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Table 1 Antimicrobial activity of ethyl actate (EtoAc) extract of 22 species of sponges collected from Gulf of Mannar region
Inhibition zone diameter (mm) for different microorg
Sponge
Specimen
No.
Escherichia
coli
(NCIM
2065)
Salmonella
abony
(NCIM
2257)
Pseudomonas
aeruginosa
(NCIM 5031)
Bacillus
subtilis
(NCIM
2063)
Staphylococcus
aureus
(NCIM 2079)
Can
albi
(NC
3102
Heteronema erecta
TCN-1
13.00±0.57
10.33±0.33
15.00±0.57
13.66±0.33 14.00±0.57
10.6
Callyspongia diffusa
TCN-2
15.00±0.57
14.66±0.33
12.00±0.00
13.00±0.57 14.66±0.88
8.66
Spirastrella
inconstans
var.
digitata
TCN-3
19.66±0.33
21.00±0.57
19.66±0.33
18.00±0.57 20.00±0.57
13.6
Spirastrella vagabunda
TCN-4
15.00±0.57
12.66±0.66
16.33±0.33
12.00±0.57 17.00±0.57
13.0
Sigmadocia carnosa
TCN-5
10.66±0.66
14.66±0.66
13.33±0.33
12.66±0.66 12.33±0.33
10.0
Spongia officinalis
TCN-6
13.00±0.57
15.66±0.33
16.00±0.57
14.33±0.33 12.33±0.33
12.0
Hyattella cribriformis
TCN-7
9.33±0.66
12.33±0.33
10.33±0.33
12.00±0.57 11.33±0.33
10.6
Aurora globostellata
TCN-8
15.33±0.33
13.33±0.66
11.66±0.33
11.66±0.33 15.33±0.66
12.6
Callyspongia fibrosa
TCN-9
7.66±0.33
12.00±0.57
10.33±0.33
14.00±0.57 13.00±0.57
8.3
Spirastrella
inconstans
var.
moeandrina
TCN-10
15.33±0.66
14.00±0.57
12.33±1.20
12.33±0.33 14.00±0.57
11.3
Spongia sp.
TCN-11
9.33±0.33
13.00±0.57
10.33±0.33
11.00±0.57 11.00±1.00
10.3
Spirastrella
inconstans
var.
globosa
RSM-13
16.66±0.88
19.66±0.88
15.00±0.57
17.33±0.66 17.00±0.57
15.0