Table I.

Purification scheme for nr-G3PDH from 250 g of mature celery leaves

Step	Activity	Protein	Specific Activity	Purification	Yield
	μmol min−1	mg	μmol min−1 mg−1	-fold	%
Homogenate	229.8	5,530	0.042	NAa	NA
(NH4)2SO4	200.4	914	0.22	5	87
Acetone	164.8	352	0.47	11	72
DEAE-Sepharose	144.7	29	4.93	119	63
Sephadex-200	101.3	8.2	12.4	299	44
Affi-Blue	68.9	2.25	30.7	738	30

^a NA, Not applicable.