Mitotic inhibitors
The stock solution of colchicine was made by dissolving 5 mg colchicine and 90 mg
NaCl in 10 ml distilled water. The colchicine was administrated at a dose of 2.0 Ag/g BW
and slowly injected into the intraperitoneal cavity at the base of the first pair of pleopods
on the matured male redclaw. The redclaws were then individually kept in 24-l glass
aquaria at 25 jC. The testis was extracted 5– 6 h after colchicine injection and sliced into