross Gertzen and Matthew A. Escobar, date: 08/20/2014, view: 10311, Q&A: 0
Polyphenol oxidase (PPO) is an enzyme that catalyzes the hydroxylation of monophenols into ortho-diphenols (cresolase activity) and the oxidation of o-diphenols into quinones (catecholase activity) (Figure 1). These quinones spontaneously ...