دراسة نسيجية و خلوية لتطور الكبد و البنكرياس في يرقات و يافعات أسماك الكارب الشائع Cyprinus carpio L., 1758

الملخص EN

Study of growth and development of the liver and pancreas in common carp larvae (Cprinus carpio) were studied by using a several samples of the larvae and juveniles during artificial fertilization in the hatchery of marine science center.

The primordium of the two glands have appeared in larvae (2-3) days after hatching as buds from the gut wall.

Temperature of the Water in the incubators was 26°C and the hatchery duration was 38 hr.

The hepatocyte was appeared as polyhedral shape and arranged in the form of cords confine between them a space called sinosuid with a central vein.

the liver was appeared as compact member along the sides of gut, and noted increasing of fatty granules, Pancreas was appeared at the age of 3 days after hatching were composed of irregular cells and that quickly to grow with the advent of zymogen granules at aged 8 days after hatching that attach with cells of gut, then at the age of (28-30) days after hatching it was appeared as a narrow strip which extending on both sides of the intestines with the differentiation of exocrine pancreas and endocrine pancreas.