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Table 1 List of 28 Bcg strains isolated during clinical diagnostic and surveillance efforts

From: Investigating environmental transmission to resolve a Bacillus cereus group outbreak in a neonatal intensive care unit using core genome multilocus sequence typing

Patient(P)/Environ-mental (E) sample number

Taxon name (BTyper3 based)

MLST ST

Collection date

Specimen

Toxin profile

P1

B. mosaicus

127

7/2020

Blood culture

F

P3

B. mosaicus

127

6/2021

Wound swab

F

P4

B. mosaicus

127

8/2020

Abdomen swab

F

P9

B. mosaicus

127

8/2020

Nasal swab

F

P10

B. mosaicus

127

8/2020

Nasal swab

F

P11

B. mosaicus

127

3/2021

Skin swab

F

P17

B. mosaicus

127

8/2021

Nasal swab

F

P18

B. mosaicus

127

8/2021

Anal swab

F

E5

B. mosaicus

127

8/2020

Swab room sanitizer

F

E6

B. mosaicus

127

8/2020

Swab bottle warmer

F

E7

B. mosaicus

127

8/2020

Swab room

F

E8

B. mosaicus

127

8/2020

Swab screen ventilator

F

E9

B. mosaicus

127

8/2020

Swab room

F

P6

B. mosaicus subsp. cereus

1359

7/2021

Skin swab

D

P14

B. mosaicus subsp. cereus

26

10/2021

Nasal swab

F

E1*

B. mosaicus subsp. cereus

144

7/2020

Swab environment

F

E2*

B. mosaicus subsp. cereus

164

7/2020

Swab environment

F

E3*

B. mosaicus subsp. cereus

26

7/2020

Swab environment

F

E4*

B. mosaicus subsp. cereus

144

7/2020

Swab environment

F

P7

B. mosaicus subsp. cereus biovar Emeticus

26

3/2021

Anal swab

E

P13

B. mosaicus subsp. cereus biovar Emeticus

26

9/2021

Umbilical swab

E

P16

B. mosaicus subsp. cereus biovar Emeticus

26

11/2021

Nasal swab

E

P2

B. cereus s.s

1331

9/2020

Abdomen swab

A

P5

B. cereus s.s

3228

6/2020

Nasal swab

A

P12

B. cereus s.s

4

8/2021

Anal swab

A

P15

B. cereus s.s

177

10/2021

Nasal swab

A

P19

B. cereus s.s

3230

8/2021

Anal swab

A

P8

B. cereus s.s. biovar Thuringiensis

3229

2/2021

Anal swab

A

  1. Isolates marked with an asterisk (*) were isolated from an adjacent department. Taxonomic names were assigned using BTyper3 [24], and the toxin profiles were determined in accordance with [30]: A =|nhe+ and hbl+ and cytK+|; D =|nhe+ and cytK+|; E =|nhe+ and ces+|; F =| nhe+| (refer also to Table 2)