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pachytene meaning

Pronunciation:
Synonyms of "pachytene""pachytene" in a sentence
MeaningMobile
  • Noun: pachytene
    1. The third stage of the prophase of meiosis

    Derived forms: pachytenes

    Type of: phase, stage

    Part of: prophase

    Encyclopedia: Pachytene


  • [Medicine]
    n : the stage of meiotic prophase which immediately follows the zygotene and in which the paired chromosomes are thickened and visibly divided into chromatids — pachytene adj
Examples
  • In meiosis, the association of four homologous chromatids seen during the pachytene stage of prophase
  • pachytene in meiosis, the stage in mid-prophase that is characterized by the contraction of paired homologous chromosomes
  • Pairing of homologous chromosomes ( synapsis ) commences at one or several points on the chromosome and is clearly seen during pachytene of meiosis i
  • In mice, leptotene, zygotene and early pachytene are enriched for FANC proteins.
  • Asynaptic regions are associated with BRCA1, kinase ATR and �H2AX presence in pachytene spermatocytes.
  • While both CUL4A and CUL4B are expressed in male gametes, CUL4A is highly expressed in pachytenes and diplotenes.
  • Chromomeres are organized in a discontinuous linear pattern along the condensed chromosomes ( pachytene chromosomes ) during the prophase stage of meiosis.
  • This " tripartite structure " is seen during the pachytene stage of the first meiotic prophase, both in males and in females during gametogenesis.
  • Previous to the pachytene stage, during leptonema, the lateral elements begin to form and they initiate and complete their pairing during the zygotene stage.
  • Although found all across the lampbrush chromosome, they are not organized in a clear pattern along as they are in normal pachytene chromosomes of meiosis.
  • More examples:  1  2  3
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