Abstract
IN the insect, Rhodnius, many insecticides induce release of the diuretic hormone as they cause paralysis1,2. It is possible that this hormone is not the only one released as a consequence of insecticidal action. A general release of neurohormones might be very important in the eventual death of treated insects. To test this idea, we have sought evidence of the release of other neurohormones after poisoning Rhodnius with various insecticides. We have taken as an example the plasticizing factor which is normally released from nerve endings in the epidermis of the abdomen of Rhodnius as it feeds and which causes the abdominal cuticle to become extensible3.
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References
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MADDRELL, S., REYNOLDS, S. Release of Hormones in Insects after Poisoning with Insecticides. Nature 236, 404–406 (1972). https://doi.org/10.1038/236404a0
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DOI: https://doi.org/10.1038/236404a0
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