primitive cell

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primitive cell

[′prim·əd·iv ′sel]
(crystallography)
A parallelepiped whose edges are defined by the primitive translations of a crystal lattice; it is a unit cell of minimum volume.
References in periodicals archive ?
These primitive cells can differentiate themselves and as such help in the repair of damaged organs at a later date.
Right: A strong desmin reaction is seen in the cytoplasm of the primitive cells.
In principle, just one of these primitive cells can create much of a human being's immune system, not to mention the complex slurry of cells that courses through a person's arteries, veins and organs.
7] Alveolar rhabdomyosarcoma comprise of nests of primitive cells that appear to float in the middle of alveolar spaces with a fibrovascular septa, which outline the cell clusters.
Later chapters detail the evolution of Earth and life on it, from the development of primitive cells by at least 3.
There's no reason to go back to more primitive cells, because they don't seem to have a practical advantage over more definitive cell types in which the risk for tumor formation is lower," said senior study author Charles Murry.
May 25, 2015--Stem cells are primitive cells found in all multicellular organisms that are characterized by self-renewal and the capacity to differentiate into mature cell types.
But it was believed that this was a phenomenon of primitive cells and it was very static" describes Manel Esteller.
All other lung cancer kinds, apart from Small cell lung cancer - primitive cells, and its variants fall under Non-Small-Cell lung cancer.
1] However, specific immunohistological markers, in particular INI1, have made it possible to differentiate these tumours from PNETs in cases where primitive cells predominate.
Stem cells are primitive cells found in all multi-cellular organisms that are characterized by self-renewal and the capacity to differentiate into any mature cell type.
In the early 1950s, according to Allan and Lutz, the understanding of cancer could be summarized by the following statement: "Cancer cells are cells that have reverted to more primitive cells that behave less like eukaryotic cells and more like prokaryotic cells.