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单词 metamyelocyte
释义

metamyelocyte


metamyelocyte

[‚med·ə′mī·ə·lō‚sīt] (histology) A granulocytic cell intermediate in development between the myelocyte and granular leukocyte; characterized by a full complement of cytoplasmic granules and a bean-shaped nucleus. Also known as juvenile cell; metagranulocyte.

metamyelocyte


metamyelocyte

 [met″ah-mi´ĕ-lo-sīt″] a precursor in the granulocytic series, being a cell intermediate in development between a promyelocyte and the mature, segmented (polymorphonuclear) granular leukocyte, and having a U-shaped nucleus.

met·a·my·el·o·cyte

(met-ă-mī'el-ō-sīt), A transitional form of myelocyte with nuclear construction that is intermediate between the mature myelocyte (myelocyte C of Sabin) and the two-lobed granular leukocyte. Synonym(s): juvenile cell [meta- + G. myelos, marrow, + kytos, cell]

metamyelocyte

A cell similar in shape, but slightly smaller (10 to 16 µm in diameter) than a myelocytes, which has a central or eccentric, indented kidney bean nucleus. The chromatin is usually coarsely clumped, and there is no nucleolus; the N:C ratio is 1.5:1 to 1:1. The abundant, pink or colourless cytoplasm may contain rare reddish-purple azurophilic (primary) granules and/or many fine, lilac, neutrophilic (secondary/specific) granules.
The metamyelocyte corresponds to the M5 stage of a maturing granulocyte, which is morphologically between a myelocyte (M3 or M4) and a PMN (M6 or M7).

met·a·my·e·lo·cyte

(met'ă-mī'ĕ-lō-sīt) A transitional form of myelocyte with nuclear construction that is intermediate between the mature myelocyte (myelocyte C of Sabin) and the two-lobed granular leukocyte.
Synonym(s): juvenile cell.
[meta- + G. myelos, marrow, + kytos, cell]
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更新时间:2024/12/24 1:18:48