Mankambou Jacques Gnanwa

Kinetic and Thermodynamic Characterization of Latent and Activated Polyphenol Oxidase from Zrèzrou Yam (Dioscorea cayenensis rotundata) Cultivated in Ivory Coast for the Control of Enzymatic Browning

Judicael Kouamé, Sophie Nadège Gnangui, Mankambou Jacques Gnanwa & Lucien Patrice Kouamé · Biotechnology Journal International · 2026

In the Zrèzrou yam (Dioscorea cayenensis rotundata), cultivated in Côte d’Ivoire, polyphenol oxidase (PPO), the enzyme responsible for enzymatic browning, exists in latent and activated forms, whose properties were poorly documented. This study aims to conduct a detailed comparis...