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International Journal of Phytomedicine and Phytotherapy

Table 3 The antibacterial activity (zone of inhibition in mm) of different parts of Sphaeranthus indicus extracted with various solvents against clinical isolates

From: Comparative assessment of antimicrobial and antioxidant activity between whole plant and parts of Sphaeranthus indicus Linn. (Asteraceae)

Plant part

Extracts

Bc

Bs

Sa

Se

Ec

Kp

Pa

Pv

Whole plant

Hexane

12.25 ± 0.13e

22.75 ± 0.28b

23.33 ± 0.14b

19.08 ± 0.14d

12.33 ± 0.22e

 

Ethyl acetate

20.58 ± 0.15c

7.33 ± 0.14i

23.08 ± 0.15b

24.67 ± 0.14a

9.75 ± 0.13f

7.75 ± 0.13 h,i

9.58 ± 0.15f

10.17 ± 0.11f

 

Methanol polar fraction

8.67 ± 0.28 g

8.33 ± 0.22 g, h

 

Aqueous

Leaf

Hexane

16.92

±0.24c

24.83

±0.36a

 

Ethyl acetate

17.08

±0.31c

16.33

±0.38c

18.67

±0.14b

 

Methanol polar fraction

10.41

±0.15d

8.08

±0.29e

 

Aqueous

        

Inflorescence

Hexane

27.17

±0.54b

16.17

±0.17b

27.17

±0.17b

31.33

±0.21a

9.83

±0.40f,g

14.17

±0.17d

 
 

Ethyl acetate

26.33

±0.33b

13.17

±0.40d,e

26.17

±0.48b

29.67

±0.42a

12.17

±0.17e

10.17

±0.17f,g

9.17

±0.17g

14.67

±0.33c,d

 

Methanol polar fraction

11.50

±1.05e,f

11.50

± 0.50e,f

14.50

±0.43c,d

 

Aqueous

        

Stem

Hexane

7.67 ± 0.21d,e

7.50

± 0.22e

12.33 ± 0.88b

9.33 ± 0.21c,d

9.33 ± 0.21c,d

13.17 ± 0.79b

7.50 ± 0.22e

 

Ethyl acetate

9.50 ± 0.22c

13.17

± 0.17b

9.67 ± 0.21c

8.67 ± 0.21c,d,e

9.17 ± 0.31c,d,e

 

Methanol polar fraction

25.67

±1.21a

12.50

±0.55b

9.83

±0.31c

10.17

±0.40c

 

Aqueous

        

Root

Hexane

7.67 ± 0.52b,c

9.00 ± 0.83b,c

7.83 ± 0.41b,c

 

Ethyl acetate

19.50 ± 1.64a

 

Methanol polar fraction

18.17 ± 1.33a

9.83 ± 0.75b

6.67 ± 5.24c

 

Aqueous

        

Streptomycin

 

13.50

±1.17

11.45

±0.80

10.25

±0.25

12.25

±0.25

10.06

±0.30

11.25

±0.28

17.25

±0.25

18.50

±0.28

  1. Bc- B. cereus, Bs- B. subtilis, Sa- S. aureus, Se - S. epidermidis, Ec – E. coli, Kp - K. pneumonia, Pa- P. aeruginosa, Pv – P. vulgaris
  2. The values are expressed as Mean ± SE (n = 3). The different superscript letters denote the significant difference within row at p < 0.05 (Tukey’s test)