JP2002516562A - Tリンパ球のインビトロ増殖のための改変された迅速な拡大方法(「改変rem」) - Google Patents
Tリンパ球のインビトロ増殖のための改変された迅速な拡大方法(「改変rem」)Info
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Abstract
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Claims (1)
- 【特許請求の範囲】 1.インビトロで培養培地中の最初のTリンパ球集団を迅速に拡大するための方 法であって、以下の工程: インビトロで培養培地に最初のTリンパ球集団を添加する工程; 少なくとも1つのT細胞刺激成分を発現する、分裂していない哺乳動物細胞株 を培養培地に添加する工程であって、ここで、該細胞株はEBVで形質転換された リンパ芽球細胞株(LCL)でない、工程;および 培養物をインキュベートする工程 を包含する、方法。 2.前記T細胞刺激成分が、Fc-γレセプター、細胞接着アクセサリー分子、お よびサイトカインからなる群から選択される、請求項1に記載の迅速な拡大方法 。 3.前記T細胞刺激成分が、Fc-γレセプター、細胞接着アクセサリー分子、お よびサイトカインからなる群から選択され、そして前記最初のTリンパ球集団が 、約2週間未満の期間のインキュベーション後に少なくとも200倍拡大される、 請求項1に記載の迅速な拡大方法。 4.前記T細胞刺激成分が、Fc-γレセプター、細胞接着アクセサリー分子、お よびサイトカインからなる群から選択され、そして前記最初のTリンパ球集団が 、約2週間未満の期間のインキュベーション後に少なくとも500倍拡大される、 請求項1に記載の迅速な拡大方法。 5.前記T細胞刺激成分が、Fc-γレセプター、細胞接着アクセサリー分子、お よびサイトカインからなる群から選択され、そして前記最初のTリンパ球集団が 、約2週間未満の期間のインキュベーション後に少なくとも1000倍拡大される、 請求項1に記載の迅速な拡大方法。 6.前記培養培地に抗CD3モノクローナル抗体を添加する工程をさらに包含し、 ここで、抗CD3モノクローナル抗体の濃度が、少なくとも約1.0ng/mlである、請 求項1に記載の迅速な拡大方法。 7.前記培養培地にIL-2を添加する工程をさらに包含し、ここで、IL-2の濃度が 、少なくとも約10ユニット/mlである、請求項1に記載の迅速な拡大方法。 8.前記哺乳動物細胞株が、ヒト末梢血単核細胞(ヒトPBMC)に見出される少な くとも3倍の頻度で存在する少なくとも1つの細胞型を含む、請求項1に記載の 迅速な拡大方法。 9.前記T細胞刺激成分が、Fc-γレセプターおよび細胞接着アクセサリー分子 からなる群から選択される、請求項1に記載の迅速な拡大方法。 10.前記T細胞刺激成分が、細胞接着アクセサリー分子およびサイトカインか らなる群から選択される、請求項1に記載の迅速な拡大方法。 11.前記T細胞刺激成分が、Fc-γレセプターおよびサイトカインからなる群 から選択される、請求項1に記載の迅速な拡大方法。 12.前記哺乳動物細胞株が、細胞接着アクセサリー分子を発現する、請求項1 に記載の迅速な拡大方法。 13.前記細胞接着アクセサリー分子が、クラスII MHC、クラスI MHC、ICAM1 、ICAM2、ICAM3、CD58、CD72、フィブロネクチン、CD27に対するリガンド、CD80 、CD86、およびヒアルロン酸塩からなる群から選択される、請求項12に記載の 迅速な拡大方法。 14.前記哺乳動物細胞株が、サイトカインを発現する、請求項1に記載の迅速 な拡大方法。 15.前記T細胞刺激成分が、CD21に結合する分子である、請求項1に記載の迅 速な拡大方法。 16.前記サイトカインが、IL-1、IL-2、IL-4、IL-6、IL-7、IL-12、およびIL- 15からなる群から選択される、請求項14に記載の迅速な拡大方法。 17.前記培養培地に可溶性のT細胞刺激因子を添加する工程をさらに包含する 、請求項1に記載の迅速な拡大方法。 