Table 4.

Comparative performance of superior isolates on ODM + 74.5 g/L xylose + 77.6 g/L glucose inoculated to low cell density (A ₆₂₀  = 0.1) ^a

			Sugar uptake rate (g/L/h)				Ethanol productivity (g/L/h)				Yield per initial sugar (g/g)
Adaptation stress	Isolate		Glucose		Xylose		Glucose		Xylose		Ethanol		Biomass		Xylitol
AFEX CSH	33	Colony 5	1.08	A	0.38	A	0.48	A	0.14	AB	0.37	A	0.016	BC	0.018	B
AFEX CSH > E	28	2A.1.53R-E30-C3	1.09	A	0.38	A	0.48	A	0.15	A	0.37	A	0.020	AB	0.018	B
AFEX CSH > E (UV)	30	2A.1.30R2-E40-C5	1.10	A	0.38	A	0.48	A	0.13	AB	0.35	AB	0.022	A	0.029	A
AFEX CSH > E > PSGHL	13	2A.1.53R-S100E40-1	0.96	A	0.30	C	0.41	AB	0.12	ABC	0.32	BC	0.014	BC	0.011	C
AFEX CSH > E > PSGHL	16	2A.1.53R-1	1.05	A	0.27	C	0.41	AB	0.09	C	0.29	C	0.012	CD	0.015	BC
AFEX CSH > PSGHL	11	Colony 5-GP6	0.91	A	0.27	C	0.37	B	0.11	BC	0.30	C	0.010	D	0.010	C
PSGHL	3	Y-7124-S90E40-1	1.00	A	0.38	A	0.41	AB	0.15	A	0.35	AB	0.013	CD	0.026	A
PSGHL	14	Y-7124-6	0.97	A	0.34	B	0.38	B	0.13	AB	0.32	BC	0.017	BC	0.018	B
PSGHL	15	Y-7124-10	1.08	A	0.29	C	0.44	AB	0.11	BC	0.30	C	0.009	D	0.012	C
Wild	1	Y-7124	1.05	A	0.29	C	0.48	A	0.11	BC	0.34	ABC	0.019	AB	0.010	C

^aWith the exception of glucose uptake rate, all parameters varied significantly among isolates based on one-way ANOVA (P < 0.01). Within columns, values with no letters in common are significantly different at P < 0.05 (Student-Newman-Keuls pairwise comparison method).