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Table 3 Antimicrobial resistance patterns of S. enterica Infantis by isolation methods

From: National surveillance of Salmonella enterica in food-producing animals in Japan

No. of antimicrobials

Antimicrobial resistance patterns a

Broilers

Total (%)

  

FEb

DSECc

  

0

Susceptible

2

(5.3)

0

(0)

2

(2.9)

1

DSM

2

(5.3)

0

(0)

2

(2.9)

 

OTC

2

(5.3)

0

(0)

2

(2.9)

2

DSM, OTC

9

(23.7)

8

(25.8)

17

(24.6)

3

DSM, KM, OTC

7

(18.4)

2

(6.5)

9

(13.0)

 

DSM, OTC, TMP

4

(10.5)

2

(6.5)

6

(8.7)

 

KM, OTC, TMP

1

(2.6)

0

(0)

1

(1.4)

4

DSM, KM, OTC, TMP

11

(28.9)

19

(61.3)

30

(43.5)

Total

 

38

(100)

31

(100)

69

(100)

  1. a DSM: dihydrostreptomycin, KM: kanamycin, OTC: oxytetracycline, TMP: trimethoprime
  2. b FE: First enrichment culture
  3. c DSEC: Delayed secondary enrichment culture