Abstract
AN organised sequence of cellular events, some transient, others more lasting, occurs in the visual system on first exposure of dark-reared rats to the light. Hitherto these changes have been biochemically characterised only in terms of rates of change of precursor uptake into protein fractions or in vitro assayed enzyme activities. We have shown that, in the visual cortex, the onset of visual experience is accompanied by a modulation of the total functional quantities of two classes of macromolecule with reasonably well understood functions in the cellular economy. One is the colchicine-binding microtubular protein, tubulin1. We report here rapid transient changes in the amount of a protein known to be involved in synaptic functions, the muscarinic cholinergic receptor (mAChr), on the onset of light.
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ROSE, S., STEWART, M. Transient increase in muscarinic acetylcholine receptor and acetylcholine sterase in visual cortex on first exposure of dark-reared rats to light. Nature 271, 169–170 (1978). https://doi.org/10.1038/271169a0
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DOI: https://doi.org/10.1038/271169a0
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