OVARIAN MATURATION IN THE TIGER SHRIMP, PENAEUS MONODON (FABRICIUS) BY SEROTONIN (5- HYDROXYTRYPTAMINE) INJECTION
K. Nagur Babu*, D.C. Reddy
Abstract
The effect of serotonin (5-hydroxytryptamine, 5-HT) on the
histological structure of ovaries of the tiger prawn Penaeus monodon
(Crustacea: Decapoda) was studied. The Gonadosomatic index (GSI)
increased significantly in the treated females, with a majority of
oocytes reaching early vitellogenic stage, indicating that ovarian
maturation could be induced and accelerated by 5-HT. The changes
were also associated with a significant increase (P
Keywords: Penaeus monodon, Reproduction, ovary, Serotonin
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