Ion channels as target sites of neurotoxic agents / Jantje Margaretha OortgiesenPhysical conditions affecting pyrethroid toxicity in arthropods / Gerard Jagers op AkkerhuisInteraction of pyrethroids with the sodium channels in myelinated nerve fibres / door Hendrikus Petrus Maria VijverbergAn electrophysiological investigation into the mode of action of pyrethroid insecticides / door Gerardus Stephanus Franciscus RuigtThe modification of nerve membrane sodium channels by pyrethroids / Jan Ragstat de Weille