Design, synthesis and evaluation of some new 4-aminopyridine derivatives in learning and memory

Effect of synthesized derivatives and donepezil (5 and 10 mg/kg) on acctylcholinesterase (AchE) activity on different region of rat brain [A] prefrontal cortex [B] hippocampus [C] hypothalamus. Results are expressed as mean ± SEM (n = 6).