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Table 1 MLST and mouse assay of L. innocua and L. monocytogenes strains

From: Internalin profiling and multilocus sequence typing suggest four Listeria innocua subgroups with different evolutionary distances from Listeria monocytogenes

Strain Source Subgroup/
lineage
(serovar)
rhamnose Allele designation Virulence gene Mouse assay
     gyrB dapE hisJ sigB ribC purM betL gap tuf STa bsh inlJ CFU Relative virulence (%)
L. innocua                  
ATCC33090 reference A + 1 1 1 1 1 1 1 1 1 1 -- -- 3.5 × 107 0
90001 reference B + 2 2 2 2 2 2 1 1 2 2 -- -- 2.7 × 107 0
1603 reference B + 3 3 3 3 3 3 2 1 2 3 + -- 2.0 × 107 0
AB2497 reference A + 1 1 4 1 1 1 1 1 1 4 -- -- 3.3 × 107 0
CLIP11262 reference A + 1 4 5 1 1 4 3 1 1 5 -- -- ND ND
0063 meat C + 4 5 6 4 4 5 4 1 1 6 -- -- 5.3 × 107 0
0065 meat A + 1 6 5 1 1 4 3 1 1 7 -- -- 1.5 × 107 0
0068 meat B + 2 2 5 2 5 2 5 1 2 8 -- -- 1.8 × 107 0
0072 meat A + 1 7 5 5 1 4 3 2 1 9 -- -- 2.1 × 107 0
0082 meat A + 1 7 5 1 1 4 3 1 1 10 -- -- 2.3 × 107 0
0083 meat A + 1 8 5 1 1 4 3 1 1 11 -- -- 1.7 × 107 0
0173 meat A + 4 9 1 6 6 1 6 1 1 12 -- -- 2.2 × 107 0
0197 meat A + 4 10 1 6 6 1 6 1 1 13 -- -- 1.9 × 107 0
01174 meat A + 5 11 7 7 7 4 1 1 1 14 -- -- 1.3 × 107 0
01178 meat A + 1 12 5 1 1 4 3 1 1 15 -- -- 3.3 × 107 0
01182 meat A + 1 13 5 1 1 4 3 1 1 16 -- -- 2.3 × 107 0
317 milk A + 1 1 5 1 1 1 7 1 1 17 -- -- 3.3 × 107 0
337 milk B + 3 3 3 3 3 3 2 1 2 3 -- -- 2.0 × 107 0
376 milk A + 1 1 1 1 1 1 1 1 1 1 -- -- 2.5 × 107 0
380 milk B + 3 3 3 3 8 3 2 1 2 18 -- -- 2.1 × 107 0
386 milk B -- 5 14 8 8 9 4 8 1 1 19 + -- 3.0 × 107 0
438 milk B + 6 15 9 9 10 6 3 3 1 20 -- -- 1.6 × 107 0
693 milk A + 1 12 7 1 1 4 3 1 1 21 -- -- 2.3 × 107 0
694 milk A + 5 11 1 7 11 4 9 1 1 22 -- -- 4.7 × 107 0
ZS14 seafood A + 1 12 5 1 1 7 10 1 1 23 -- -- 4.3 × 107 0
ZXF seafood B + 3 3 3 3 12 3 2 1 2 24 -- -- 3.3 × 107 0
1571 seafood A + 1 16 5 1 1 4 3 1 1 25 -- -- 2.0 × 107 0
L19 seafood B -- 7 17 10 10 13 8 11 4 2 26 -- -- 1.5 × 107 0
L43 seafood D + 8 18 11 11 14 9 12 5 3 27 -- + 1.7 × 107 0
NB2 seafood B + 3 3 3 3 15 3 2 1 2 28 -- -- 3.5 × 107 0
NB3 seafood B + 3 3 3 3 15 3 2 1 2 28 -- -- 3.7 × 107 0
NB24 seafood B + 5 19 12 12 16 2 13 1 1 29 -- -- 2.9 × 107 0
L87 pork B + 5 19 12 7 16 10 13 1 1 30 -- -- 1.3 × 107 0
L103 chicken A -- 1 12 5 1 1 11 14 1 1 31 -- -- 4.0 × 107 0
L. monocytogenes                  
SH3 pork I (1/2b) + 9 20 13 13 17 12 15 6 4 32 + + 4.3 × 107 100
