Table 1: Antimicrobial activity of the crude extracts, fractions and pure compounds of I. verum.

Gram Positive Bacteria

IL-1

IL-2

IL-3

IL-4

IL-1-PE

IL-1-EA

IL-1-Butl

IL-1-But2

IL-1-Aq

IL-1-AqMsol

IL-1-AqMinsol

Bacillus cereus

14

8

-

-

10

9

-

-

17

11

8

B. stearothermophillus

NCTC 10003

-

-

-

-

-

-

-

-

-

-

-

B. subtilis

10

10

9

-

10

8

-

7

10

11

10

B. thuringiensis

-

8

-

-

-

-

-

-

-

-

-

Corynebacterium hoffmanii

-

-

-

-

-

-

-

-

-

-

-

C. xerosis

10

-

-

-

10

7

-

-

10

-

8

Micrococccus luteus

-

8

-

-

10

12

10

-

-

10

8

Staphylococcus aureus

12

8

-

-

10

8

8

9

7

12

9

S. aureus AB 188

11

8

-

-

8

10

-

7

7

8

7

S. epidermidis

9

8

-

8

7

-

-

-

-

8

-

S. saprophyticus

-

8

-

8

-

-

-

-

-

-

-

Streptococcus faecalis

-

-

-

-

13

8

-

9

-

-

-

S. pyogenes

-

-

-

-

9

7

-

-

-

-

7

Escherichia coli

7

-

-

-

7

8

-

8

8

10

9

Klebsiella pneumoniae

10

-

-

-

8

7

9

8

9

9

9

Proteus mirabilis

8

-

-

-

8

9

-

-

 

-

7

P. vulgaris

10

-

-

-

-

10

8

12

15

10

7

Pseudomonas aeruginosa PAO 286

-

-

-

-

-

10

-

10

9

-

8

Salmonella typhi

8

-

-

-

8

-

-

-

-

8

-

S. paratyphi A

-

-

-

-

-

9

-

9

8

10

-

S. paratyphi B

-

-

-

-

7

8

-

8

11

9

7

Shigella flexneri

-

-

-

-

9

8

-

7

-

-

-

Fungi

 

 

 

 

 

 

 

 

 

 

 

Aspergillus niger

10

-

-

-

25

15

-

-

-

-

14

Penicillium

18

-

-

-

20

-

-

-

-

-

11

Candida albicans

10

-

-

-

9

-

-

-

-

-

-

Note: Results are not shown for extracts or fractions that were inactive against all organisms.