Table 2.

In vitro and in vivo loss frequency of different genomic islands

Genomic Islands/ICE/Prophages	Bacterial strain	Loss frequency, mean ± SEM
		In vitro	In vivo*
VPI-1::sacB-cat	SB30	3.26 × 10−4 (±0.00007)	1.03 × 10−9
VPI-2::sacB-cat	SB26	1.40 × 10−4 (±0.00005)	1.20 × 10−8
VSP-1::sacB-cat	SB23	4.21 × 10−5 (±0.00001)	2.11 × 10−9
VSP-2::sacB-cat	DD1	1.41 × 10−4 (±0.00001)	1.08 × 10−9
SXT::sacB-aadA	JV3	1.53 × 10−4 (±0.00005)	ND
CTXϕ:: sacB-cat	BS37	<10−10	<10−10

^*In vivo rabbit ileal loop experiment was done in duplicate set.