Table I.

Inhibitory effect of 6-bromotryptamine A on AChE activity.

6-bromotryptamine A (µM)	Inhibition of AChE (% of control)
0.1	3.97±0.94
0.3	5.98±0.81
1	7.19±1.15
3	11.58±1.34
10	29.32±0.31
25	33.42±1.68
50	44.97±0.46

AChE, acetylcholinesterase.