Sir Henry Hallett Dale was an English pharmacologist and physiologist. For his study of acetylcholine as agent in the chemical transmission of nerve pulses (neurotransmission) he shared the 1936 Nobel Prize in Physiology or Medicine with Otto Loewi. The Nobel Prize in Physiology or Medicine 1936, announced October 29, 1936. Sir Henry Dale and Otto Loewi, “for their discoveries relating to chemical transmission of nerve impulses”. Sir Henry Dale: born 1875, London, United Kingdom. Otto Loewi: born 1873, Frankfurt-on-the-Main, Germany. Wiki link Wiki link Data: the Nobel Foundation (CC0).