a perpetuating strain of cells in laboratory culture.
(biology) a clone of animal or plant cells that can be grown in a suitable nutrient culture medium in the laboratory
cell line n.
Cells grown in tissue culture and representing generations of a primary culture.
- Cell lineage
noun (biology) the developmental history of a tissue or part of an organism from particular cells in the fertilized egg or embryo through to their fully differentiated state
a fellow inmate in a prison cell. Contemporary Examples Historical Examples
- Cell-mediated immunity
immunity independent of antibody but dependent on the recognition of antigen by T cells and their subsequent destruction of cells bearing the antigen or on the secretion by T cells of lymphokines that enhance the ability of phagocytes to eliminate the antigen. cell-mediated immunity n. Abbr. CMI Immunity resulting from a cell-mediated immune response. Also […]
the semipermeable membrane enclosing the cytoplasm of a cell. Historical Examples noun a very thin membrane, composed of lipids and protein, that surrounds the cytoplasm of a cell and controls the passage of substances into and out of the cell Also called plasmalemma, plasma membrane cell membrane n. The semipermeable membrane that encloses the cytoplasm […]