Table II. Enzyme activities of water-soluble protein extracts from whole grain, pericarp, and flour.

Values are presented as means ± se (n = 3) for OXO, POX, and PPO and means ± half-range (n = 2) for the chitinases.

Enzyme	Whole Grain	Pericarp	Flour
	nkat g−1 protein extract
OXO	77 ± 56	2,219 ± 184	0
POX	1,998 ± 140	14,542 ± 106	0
PPO	188 ± 7	230 ± 100	0
Exochitinase (chitobioside)	6,909 ± 128	0	0
Exochitinase (β -N-acetylglucosaminidase)	4,286 ± 192	0	729 ± 103