18.前記可溶性のT細胞刺激因子が、サイトカイン、T細胞表面成分に特異的 な抗体、およびT細胞表面成分に結合し得る成分に特異的な抗体からなる群から 選択される、請求項17に記載の迅速な拡大方法。 19.前記可溶性のT細胞刺激因子が、IL-1、IL-2、IL-4、IL-6、IL-7、IL-12 、およびIL-15からなる群から選択されるサイトカインである、請求項17に記 載の迅速な拡大方法。 20.前記可溶性のT細胞刺激因子が、T細胞表面成分に特異的な抗体であり、 そして該T細胞表面成分が、CD4、CD8、CD11a、CD2、CD5、CD49d、CD27、CD28、 およびCD44からなる群から選択される、請求項17に記載の迅速な拡大方法。 21.前記可溶性のT細胞刺激因子が、T細胞表面成分に結合し得る成分に特異 的な抗体であり、そして該T細胞表面成分が、CD4、CD8、CD11a、CD2、CD5、CD4 9d、CD27、CD28、およびCD44からなる群から選択される、請求項17に記載の迅 速な拡大方法。 22.前記可溶性のT細胞刺激因子が、CD21に結合する分子である、請求項17 に記載の迅速な拡大方法。 23.前記CD21に結合する分子が、抗CD21抗体である、請求項22に記載の迅速 な拡大方法。 24.非常に多数の末梢血単核細胞(PBMC)を培養物に添加する工程をさらに包 含する、請求項1に記載の迅速な拡大方法。 25.拡大される最初のT細胞に対するPBMCの比が、約40:1未満である、請求 項24に記載の迅速な拡大方法。 26.拡大される最初のT細胞に対するPBMCの比が、約10:1未満である、請求 項24に記載の迅速な拡大方法。 27.拡大される最初のT細胞に対するPBMCの比が、約3:1未満である、請求項 24に記載の迅速な拡大方法。 28.EBVで形質転換された非常に多数のリンパ芽球細胞(LCL)を培養物に添加 する工程をさらに包含する、請求項1に記載の迅速な拡大方法。 29.拡大される最初のT細胞に対するLCLの比が、約10:1未満である、請求項 28に記載の迅速な拡大方法。 30.前記最初のTリンパ球集団が、少なくとも1つのヒトCD8+抗原特異的細胞 障害性Tリンパ球(CTL)を含む、請求項1に記載の迅速な拡大方法。 31.前記最初のTリンパ球集団が、少なくとも1つのヒトCD4+抗原特異的ヘル パーTリンパ球を含む、請求項1に記載の迅速な拡大方法。 32.ヒトT細胞を遺伝子的に形質導入する方法であって、以下の工程: インビトロで培養培地に最初のTリンパ球集団を添加する工程; T細胞刺激成分を発現する、EBVで形質転換していない哺乳動物細胞株を培養 培地に添加する工程;および 該培養物をインキュベートする工程;および 培養培地にベクターを添加する工程 を包含する、方法。 33.請求項32に記載の遺伝子形質導入法であって、ここで、前記ベクターが 、Tリンパ球を阻害する阻害化合物に対する耐性を提供する選択マーカーを含む レトロウイルスベクターであり、そしてさらに、以下の工程: レトロウイルスベクターの添加後少なくとも1日間、培養物のインキュベーシ ョンを継続する工程;および 該継続されたインキュベーション工程後に該培養培地に該阻害化合物を添加す る工程 を包含する、方法。 34.非常に多数のヒトPBMCを添加する工程をさらに包含する、請求項32に記 載の遺伝子形質導入法。 35.最初のT細胞に対するPBMCの比が、約40:1未満である、請求項34に記 載の遺伝子形質導入法。 36.分裂していないEBVで形質転換したリンパ芽球細胞(LCL)を添加する工程 をさらに包含する、請求項32に記載の遺伝子形質導入法。 37.最初のT細胞に対するLCLの比が、約10:1未満である、請求項36に記載 の遺伝子形質導入法。 38.