chromatolysis

[kroh-muh-tol-uh-sis]

noun

Cell Biology, Pathology.

1. the dissolution and disintegration of chromatin.

chromatolysis

/ ˌkrəʊməˈtɒlɪsɪs /

noun

1. cytology the dissolution of stained material, such as chromatin in injured cells

Other Word Forms

• chromatolytic adjective

Word History and Origins

Origin of chromatolysis¹

First recorded in 1900–05; chromato- + -lysis

Example Sentences

If the axis cylinder is severed at any point, it degenerates beyond that point, and the nucleus of the nerve-cell disintegrates—chromatolysis.

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Animals upon whom double adrenalectomy has been performed show a striking fall in temperature, muscular weakness,—after adrenalectomy the animal may not be able to stand even,—and progressive chromatolysis.

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The injection of adrenalin causes striking brain-cell changes: first, a hyperchromatism, then a chromatolysis.

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Adrenalin alone causes hyperchromatism followed by chromatolysis, and in overdosage causes the destruction of some brain-cells.

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