…A giant chromosome found in the interphase nuclei of salivary gland cells of Dipteran insects (larvae). It was first reported by E. G. Balbiani (1881), but its genetic importance was first pointed out by D. Kostoff (1930). In salivary gland cells, homologous chromosomes are paired, so the number of salivary gland chromosomes observed is equivalent to the number of chromosomes ( n ). … *Some of the terminology references "Balbiani, EG" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…双翅(そうし)目の昆虫(幼虫)の唾腺細胞の中間期の核にみられる巨大染色体。バルビアニE.G.Balbiani(1881)によって初めて報告されたが,その遺伝学的重要性を指摘したのはコストフD.Kostoff(1930)が最初である。 唾腺細胞では相同染色体が対合しているので,染色体数(n)に相当する数の唾腺染色体が観察される。… ※「Balbiani,E.G.」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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