Abstract
IT has been demonstrated1 that, as compared with the normal animal, the polyploid salamander suffers an impairment in maze learning and, to a lesser extent, in retention. This has been attributed to the increased size of neural cells with a resulting decrease in their number and, perhaps, in their interconnexions.
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BLOCK, J., ESSMAN, W. Growth Hormone Administration during Pregnancy : a Behavioural Difference in Offspring Rats. Nature 205, 1136–1137 (1965). https://doi.org/10.1038/2051136a0
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DOI: https://doi.org/10.1038/2051136a0
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