Table 2.

Peptidase activity of D. melanogaster accessory glands. Results are expressed as the mean of three experiments ± s.e.m

Enzyme activity	Rate of hydrolysis (pmol of 7-AMC released/h/AG)
Cysteine peptidase
pre-activation	0.7 ± 0.1
post-activation	4.5 ± 1.3
post-activation + 0.1 μM E64	0.18 ± 0.01
post-activation + 0.1 μM K11777	0.25 ± 0.03