Development and characterization of gelatin nanoparticles loaded with a cocoa-derived polyphenolic extractCinthya Nathaly Quiroz-Reyes, Elba Ronquillo-de Jesús, Nelson Eduardo Duran-Caballero and Miguel Ángel Aguilar-MéndezFruits, 69 6 (2014) 481-489DOI: https://doi.org/10.1051/fruits/2014034