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Table 4 Effect of ink extract against protein denaturation using bovine serum albumin (anti-arthritic activity)

From: Bioprospective studies of pigmented ink from Sepioteuthis lessoniana and its molecular identification using CO1 gene

Treatment

Concentration (μg/ml)

Absorbance at 255 nm

% Inhibition

Ink extract

50

0.408

10.1

 

100

0.253

44.2

 

250

0.182

59.9

 

500

0.034

92.5

 

1000

0.009

98.01

Positive control (diclofenac sodium)

50

0.32

29.51

 

100

0.236

48.01

 

250

0.176

61.2

 

500

0.027

94.05

 

1000

0.006

98.6

Negative control (distilled water)

–

0.454

–