...It is defined as the probability that two genes (homologous genes) at a certain locus in an individual are derived from a common ancestor. It was first defined by S. Wright (1921) as the genetic correlation between gametes that combine using the path coefficient method, but this is generally difficult to understand, and currently the definition by G. Malécot (1948) mentioned above is widely used, and is represented by the symbol F or f . For example, F = 1/16 for children born as a result of first cousin marriage, and 1/64 for children born as a result of first cousin marriage. ... *Some of the terminology that mentions "Malécot, G." is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…ある個体においてある遺伝子座上の二つの遺伝子(相同遺伝子)が共通の祖先遺伝から由来する確率と定義される。最初ライトS.Wrightにより径路係数法を用いて結合する配偶子間の遺伝的相関と定義(1921)されたが,一般に理解しがたく,現在では上述のマレコーG.Malécotの定義(1948)が広く用いられており,Fまたはfの記号で示される。たとえば,いとこ結婚の結果生まれた子どもではF=1/16,またいとこ結婚では1/64である。… ※「Malécot,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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