Mitoses: Distribution in Mouse Ear Epidermis

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Science  03 May 1963:
Vol. 140, Issue 3566, pp. 487-488
DOI: 10.1126/science.140.3566.487


Epidermal cell mitoses occur in a random spatial (Poisson) distribution in the plane of the epidermis of the mouse. It is therefore unlikely that the focal accumulation of a local extracellular factor is responsible for the initiation of mitoses.