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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.