These move rapidly apart and rotate so that they bracket a stable 0.8 microm spindle. Later, during mitosis, this spindle elongates, etc. Yeast cells placed on sporulation medium soon enter meiosis. After 4 hr the spindle plaques of the more mature cells duplicate, producing a stable side-by...
In animal cells, the mitotic spindle is comprised of dynamic microtubules that are nucleated around several spatially distinct sources including chromosomes [23] and centrosomes [47]. A normal cell contains exactly two centrosomes at the onset of mitosis: one for each spindle pole. How might dysr...
Such studies require the isolation of the mitotic spindle, or its substructures, in sufficient amounts and free of excessive contaminants. A number of methods for the isolation of mitotic spindles from mammalian tissue culture cells have been developed in the past. We have compared these methods ...
Importin β is transported to spindle poles during mitosis and regulates Ran-dependent spindle assembly factors in mammalian cells Spatial control is a key issue in cell division. The Ran GTPase regulates several fundamental processes for cell life, largely acting through importin mole... Ciciarello,...
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n. 主轴;纱锭;纺锤(spindle的复数) v. 使成纺锤形;变细长(spindle的第三人称单数形式) 英语例句库 1.Objective To investigate changes induced by hindlimb unloading in morphology of nerve endings in soleus muscle spindles. 目的观察后肢去负荷对大鼠比目鱼肌肌梭神经形态的影响。 2.Myoid cells had three ty...
This article focuses on the adhesion pattern of mother cell during mitosis. When an adherent cell divides, the cell rounds up for mitosis but the daughter cells spread back out to the original shape of the mother cell. Fine retraction fibers remain connected to the mother cell's adhesion ...
Cells from across the eukaryotic tree use microtubules for a variety of functions during both interphase and mitosis. Interphase microtubules contribute to cell shape, polarity, and intracellular trafficking. During cell division, a microtubule-based spindle mediates chromosome segregation.1,2 Interphase an...
Sleep spindle generation classically relies on an interplay between the thalamic reticular nucleus (TRN), thalamo-cortical (TC) relay cells and cortico-thalamic (CT) feedback during non-rapid eye movement (NREM) sleep. Spindles are hypothesized to stabil
The textbook-changing findings meant that the genetic information from each parent is kept apart throughout the first division, as it was long thought that initially, one spindle is responsible for segregating the embryo's chromosomes into two cells. ...