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Table 2 Zones of inhibition and MIC values for T. alternifolia stem bark aqueous extracts against the test organisms

From: In vitro antibacterial activity of Tabernaemontana alternifolia (Roxb) stem bark aqueous extracts against clinical isolates of methicillin resistant Staphylococcus aureus

Isolate Zone of inhibition (mm) Minimum inhibitory concentration (μg/ml)
DAE SAE Ciprofloxacin (5 μg/disc) DAE SAE Ciprofloxacin
DMH 2 16 17 27 600 600 0.25
DMH 3 16 16 11 700 650 2
DMH 4 14 14 13 800 800 2
DMH 5 18 19 15 600 600 1.5
DMH 6 13 14 22 800 800 0.25
DMH 7 15 15 21 700 650 0.25
DMH 8 14 14 24 800 800 0.125
DMH 10 15 15 20 700 650 0.25
DMH 11 16 16 16 700 700 1.4
DMH 12 17 17 13 600 600 2.5
DMH 13 16 16 12 700 700 3
DMH 14 14 14 11 800 800 2
ATCC 6633 16 17 25 600 600 0.05
ATCC6538P 17 16 22 600 600 0.15
ATCC12228 17 16 24 600 600 0.1
ATCC 43300 17 17 22 600 600 0.15
  1. Legend: All DMH isolates are Staphylococcus aureus among which DMH 3,10,12,14 are VRSA and all others except DMH2 are MRSA. ATCC 6633: Bacillus subtilis, ATCC 6538P: Staphylococcus aureus, ATCC 12228: Staphylococcus epidermidis, ATCC 43300: MRSA.