Research Article

Cypermethrin-Induced Toxic Effect on Glycogen Metabolism in Estuarine Clam, Marcia Opima (Gmelin, 1791) of Ratnagiri Coast, Maharashtra

Table 1

Cypermethrin induced alterations in the total glycogen content of K. opima after acute exposure. (Results expressed in mg/100 mg dry wt. basis).

TissueControl (mg/100 mg)LC0 Group (mg/100 mg)LC50 Group (mg/100 mg)

Mantle23.575 ± 0.198 2 0 . 5 2 5 ± 0 . 1 1 9 ( 1 2 . 9 3 ) 1 6 . 1 7 5 ± 0 . 1 2 6 ( 3 1 . 3 8 )
Gill11.858 ± 0.864 9 . 3 1 ± 0 . 3 7 7 ( 2 1 . 4 8 ) 7 . 4 8 6 ± 0 . 1 1 7 ( 3 6 . 8 6 )
Foot20.9 ± 0.408 1 8 . 5 2 4 ± 0 . 2 7 5 ( 1 2 . 8 2 ) 1 4 . 5 8 9 ± 0 . 2 8 9 ( 3 0 . 1 9 )
Hepatopancreas14.666 ± 0.174 1 9 . 2 3 ± 0 . 5 8 9 ( 3 1 . 1 1 9 ) 2 1 . 7 8 6 ± 0 . 1 5 0 ( 4 8 . 5 )
Male gonad19.85 ± 0.402 1 7 . 2 3 5 ± 0 . 1 1 9 ( 1 3 . 1 7 ) 1 6 . 1 1 ± 0 . 1 9 7 ( 1 8 . 8 4 )
Female gonad 39.6 ± 0.454 3 0 . 5 2 ± 0 . 2 8 6 ( 2 2 . 9 2 ) 2 8 . 5 2 ± 0 . 0 9 1 ( 2 7 . 9 7 )

Values in parenthesis are percentage difference.
SD of five readings 𝑃 < 0 . 0 0 1 .