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Table 1 Comparison of modified diffusion assay with viable cell count (cfu /ml) of broth cultures incorporated with the drug and residue of AV and MR (10,000 ppm)

From: Antimicrobial potential of two traditional herbometallic drugs against certain pathogenic microbial species

Micro organism

Arogyawardhana Vati (AV)

Manikya Rasa (MR)

Control

Modified diffusion assay

Viable cell count (cfu)

Modified diffusion assay

Viable cell count (cfu)

Hexane

Dichloro

Methanol

Drug

Residue

Drug

Residue

LogRcfu

Hexane

Dichloro

Methanol

Drug

Residue

Drug

Residue

LogRcfu

Drug

Residue

Drug

Residue

P. aeruginosa

+

+

+

+

+

52 × 109

17 × 108

9

10

vr

vr

+

+

+

5× 104

10 × 104

14

14

1018

E. coli

+

+

−

+

vr

87 × 105

35 × 105

6

6

+

+

+

+

+

90 × 103

24 × 106

8

5

1011

S. aureus

+

+

+

+

+

52 × 107

9 × 1013

14

8

+

+

+

+

+

63× 104

53 × 1012

17

9

1021

MRSA

+

vr

vr

+

vr

77 × 108

15 × 1013

13

8

+

+

+

+

+

26 × 104

33× 1010

17

11

1021

C. albicans

−

−

vr

−

−

15 × 106

14 × 106

0

0

−

−

−

vr

−

4 × 105

45 × 107

1

0

106

  1. vr variable results, + active, − not active, LogRcfu log reduction in colony forming units