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Table 1 Antimicrobial susceptibilities of S. agalactiae isolated from clinical bovine mastitis

From: Antimicrobial and antibiofilm potentials of cinnamon oil and silver nanoparticles against Streptococcus agalactiae isolated from bovine mastitis: new avenues for countering resistance

Isolate code No.

Antimicrobial agents

MAR index

P

AX

AMC

CX

CRO

CFP

CL

FEP

IPM

S

DA

CIP

TE

E

SXT

1

R

R

S

R

R

R

R

R

S

R

R

S

R

R

R

0.86

2

R

R

I

R

R

R

R

I

S

R

R

S

R

R

R

0.79

3

R

R

R

R

R

R

R

R

S

R

R

S

R

R

S

0.86

4

R

R

R

R

R

R

R

S

S

R

R

S

R

R

R

0.86

5

R

R

R

R

R

R

R

R

S

R

R

S

R

R

S

0.86

6

R

R

R

R

R

R

R

S

S

R

R

S

R

R

R

0.86

7

R

R

S

R

R

R

R

S

S

R

R

S

R

R

S

0.71

8

R

R

R

R

R

R

R

S

S

R

R

S

R

R

S

0.79

9

R

R

R

R

R

R

R

S

S

R

R

S

R

R

S

0.79

10

R

R

S

R

R

R

R

S

S

R

R

S

R

R

S

0.71

11

R

R

R

R

R

R

R

S

S

R

R

S

R

R

S

0.79

12

R

R

I

R

R

R

R

R

S

R

R

S

R

R

S

0.79

13

R

R

R

R

R

R

R

R

S

R

R

S

R

R

S

0.86

14

R

R

S

R

R

R

R

R

S

R

R

S

R

R

S

0.79

Total resistant isolates No

(%)

14 (100.00)

14 (100.00)

8 (57.14)

14 (100.00)

14 (100.00)

14 (100.00)

14 (100.00)

6 (42.86)

0

(0.00)

14 (100.00)

14 (100.00)

0 (0.00)

14 (100.00)

14 (100.00)

4 (28.57)

NE

MAR index

0.07

0.07

0.04

0.07

0.07

0.07

0.07

0.03

0.00

0.07

0.07

0.00

0.07

0.07

0.02

NE

  1. P penicillin G, AX amoxicillin, AMC amoxicillin-clavulanic acid, CX cloxacillin, CRO ceftriaxone, CFP cefoperazone, CL cephalexin, FEP cefepime, IPM imipenem, S streptomycin, DA clindamycin, CIP ciprofloxacin, TE tetracycline, E erythromycin, SXT trimethoprim-sulfamethoxazole, MAR multiple antibiotic resistance, R resistant, I intermediate, S sensitive, NE not estimated