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词汇 blastema
释义

Definition of blastema in US English:

blastema

nounPlural blastemas, Plural blastemata blaˈstēməblaˈstēmə
  • The primary formative material of plants and animals, from which cells are developed.

    Example sentencesExamples
    • The first polypide is formed from a blastema of varying origin, and further zooids in the colony develop through budding.
    • This tether prevents the nerve from retracting too far into the stump and keeps it near the center of the developing blastema.
    • Fibroblast-like cells migrate into the empty segments of the developing blastema to establish cell lines that later become myoblasts.
    • The presence of limb buds was determined by close examination of the blastema for the evagination of a protruding bud.
    • In planarian regeneration, they could be instrumental to transforming the homogeneous blastema and postblastema fields into discrete patterned regions.

Derivatives

  • blastemal

  • adjective
    • Nephroblastoma is an embryonal neoplasm derived from nephrogenic blastemal cells primarily occurring in children who are younger than 6 years.
      Example sentencesExamples
      • The smears were moderately cellular and included an admixture of the characteristic small ovoid blastemal elements and scattered spindled mesenchymal tumor cells.
      • Skeletal muscle and blastemal elements were also absent.
      • Other morphology that this tumor may exhibit would be a predominantly papillary, microcystic, or blastemal growth pattern.
      • The result is a movement of the transfected blastemal cells to more proximal regions in the intercalating regenerate.
  • blastematic

  • adjectiveˌblastəˈmatik

Definition of blastema in US English:

blastema

nounblaˈstēmə
  • The primary formative material of plants and animals, from which cells are developed.

    Example sentencesExamples
    • In planarian regeneration, they could be instrumental to transforming the homogeneous blastema and postblastema fields into discrete patterned regions.
    • The first polypide is formed from a blastema of varying origin, and further zooids in the colony develop through budding.
    • The presence of limb buds was determined by close examination of the blastema for the evagination of a protruding bud.
    • This tether prevents the nerve from retracting too far into the stump and keeps it near the center of the developing blastema.
    • Fibroblast-like cells migrate into the empty segments of the developing blastema to establish cell lines that later become myoblasts.
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