asymmetric cell division


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asymmetric cell division

[¦ā·sə‚me·trik ′sel də‚vizh·ən]
(cell and molecular biology)
A phenomenon in which a mother cell divides into daughter cells that are unequal in size or cytoplasmic content, usually resulting in a different developmental fate for each.
References in periodicals archive ?
Root hair development involves asymmetric cell division in Brachypodium distachyon and symmetric division in Oryza sativa.
Interdependence of filamentous actin and microtubules for asymmetric cell division.
During female germ cell meiosis, asymmetric cell divisions take place to ensure that most of the maternal stores are retained within the oocyte, resulting in the formation of daughter cells with different sizes: the large oocyte and the small polar bodies.
In animal science, the investigation of asymmetric cell division is a major area of study but in plant science, almost nothing is known about it," he said.
The presence of the protein, called BASL, is vital to asymmetric cell division.
For asymmetric cell division in animals, we know many of the proteins that control the process, but plants just don't make any of those proteins," Bergmann said.
Some examples of specific topics include derivation and manipulation of murine embryonic stem cells, efficient gene knockdowns in human embryonic stem cells using lentiviral-based RNAi, ex vivo megakaryocyte expansion and platelet production from human cord blood stem cells, isolation and manipulation of mammalian neural stem cells in vitro, regeneration of skin and cornea by tissue engineering, template DNA- strand co-segregation and asymmetric cell division in skeletal muscle stem cells, derivation of contractile smooth muscle cells from embryonic stem cells, and reprogramming of liver to pancreas.
Examples of specific topics include mechanisms of lipid transport involved in organelle biogenesis in plant cells, molecular circuitry of endocytosis at nerve terminals, vertebrate endoderm development and organ formation, signaling in adult neurogenesis, quantitative time-lapse fluorescence microscopy in single cells, mechanisms shaping the membranes of cellular organelles, coordination of lipid metabolism in membrane biogenesis, genetic control of bone formation, and asymmetric cell divisions and asymmetric cell fates.