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Table 2 In silico Staphylococcus aureus virulence factors analysed for both onset and outcome of sepsis

From: Characterisation of Staphylococci species from neonatal blood cultures in low- and middle-income countries

  

Onset

Outcome

Function

VF

EOS

LOS

ND

Total

Alive

Deceased

ND

Total

Targeting leukocytes

PVL

10

19

1

30

17

6

7

30

lukD

25

29

12

66

36

14

16

66

hlgABC

40

46

14

100

62

18

20

100

Inhibiting host complement systems

chp

16

15

5

36

19

8

9

36

scn

39

39

13

91

60

14

17

91

Death of B cells

spa

18

22

8

48

27

10

11

48

Formation of aggregates in blood

coa

3

3

2

8

8

0

0

8

clfB

1

2

1

4

4

0

0

4

clfA

10

5

1

16

12

3

1

16

vWbp

10

5

2

17

12

3

2

17

S. aureus tether to endothelial cells

fnbB

3

3

1

7

6

0

1

7

fnbA

5

8

0

13

12

0

1

13

Toxin expression causing injury to endothelium disrupting barrier

hly/hla

30

36

13

79

47

14

18

79

  1. Virulence factors (VF) grouped into reported biological functions [43] and further delineated to show the frequency of S. aureus isolates containing VFs for both onset of sepsis (early onset [EOS] and late onset sepsis [LOS]) and neonatal outcome (not reported deceased from the latest available follow up date, and deceased). ND indicates an unknown onset and/or outcome of sepsis