…Most cases are due to genetic causes, including the presence of a genetic deficiency or inhibition of activity of tyrosinase, which is involved in the synthesis of melanin from tyrosine. This phenomenon, called albinism or albinism (medically known as leucism), is seen in many animal species. Albinism in wild animals, including the white snake, has been known for a long time and has often been the subject of religious worship. … *Some of the terminology that mentions "albinism" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…多くは遺伝的原因によるもので,メラニン生合成の阻害,とくにチロシンからの合成に関与するチロシナーゼの遺伝的欠損または活性阻害の存在が認められる。このような現象albinismは白化現象,白化症(医学では白皮症)などとも呼ばれ,多くの動物種でみられる。シマヘビの白化型である〈シロヘビ〉をはじめ,野生動物の白子は古くから知られ,しばしば信仰の対象とされてきた。… ※「albinism」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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