spindle fiber


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spindle fiber

[′spin·dəl ‚fī·bər]
(cell and molecular biology)
One of the fiberlike elements of the spindle; an aggregation of microtubules resulting from the polymerization of a series of small protein fibrils by primary ‒S‒S‒ linkages.
References in periodicals archive ?
For example, the students were asked, "Imagine that spindle fibers did not form during mitosis but the cell still divided into two daughter cells.
1999) showed the highest pregnancy rate in cryopreserved pronuclear embryo and obtained a high implantation rate with an absence of 1-cell and spindle fiber after thawing.
The QMS becomes transformed into the functionally bipolar spindle of meiosis I by increased development of spindle fibers and movement of pairs of poles toward a single division axis (Fig.
Chromosomes, cell membranes, and spindle fibers are modeled in LEGOs as the students move through the stages of interphase, prophase, metaphase, anaphase, and telophase.
The nature of mitotic spindle fibers and their role in chromosome movement, S.
22d-f) are rod shaped with poles that are more focused than those of first division, [gamma]-Tubulin is distributed along the spindle fibers (Fig.