Table 4.

Chitinase activity of haploid yeast strains grown at 25°C in YPD  Unit, nanomole of 4-methylumbelliferone released per hour per OD₆₀₀ unit

	Medium	Surface	Intracellular	Total
Wild-type	2.69	0.33	0.25	3.26
ssd1Δ	3.51	0.53	0.39	4.43
pag1-1	0.32	0.15	0.06	0.53
pag1-1 ssd1Δ	0.44	0.29	0.14	0.87
pag1Δ ssd1Δ	0.07	0.08	0.06	0.20
cbk1Δ ssd1Δ	0.03	0.07	0.06	0.15
pag1Δ cbk1Δ ssd1Δ	0.04	0.07	0.05	0.16
cts1Δ	0.00	0.00	0.00	0.00
ace2Δ	0.00	0.01	0.00	0.01