TABLE 3.

Assessment of the flexible gene pool of E. coli strain Nissle 1917 by DNA-DNA hybridization using the E. coli pathoarray

Gene specificity	No. of genes detectable by:
	E. coli pathoarray	Screening E. coli strain Nissle 1917
PAI I536-PAI V536	212	116
ExPEC	100	37
IPEC	95	17
Total	407	170