, J.C. (1992) Chaotic activity during iron-induced "epileptiform" discharge in rat hippocampal slices. IEEE Trans Biomed Eng 39:1152-1160 Koch,H.P, Zajcek, H. (1991) Fractals also in pharmacokinetics? Pharmazie 46:870- 871 Kolmogorov, A.N. (1950) Foundations of Probability Theory. Chelsea, N.Y. Kolmog

obilized on a biosensor surface (Sadana, 1998). Hierarchical kinetics have also been reported in time courses of drug and metabolite levels (Koch and Zajcek, 1991), tissue tracer washout studies (Beard and Bassingthwaighte, 1998), carrier mediated transport processes (Ogihara et al, 1998), general pharmac