Abstract
APOMORPHINE, a direct stimulant of dopamine (DA) receptors, and L-dopa, the direct precursor of DA, have a biphasic action on behaviour; in low doses they decrease motor activity, while in higher doses they cause hyper-motility and sterotypy1–3.
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DI CHIARA, G., PORCEDDU, M., VARGIU, L. et al. Evidence for dopamine receptors mediating sedation in the mouse brain. Nature 264, 564–567 (1976). https://doi.org/10.1038/264564a0
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DOI: https://doi.org/10.1038/264564a0
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