1. Adam KR, Schmidt H, Stämpfli R, Weiß C (1966) The effect of scorpion venom on single myelinated nerve fibres of the frog. Br J Pharmacol 26:666–677
2. Akera T, Brody TM (1978) The role of Na+, K+-ATPase in the intropic action of digitalis. Pharmacol Rev 29:187–220
3. Akera T, Ku DD, Frank M, Brody TM, Iwasa J (1976) Effects of grayanotoxin I on cardiac Na+, K+-adenosine triphosphatase activity, transmembrane potential and myocardial contractile force. J Pharmacol Exp Ther 199:247–254
4. Albuquerque EX, Warnick JE (1972) The pharmacology of batrachotoxin. IV. Interaction with tetrodotoxin on innervated and chronically denervated rat skeletal muscle. J Pharmacol Exp Ther 180:683–697
5. Allen DG, Blinks JR (1978) Calcium transients in aequorin-injected frog cardiac muscle. Nature (London) 273:509–513