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Table 2 Minimum inhibition concentration of PRE and CuSO4 alone and in combination against ten isolates each of MRSA, MSSA and Panton-Valentine Leukocidin positive CA-MSSA.

From: Anti-microbial activities of pomegranate rind extracts: enhancement by cupric sulphate against clinical isolates of S. aureus, MRSA and PVL positive CA-MSSA

Isolates type

No. of isolates

MIC (mg/mL)

 
  

PRE

CuSO4

*PRE/CuSO4

MRSA

1

12.5

3.125

6.25/1.563

 

1

25

1.563

6.25/0.781

 

2

25

3.125

12.5/1.563

 

3

25

1.563

12.5/0.781

 

2

12.5

1.563

6.25/0.781

 

1

12.5

1.563

6.25/0.781

MSSA

1

25

1.563

6.25/0.391

 

3

25

1.563

12.5/0.781

 

1

25

3.125

6.25/0.781

 

1

12.5

1.563

3.125/0.391

 

1

12.5

0.782

3.125/0.196

 

3

12.5

1.563

6.25/0.781

PVL

3

25

1.563

6.25/0.391

 

4

25

3.125

6.25/0.781

 

2

25

0.781

6.25/0.195

 

1

25

1.563

12.5/0.781

  1. *For the PRE/CuSO4 combinations the fixed ratio for each component is maintained as shown.