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Table 2 Antimicrobial susceptibility of nasal Moraxella strains isolated from 3 to 4 week old piglets

From: Heterogeneity of Moraxella isolates found in the nasal cavities of piglets

Strain

COL

ENR

TET

DOX

S + T

AMOX

AMC

CEFT

GEN

LI + SP

ERY

TUL

MARB

FLOR

M. pluranimalium

 GM3–2

S (25.6)

I (18.7)

R (9)

S (27.3)

R (9)

S (20.4)

S (38.5)

S (28.2)

S (21.3)

S (21.2)

S (28.7)

S (0.5)

R (8)

S (1)

 GM8–1

S (24.4)

I (17.6)

R (9)

S (24.8)

I (15.8)

I (17.6)

S (36.4)

S (28.3)

S (23.9)

S (20)

S (24.5)

S (0.5)

R (8)

S (1)

 AR-5A

S (26.5)

I (20.9)

R (9)

I (20.7)

R (9)

R (15.9)

S (38.2)

S (23.9)

S (24)

R (14.5)

S (28.2)

S (16)

R (4)

S (1)

 EJ43-3A

S (28)

I (19.6)

I (20.3)

S (24.2)

S (27)

R (13.4)

S (33.1)

I (18.7)

S (22.9)

R (9)

R (9)

R (> 64)

R (8)

S (2)

 EJ44-2A

R (9)

R (16.1)

R (9)

R (19.7)

R (9)

R (9)

S (29.9)

R (14.5)

R (9)

R (9)

S (24.5)

S (16)

R (4)

S (1)

 LG6–2

S (21)

S (35.9)

R (13.6)

I (20.8)

R (9)

I (19.6)

S (33)

S (30.7)

S (17.5)

S (20.6)

S (25.4)

S (4)

S (0.125)

I (4)

 UK1–12

S (25.8)

S (42.6)

R (13.2)

S (26)

S (17.5)

S (21)

S (39.5)

S (27.2)

S (23.9)

S (20.3)

S (28.7)

S (1)

S (0.0625)

S (0.5)

 UK1–20

S (33.4)

S (41.5)

R (18.5)

S (32.8)

S (41.1)

S (23.5)

S (38.4)

S (30.3)

S (27.5)

S (29.6)

S (31.9)

S (2)

S (0.0625)

S (0.5)

 CR-18

S (27.7)

S (26.5)

R (9)

S (29.2)

R (9)

R (13.2)

S (36.2)

S (26.1)

S (21.5)

S (28.9)

S (26.1)

S (0.5)

S (0.5)

S (0.5)

 GM5–1

S (23.6)

I (22.6)

R (9)

S (25.8)

I (15.7)

S (22.7)

S (37.7)

S (27.6)

S (25.1)

S (30.7)

S (28.8)

S (16)

R (4)

S (0.5)

 KD4–7

S (25.2)

S (28.2)

R (15.7)

S (24.9)

R (9)

S (33.9)

S (45.7)

S (33.4)

S (25.3)

S (31.6)

S (30)

S (2)

R (16)

S (0.5)

 LG6–4

S (23.1)

S (30.4)

R (11.9)

I (23.6)

R (9)

I (16.5)

S (36.4)

S (29.9)

I (15.4)

R (15.1)

S (25.9)

S (8)

S (1)

S (1)

 LG6-7 g

S (23)

S (28)

R (12.5)

I (22.4)

R (9)

I (19.7)

S (37.5)

S (31.6)

I (15.4)

R (13.6)

S (28.3)

S (8)

R (8)

I (4)

 VL6–4

R (9)

I (18.1)

R (9)

I (20.7)

R (9)

R (9)

S (29.9)

S (23.3)

R (9)

R (9)

R (9)

R (> 64)

R (4)

S (2)

 CR-10

S (31.6)

I (18.4)

R (9)

I (23.6)

R (9)

I (17.9)

S (38.9)

S (23.4)

S (21.8)

I (19.2)

S (30)

S (0.5)

R (8)

S (1)

 VL9–7

I (18.3)

I (21.4)

R (9)

S (29.3)

R (9)

S (20.8)

S (39.4)

S (26.7)

S (26.8)

R (9)

R (9)

R (> 64)

R (4)

S (1)

 LL-3

S (20.5)

I (17.1)

R (9)

I (23.3)

R (9)

I (17.4)

S (34.9)

I (21.1)

S (18.6)

I (16.6)

I (20.6)

S (8)

S (1)

S (0.5)

M. porci

 EJ45–1

R (14.5)

I (19.7)

R (9)

R (9)

S (22.1)

S (23.3)

S (40.6)

S (33.8)

R (9)

S (37)

S (29.5)

S (4)

I (2)

S (0.125)

Other Moraxella

 GM5–5

S (27.5)

S (27)

R (9)

S (34.2)

R (9)

I (19.2)

S (41.4)

S (33.7)

R (9)

S (24)

R (9)

R (64)

S (1)

S (0.5)

 VL6–6

S (29.2)

S (31.7)

R (9)

S (33.7)

R (9)

S (41.3)

S (57.3)

S (51.2)

S (29.8)

S (65.6)

R (9)

R (> 64)

S (1)

S (0.5)

 VL1–4

R (9)

I (20.5)

R (9)

I (21.8)

R (9)

S (29.1)

S (52.9)

S (33.4)

S (40.1)

S (23.8)

R (9)

R (> 64)

R (4)

S (2)

 VL3–9

S (18.7)

I (20.5)

R (9)

I (22.6)

R (9)

R (12.5)

S (55.5)

S (41.1)

S (32.7)

S (35.6)

R (9)

R (> 64)

I (2)

S (2)

 VL2–5

S (34.4)

S (42.3)

R (19.6)

S (38.5)

R (9)

S (29.8)

S (52.5)

S (40.3)

S (27.8)

I (18.3)

R (9)

S (0.125)

S (0.0625)

S (0.125)

 GM5–7

S (27.6)

S (> 30)

R (15.5)

S (36.9)

S (50.2)

S (61.4)

S (60)

S (62.6)

S (31.9)

S (22.6)

R (9)

R (64)

S (0.625)

S (0.125)

 VL1–5

S (26.3)

S (42.7)

R (9)

S (33.2)

I (15.2)

S (65.4)

S (67.6)

S (56.4)

S (31.3)

S (59)

R (9)

S (< 0.125)

S (0.25)

S (0.125)

 CR-7A

S (26.7)

I (17.8)

R (9)

S (24)

R (9)

S (20.8)

S (39.6)

S (28.3)

S (23.6)

I (19.2)

S (29.7)

S (0.5)

R (8)

S (1)

  1. Diffusion disk breakpoints in mm: COL colistin S ≥ 20 R ≤ 16, ENR enrofloxacin S ≥ 23 R ≤ 16, TET tetracycline S ≥ 24 R ≤ 20, DOX doxycycline S ≥ 24 R ≤ 20; S + T, trimethroprim-sulfonamide S ≥ 16 R ≤ 10, AMOX amoxicillin S ≥ 20 R ≤ 16, AMC amoxicillin + clavulanate S ≥ 30 R ≤ 27, CEFT ceftiofur S ≥ 21 R ≤ 17, GEN, gentamicin S ≥ 16 R ≤ 12, LI + SP lincomycin-spectinomycin S ≥ 20 R ≤ 16, ERY erythromycin S ≥ 23 R ≤ 13
  2. MIC breakpoints in μg/ml, TUL tulathromycin S ≤ 16 R ≥ 64, MARB marbofloxacin S ≤ 1 R ≥ 4, FLOR florfenicol S ≤ 2 R ≥ 8