Glutathione as an Inducer of Feeding in Ticks

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Science  08 Jan 1965:
Vol. 147, Issue 3654, pp. 166-167
DOI: 10.1126/science.147.3654.166


Ticks engorged solutions containing reduced glutathione as readily as blood, provided that the tonicity of the solutions was adjusted to that of plasma. Among substances tested this effect was specific for the tripeptide. Glutamic acid inhibited the feeding response.