TABLE 3.

B. pseudomallei strains spiked at concentrations at and below 10³ CFU/ml in synthetic urine using conventional urine culture methods and the FCR method in two independent experiments

Strain and medium	Method	Incubation time (h)	Growth at the estimated concn of:a
			∼103 CFU/ml		∼102 CFU/ml
			Expt no. 1	Expt no. 2	Expt no. 1	Expt no. 2
Strain 1162
MAC agar	Conventional 1-μl loop	48	−	−	−	+
	Conventional pellet	48	+	+	+	+
ASH agar	Conventional 1-μl loop	48	−	+	−	+
	Conventional pellet	48	+	+	+	+
	FCR	24	+	+	+	+
Strain 1634
MAC agar	Conventional 1-μl loop	48	−	−	−	−
	Conventional pellet	48	+	+	+	−
ASH agar	Conventional 1-μl loop	48	+	−	−	−
	Conventional pellet	48	+	+	+	−
	FCR	24	+	+	+	+

^aActual plate count values are given in Results. +, growth; −, no growth.