Variability in antifungal proteins in the grains of maize, sorghum and wheat [beta-glucanases, permatins, pathogenesis-related]

amande de la graine chitinase disease resistance enzymic activity germen identification inhibition isoenzimas isoenzyme isoenzymes kernels proteine proteins quitinasa resistencia a la enfermedad ribosomas ribosome ribosomes sorghum triticum zea mays