blastema

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blastema

 [blas-te´mah]
1. in species with asexual reproduction, a group of cells that give rise to a new individual.
2. in other species, a group of cells that gives rise to an organ or part in either normal development or regeneration.

blas·te·ma

(blas-tē'mă),
1. The primordial cellular mass (precursor) from which an organ or part is formed.
2. A cluster of cells competent to initiate the regeneration of a damaged or ablated structure.
[G. a sprout]

blastema

/blas·te·ma/ (blas-te´mah) a group of cells giving rise to a new individual (in asexual reproduction) or to an organ or part (in either normal development or in regeneration).blaste´mic

blastema

(blă-stē′mə)
n. pl. blaste·mas or blaste·mata (-mə-tə)
1. A mass of undifferentiated cells from which an organ or a body part develops, either in normal development or in the regeneration of a lost body part.
2. A structureless substance from which it was formerly believed that cells are formed.

blas·te′mal, blas′te·mat′ic (blăs′tə-măt′ĭk)(blă-stē′mĭk), blas·te′mic (blă-stē′mĭk) adj.

blastema

[blastē′mə] pl. blastemas, blastemata
Etymology: Gk, bud
1 any mass of cells capable of growth and differentiation, specifically the primordial, undifferentiated cellular material from which a particular organ or tissue develops.
2 in certain animals, a group of cells capable of regenerating a lost or damaged part or creating a complete organism in asexual reproduction.
3 the budding or sprouting area of a plant. See also primordium. blastemal, blastematic, blastemic, adj.

blastema

A group of cells in a multicellular organism which are capable of developing into a new individual by asexual reproduction or into tissues and organs by regeneration.

blas·te·ma

(blas-tē'mă)
1. The primordial cellular mass (precursor) from which an organ or part is formed.
2. A cluster of cells competent to initiate the regeneration of a damaged or ablated structure.
[G. a sprout]

blastema

an undifferentiated mass of animal cells that later forms a structure or organ either embryologically or through regeneration, e.g. the head of a flatworm.

blastema

1. the primitive substance from which cells are formed.
2. a group of cells that will give rise to a new individual, in asexual reproduction, or to an organ or part, in either normal development or in regeneration.