NB26 seafood I (1/2b) + 10 21 14 14 18 13 16 6 4 33 + + 6.5 × 107 100
NB27 seafood I (1/2b) + 11 22 15 14 19 14 17 7 4 34 + + 5.5 × 107 80
M1 milk I (1/2b) + 11 23 13 14 19 15 18 8 4 35 + + 3.0 × 107 100
ScottA reference I (4b) + 11 24 15 15 19 16 19 8 4 36 + + 3.3 × 107 100
NB4 seafood I (4b) + 11 25 16 15 19 14 20 6 4 37 + + 2.1 × 107 100
NB6 seafood I (4b) + 11 26 17 16 20 16 21 6 4 38 + + 3.3 × 107 100
NB7 seafood I (4b) + 11 26 17 16 20 16 22 6 4 39 + + 4.6 × 107 100
NB25 seafood I (4b) + 11 27 18 15 19 17 19 6 4 40 + + 4.6 × 107 100
90SB1 animal I (4b) + 11 27 16 15 19 17 19 6 4 41 + + 5.5 × 107 100
EGDe reference II (1/2a) + 12 28 19 17 21 18 20 9 5 42 + + 5.5 × 107 100
10403S reference II (1/2a) + 13 29 20 17 22 19 20 10 5 43 + + 5.0 × 107 100
SH2 vegetable II (1/2a) + 13 29 21 17 23 20 20 9 5 44 + + 4.3 × 107 100
SH4 chicken II (1/2a) + 13 29 20 17 22 19 20 11 5 45 + + 5.0 × 107 100
NB5 seafood II (1/2a) + 13 29 22 17 24 21 23 12 5 46 + + 4.5 × 107 100
NB21 seafood II (1/2a) + 13 29 23 17 25 22 23 13 5 47 + + 3.9 × 107 80
P3 pork II (1/2a) + 13 23 24 18 26 23 24 13 5 48 + + 4.0 × 107 100
NB28 seafood II (1/2c) + 12 23 19 17 21 18 20 14 6 49 + + 4.1 × 107 100
V1 vegetable II (1/2c) + 12 23 19 17 21 18 20 9 6 50 + + 3.0 × 107 100
P19 chicken II (1/2c) + 12 30 19 17 21 18 20 9 6 51 + + 5.0 × 107 100
54006 reference IIIA (4a) + 14 31 25 19 27 24 3 15 2 52 + -- 1.3 × 107 0
F2-695 reference IIIA(4a) + 15 32 26 20 28 25 25 15 7 53 + + 1.2 × 107 40
F2-086 reference IIIB (4a) -- 16 33 27 21 29 26 26 16 8 54 + -- 1.7 × 107 100
F2-407 reference IIIB (4a) -- 17 34 28 21 30 26 27 16 9 55 + -- 1.5 × 107 100
F2-270 reference IIIB (4a) -- 18 35 29 21 31 27 28 16 8 56 + -- 2.2 × 107 100
F2-208 reference IIIC (4a) -- 19 36 30 22 32 28 29 16 10 57 + -- 3.5 × 107 100
F2-525 reference IIIA (4b) + 20 37 31 23 33 29 30 17 11 58 + + 2.8 × 107 100
J1-158 reference IIIB (4b) -- 21 34 28 21 29 30 31 16 8 59 + -- 2.2 × 107 40
J2-071 reference IIIA (4c) + 22 38 26 20 28 31 25 15 12 60 + + 1.5 × 107 100
W1-111 reference IIIC (4c) -- 23 39 32 24 34 32 32 18 2 61 + -- 2.8 × 107 80
L. welshimeri                  
SLCC5334 reference ND -- 24 40 33 25 35 33 33 19 13 62 -- -- ND ND
C15 reference ND -- 25 41 34 26 36 34 34 20 14 63 -- -- 5.5 × 107 0
AB1626 reference ND -- 25 41 35 27 36 34 34 20 14 64 -- -- ND ND
AB2500 reference ND -- 24 40 36 25 35 33 33 19 13 65 -- -- ND ND
  1. ND, not done. a ST, sequence type.