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amitosis
(redirected from amitotic)

   Also found in: Dictionary/thesaurus, Encyclopedia 0.06 sec.
amitosis /ami·to·sis/ (am″ĭ-to´sis) direct cell division, i.e., the cell divides by simple cleavage of the nucleus without formation of spireme spindle figures or chromosomes.amitot´ic
am·i·to·sis (m-tss, m-)
n.
Direct cell division by simple cleavage of the nucleus, without spindle formation or the appearance of chromosomes. Also called direct nuclear division.

ami·totic (-ttk) adj.

amitosis
[am′ətō′sis]
Etymology: Gr, a, mitos, not thread
cell division in which there is binary fission of the nucleus and cytoplasm (as in bacteria) without the complex stages of chromosome separation that occur in mitosis. amitotic, adj.

amitosis
direct cell division; simple cleavage of the nucleus without the formation of a spireme spindle figure or chromosomes.


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Some fields may show binucleate cartilage cells, indicating a process of amitotic division, but most are monocellular and mononucleate.
Cadmium chloride, they have found, will promote growth of the MCF-7 human breast cancer cell line, cells that are normally amitotic in the absence of estradiol.
 
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