TABLE 1 

PCR detection of bacterial targets in individual micea

BacteriumTarget gene% prevalence by PCR at site:% of positive mice by:Total (%)
SexAge
M2M3Q1X1X2X3K1MFJSA
C. difficiletcdB7/42 (16.7)2/119 (1.7)9/210 (4.3)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)8/18 (44)10/18 (56)13/18 (72)0/18 (0)5/18 (28)18/416 (4.3)
C. perfringenscpa8/42 (19.0)14/119 (11.8)25/210 (11.9)1/38 (2.6)0/1 (0.0)0/1 (0.0)0/5 (0.0)24/48 (50)24/48 (50)18/48 (38)5/48 (10)25/48 (52)48/416 (11.5)
Salmonella spp.invA2/42 (4.8)2/119 (1.7)9/210 (4.3)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)6/13 (46)7/13 (54)7/13 (54)2/13 (15)4/13 (31)13/416 (3.1)
Shigella/EIECipaH4/42 (9.5)23/119 (19.3)33/210 (15.7)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)33/60 (55)27/60 (45)30/60 (50)12/60 (20)18/60 (30)60/416 (14.4)
ETECst0/42 (0.0)0/119 (0.0)0/210 (0.0)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/416 (0.0)
EPEC (a/t)eae2/42 (4.8)3/119 (2.5)12/210 (5.7)1/38 (2.6)0/1 (0.0)0/1 (0.0)0/5 (0.0)12/18 (67)6/18 (33)9/18 (50)3/18 (17)6/18 (33)18/416 (4.3)
EPEC (t)bfpA0/42 (0.0)0/119 (0.0)0/210 (0.0)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/416 (0.0)
EAECaggR0/42 (0.0)5/119 (4.2)0/210 (0.0)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)2/5 (40)3/5 (60)1/5 (20)0/5 (0)4/5 (80)5/416 (1.2)
STECstx10/42 (0.0)0/119 (0.0)0/210 (0.0)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/0 (0)0/416 (0.0)
STECstx20/42 (0.0)1/119 (0.8)0/210 (0.0)0/38 (0.0)0/1 (0.0)0/1 (0.0)0/5 (0.0)1/1 (100)0/1 (0)1/1 (100)0/1 (0)0/1 (0)1/416 (0.2)
K. pneumoniae16S rRNA/khe4/42 (9.5)6/119 (5.0)25/210 (11.9)4/38 (10.5)0/1 (0.0)0/1 (0.0)0/5 (0.0)21/39 (54)18/39 (46)8/39 (20)10/39 (26)21/39 (54)39/416 (9.4)
Leptospira spp.16S rRNA2/42 (4.8)6/119 (5.0)4/172 (2.3)2/38 (5.3)0/1 (0.0)0/1 (0.0)0/5 (0.0)11/14 (79)3/14 (21)3/14 (21)2/14 (14)9/14 (64)14/378 (3.7)
  • a Abbreviations: A, adult; a, atypical; EAEC, enteroaggregative E. coli; EIEC, enteroinvasive E. coli; EPEC, enteropathogenic E. coli; ETEC, enterotoxigenic E. coli; F, female; J, juvenile; M, male; SA, subadult; STEC, Shiga toxin-producing E. coli; t, typical.