karyoplasm
  核質
  kar·yo·plasm /ˈkærɪoˌplæzəm/ 名詞
  核質,核漿
  kar·y·o·plas·m kar·y·o·plas·ma n.  Biol. The protoplasmic substance of the nucleus of a cell; nucleoplasm; -- in opposition to cytoplasm, the protoplasm of the cell.
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  karyoplasm
       n : the protoplasm that constitutes the nucleus of a cell [syn:
           nucleoplasm]