1. J. del Castillo and C. Zuazaga de Ortiz, Satellite Symposium of the XXVII International Congress of Physiology, Monaco 1977.
2. C. Zuazaga de Ortiz and J. del Castillo, in: Symposium on Abnormal Neuronal Discharges, Raven Press, in press.
3. Abbreviations used: 4-CPD, 4-cyclopentene-1,3-dione; DTNB, 5, 5′-dithiobis-(2-nitrobenzoic acid); NEM, N-ethylmaleimide; BAPNA, N,α-benzoyl-L-arginine-p-nitroanilide.
4. C. Zuazaga de Ortiz and J. del Castillo, Experientia34, (1978).
5. P.C. Jocelyn, Biochem. J.85, 480 (1962).