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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