Table 5.

Mean CFU Counts of M. avium treated with 4, 8, 16 µg/mL free RIF and with 4, 8, 16 µg/mL free RIF with 2, 4, 8 µg/mL [R4W4], respectively, at 3 h post-treatment (A), 4 days post-treatment (B), and 8 days post-treatment (C).

A		B		C
Treatment (µg/mL)	Mean CFU	Treatment (µg/mL)	Mean CFU	Treatment (µg/mL)	Mean CFU
Untreated	27100	Untreated	80700	Untreated	99700
RIF 4	18000	RIF 4	11400	RIF 4	4910
RIF 8	11500	RIF 8	4200	RIF 8	3360
RIF 16	10200	RIF 16	2700	RIF 16	1250
RIF 4 + R4W4 2	9600	RIF 4 + R4W4 2	4900	RIF 4 + R4W4 2	3600
RIF 8 + R4W4 4	8400	RIF 8 + R4W4 4	4300	RIF 8 + R4W4 4	1700
RIF 16 + R4W4 8	8900	RIF 16 + R4W4 8	7200	RIF 16 + R4W4 8	4400