JP2016535601A5 - - Google Patents

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JP2016535601A5
JP2016535601A5 JP2016552246A JP2016552246A JP2016535601A5 JP 2016535601 A5 JP2016535601 A5 JP 2016535601A5 JP 2016552246 A JP2016552246 A JP 2016552246A JP 2016552246 A JP2016552246 A JP 2016552246A JP 2016535601 A5 JP2016535601 A5 JP 2016535601A5
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cell line
paralog
histone
reagent
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Claims (26)

  1. 家畜、家禽、狩猟動物又は水生動物種の自己複製細胞株を筋原性転写因子で修飾して、筋原性転写因子修飾細胞株を生成すること、及び
    前記修飾細胞株を外因性調節により誘導し、ここで分化した修飾細胞株が筋細胞と筋管を形成すること、及び
    前記筋細胞と筋管を培養して骨格筋線維を生成させ、これにより培養された食肉製品を生成すること、
    を含む、培養された食肉製品インビトロで生成する方法。
  2. 前記培養された食肉製品が、家畜又は家禽種のものである、請求項1に記載の方法。
  3. 前記培養された食肉製品が、家畜種のものである、請求項2に記載の方法。
  4. 前記家畜種が、ブタ又はウシである、請求項3に記載の方法。
  5. 前記生成された培養された食肉製品が、ヒト及び非ヒトの食物消費に適合される、請求項1〜4のいずれか1項に記載の方法。
  6. 前記自己複製細胞株が、胚性幹細胞株、人工多能性幹細胞株、胚体外細胞株、及び体細胞株からなる群から選択される、請求項1〜5のいずれか1項に記載の方法。
  7. 前記筋原性転写因子が、MYOD1、MYOG、MYF5、MYF6、PAX3、PAX7、それらのパラログ、オーソログ、及び遺伝子変異体からなる群から選択される、請求項1〜のいずれか1項に記載の方法。
  8. 前記筋原性転写因子が、MYOD1である、請求項1〜のいずれか1項に記載の方法。
  9. 未分化細胞ストック増殖のために第1の培地中に前記修飾細胞株を維持することをさらに含む、請求項1〜のいずれか1項に記載の方法。
  10. 細胞ストック増殖のためにドキシサイクリンを含む第1の培地中に前記修飾細胞株を維持することをさらに含む、請求項に記載の方法。
  11. 系譜特異的な分化のために第2の培地中に前記修飾細胞株を移し替えることをさらに含む、請求項1〜10のいずれか1項に記載の方法。
  12. 系譜特異的な分化のためにE2を含む第2の培地中で前記修飾細胞株を処理することをさらに含む、請求項11に記載の方法。
  13. 前記第2の培地が、古典的WNTシグナル伝達経路を活性化する試薬、エピジェネティックな調節のための試薬、又はそれらの組合わせをさらに含む、請求項11又は12に記載の方法。
  14. 前記第2の培地が、古典的WNTシグナル伝達経路を活性化する試薬をさらに含む、請求項13に記載の方法。
  15. 前記古典的WNTシグナル伝達経路を活性化する試薬が、GSK3β阻害剤を含む、請求項14に記載の方法。
  16. 前記GSK3β阻害剤が、CHIR99021、塩化リチウム、BIO、CHIR99021、SB216763、CHIR−98014、TWS119、チデグルシブ、IM−12、1−アザケンパウロン(1-Azakenpullone)、AR−A014418、及びSB415286からなる群の1つ又は複数の構成員から選択される、請求項14に記載の方法。
  17. 前記GSK3β阻害剤が、CHIR99021である、請求項16に記載の方法。
  18. 前記第2の培地が、エピジェネティックな調節のための試薬をさらに含む、請求項13に記載の方法。
  19. 前記エピジェネティックな調節のための試薬が、5AC、RG108、スクリプタイド、酪酸ナトリウム、トリコスタチンA、スベロイルアニリドヒドロキサム酸、MS−275、CI−994、BML−210、M344、MGCD0103、PXD101、LBH−589、ツバスタチンA、NSC3825、NCH−51、NSC−3852、HNHA、BML−281、CBHA、サレルミド、ピメリン酸ジフェニルアミド、ITF−2357、PCI−24781、APHA化合物8、ドロキシノスタット(Droxinostat)、SB−939、ヒストンデアセチラーゼパラログ、ヒストンアセチルトランスフェラーゼパラログ、tet−メチシトシンジオキシゲナーゼパラログ(tet-methycytosine dioxygenase paralogs)、ヒストンデメチラーゼパラログ、ヒストンメチルトランスフェラーゼパラログ、及びDNAメチルトランスフェラーゼパラログ、ヒストン、並びにMi−2/NuRD及びSWI/SNFを含むクロマチンリモデリング複合体のサブユニットからなる群の1つ又は複数の構成員から選択される、請求項18に記載の方法。
  20. 前記エピジェネティックな調節のための試薬が、DNAメチル化の阻害剤である、請求項18又は19に記載の方法。
  21. 前記筋組織が、骨格筋線維を含む、請求項1〜20のいずれか1項に記載の方法。
  22. 前記古典的WNTシグナル伝達経路が、GSK3β又はその基質CTNNB1の遺伝子編集阻害により活性化される、請求項1〜21のいずれか1項に記載の方法。
  23. 請求項1〜22のいずれか1項に記載のインビトロでの方法により生成される培養された食肉製品
  24. 前記エピジェネティックな調節のための試薬が、ヒストンデアセチラーゼパラログ、ヒストンアセチルトランスフェラーゼパラログ、tet−メチルシトシンジオキシゲナーゼパラログ、ヒストンデメチラーゼパラログ、ヒストンメチルトランスフェラーゼパラログ、及びDNAメチルトランスフェラーゼパラログ、ヒストン、並びにMi−2/NuRD及びSWI/SNFを含むクロマチンリモデリング複合体のサブユニットからなる群の1つ又は複数の構成員から選択される、請求項18に記載の方法。
  25. 前記培地が17−βエストラジオール(E2)を含む、請求項12に記載の方法。
  26. 前記筋管が多核の筋管である、請求項1に記載の方法。
JP2016552246A 2013-10-30 2014-10-30 拡張性のある骨格筋系譜形成及び培養の方法 Active JP6728049B2 (ja)

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AU (2) AU2014342180B2 (ja)
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