A SINGLE muscle fibre with its nerve supply (Fig. 1) has been dissected from the M. adductor longus of the frog (Hyla aurea). This preparation survives for as long as twenty–four hours at a ...

THE concept of a sodium–potassium linked electrically neutral pump was first put forward by Hodgkin 1 for muscle and nerve. He suggested that a potassium ion might be transported into the cell for ...