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Table 1 Antibacterial spectrum of SNH and BBR

From: The combined antibacterial effects of sodium new houttuyfonate and berberine chloride against growing and persistent methicillin-resistant and vancomycin-intermediate Staphylococcus aureus

Bacterial species

Strains

MIC (μg/mL)

SNH

BBR

Gram-positive

 Staphylococcus epidermidis

ATCC12228

32

> 128

CCPM(A)-P-021301

16

32

CCPM(A)-P-021303

16

8

 Staphylococcus aureus

ATCC29213

32

128

ATCC33591

64

> 128

CCPM(A)-P-011315

32

> 128

CCPM(A)-P-011317

32

64

CCPM(A)-P-011318

32

128

 Enterococcus faecalis

ATCC29212

32

> 128

ATCC51299

16

> 128

ATCC51575

16

> 128

CCPM(A)-P-051304

64

> 128

Gram-negative

 Escherichia coli

ATCC25922

> 128

> 128

CCPM(A)-P-071515

> 128

> 128

CCPM(A)-P-071410

> 128

> 128

CCPM(A)-P-071411

> 128

> 128

 Klebsiella pneumoniae

ATCC700603

> 128

> 128

ATCCBAA2146

> 128

> 128

CCPM(A)-P-080007

> 128

> 128

CCPM(A)-P-081404

> 128

> 128

CCPM(A)-P-081415

> 128

> 128

 Pseudomonas aeruginosa

ATCC27853

> 128

> 128

PA01

> 128

> 128

CCPM(A)-P-091346

> 128

> 128

 Acinetobacter baumannii

ATCC19606

> 128

> 128

 Enterobacter cloacae

ATCC43560

> 128

> 128

 Enterobacter aerogenes

ATCC13048

> 128

> 128

 Serratia marcescens

ATCC31074

> 128

> 128

 Providencia rettgeri

ATCC31052

> 128

> 128

 Proteus mirabilis

CCPM(A)-P-131301

> 128

> 128

 Stenotrophomonas maltophilia

ATCC13636

> 128

> 128

 Citrobacter freundii

ATCC43864

> 128

> 128