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臨床検査51巻13号

2007年12月発行

文献概要

今月の主題 胎盤 総説

胎盤形成遺伝子―Peg10

著者: 金児-石野知子1 石野史敏2

所属機関: 1東海大学健康科学部 2東京医科歯科大学難治疾患研究所

ページ範囲:P.1651 - P.1658

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 胎盤は哺乳類の個体発生に重要な臓器である.この特殊な機能をもつ臓器は生物進化上どのように獲得されたのであろうか?ノックアウトマウスの解析から父親性発現インプリンティング遺伝子のPeg10が胎盤形成に必須の機能をもつことが明らかになった.Peg10はレトロトランスポゾン由来の遺伝子であり,哺乳類進化の中で有袋類と真獣類の共通祖先が獲得した新規遺伝子であった.このPeg10の由来から哺乳類進化と胎盤の獲得との関係を考察した.

参考文献

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掲載誌情報

出版社:株式会社医学書院

電子版ISSN:1882-1367

印刷版ISSN:0485-1420

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