... diaphragm muscle (Banker et al. 1983; Kelly and Robbins 1987). In this sense, it is possible that the age-related increase in EPP amplitude and quantal content are limited to limb muscles and do ... of evoked compound muscle action potentials, assessment of force loss during nerve vs. direct muscle stimulation, and microelectrode measurements of synaptic potentials and/ or currents. Important ... hindlimb muscles from young and aged rats. Mechanisms of Ageing and Development, 125, 619–627.Lowe, D. A., Warren, G. L., Snow, L. M., Thompson, L. V., Thomas, D. D. (2004b). Muscle activ-ity and...