Letter | Published:

Penetration of Pyrethrin I labelled with Carbon-14 into Susceptible and Pyrethroid Resistant Houseflies

Naturevolume 199pages927928 (1963) | Download Citation



As part of a wider investigation into the causes of insecticide resistance in a strain of house flies (Musca domestica), which show resistance to both DDT and the pyrethroids1, specifically labelled (14C)-pyrethrin I has been used to examine penetration of this insecticide into these insects.

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  1. 1

    Fine, B. C., Nature, 191, 884 (1961).

  2. 2

    Elliott, M., Chem. and Indust., 685 (1958).

  3. 3

    Campbell, I. G. M., and Harper, S. H., J. Chem. Soc., 283 (1945).

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  1. London School of Hygiene and Tropical Medicine, Keppel Street, London, W.C.1

    • B. C. FINE
  2. Tropical Products Institute, 56 Gray's Inn Road, London, W.C.1

    • P. J. GODIN
    •  & E. M. THAIN


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