Bulletin of Pure & Applied Sciences- Zoology
  • Year: 2017
  • Volume: 36a
  • Issue: 2

Histopathological changes in the gill, liver, and kidney of the fish labeo rohita (Hamilton) exposed to thiodicarb 75% WP

1Academic Consultant, Department of Zoology, Yogi Vemana University, Kadapa-516 003, Andhra Pradesh, India

2Department of Zoology, Acharaya Nagarjuna University, Guntur, Andhra Pradesh, India

*Corresponding Author: P. Mariyadasu, Academic Consultant, Department of Zoology, Yogi Vemana University, Kadapa-516003, Andhra Pradesh, India. E-mail: peril.das@gmail.com

Online published on 29 December, 2017.

Abstract

Freshwater fish, Label Rosita was exposed to lethal & sub lethal concentration of a thiodicarb 75% wp insect side larvin technical grade for a period of 10 days. The histopathological changes in the gill include: necrosis, vacuolar degeneration, fusion and atrophy of primary and secondary gill lamellae. The tissue damages like degeneration of cytoplasm in hepatocytes, atrophy, formation of vacuoles, rupture in blood vessels and disposition of hepatic cords are the histopathological changes observed in the liver. The changes in the kidney include: necrosis, swelling of renal tubules, cellular hypertrophy and granular cytoplasm.

Keywords

75% wp, Alachlor, Lasso 50% EC, Labeo rohita, Gill, Liver, Kidney