インビトロで最初のTリンパ球集団の迅速な拡大を促進し得るREM細胞株 を生成する方法であって、以下の工程: 細胞型涸渇PBMC集団を産生するためにヒトPBMC集団から1つ以上の細胞型を涸 渇させる工程、 涸渇していないPBMCによって提供される活性に対する涸渇した細胞型の寄与を 決定するためのhp-REMプロトコルにおいて、涸渇していないPBMCの代わりに該細 胞型涸渇PBMC集団を使用する工程、 該涸渇細胞型によって提供されるT細胞刺激活性を同定する工程、および 該T細胞刺激活性の発現を可能にする遺伝子で哺乳動物細胞株を形質転換する 工程 を包含する、方法。 39.前記T細胞刺激成分が、Fc-γレセプター、細胞接着アクセサリー分子、 およびサイトカインからなる群から選択される、請求項38に記載のREM細胞株 を生成する方法。 40.請求項38に記載の方法によって生成される哺乳動物細胞株を含む、イン ビトロで最初のTリンパ球集団の迅速な拡大を刺激し得るREM細胞株。 41.前記細胞株が、細胞接着アクセサリー分子を発現する、請求項40に記載 のREM細胞株。 42.前記細胞接着アクセサリー分子が、クラスII MHC、クラスI MHC、ICAM1、 ICAM2、ICAM3、CD58、CD72、フィブロネクチン、CD27に対するリガンド、CD80、 CD86、およびヒアルロン酸塩からなる群から選択される、請求項41に記載のRE M細胞株。 43.前記細胞株が、Fc-γレセプターを発現する、請求項40に記載のREM細胞 株。 44.前記細胞株が、少なくとも1つのT細胞刺激サイトカインを発現する、請 求項40に記載のREM細胞株。 45.前記T細胞刺激サイトカインが、IL-1、IL-2、IL-6、IL-7、IL-12、およ びIL-15からなる群から選択される、請求項44に記載のREM細胞株。 46.前記細胞株が、CD21に結合する分子を発現する、請求項40に記載のREM 細胞株。 47.請求項40に記載のREM細胞株を含む、インビトロで最初のTリンパ球集 団を迅速に拡大し得る培養培地。 48.外因性サイトカインをさらに含む、請求項47に記載の培養培地。 49.非常に多数の外因性サイトカインをさらに含み、ここで、該非常に多数の 外因性サイトカインが、少なくとも1つのインターロイキンを含む、請求項47 に記載の培養培地。 50.前記インターロイキンが、IL-1、IL-2、IL-6、IL-7、IL-12、およびIL-15 からなる群から選択される、請求項49に記載の培養培地。 51.CD21に結合する分子をさらに含む、請求項47に記載の培養培地。 52.前記CD21に結合する分子が、抗CD21抗体である、請求項51に記載の培養 培地。 53.抗CD3モノクローナル抗体をさらに含む、請求項49に記載の培養培地。
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- 1997-03-03 EP EP97914841A patent/EP0904350B1/en not_active Expired - Lifetime
- 1997-03-03 US US08/793,707 patent/US6316257B1/en not_active Expired - Fee Related
- 1997-03-03 JP JP53187797A patent/JP2002516562A/ja active Pending
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- 2001-09-17 US US09/956,581 patent/US6890753B2/en not_active Expired - Fee Related
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2005
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JP2016169216A (ja) * | 2003-02-28 | 2016-09-23 | ザ ジョンズ ホプキンス ユニバーシティThe Johns Hopkins University | T細胞調節方法 |
JP2007525225A (ja) | 2004-02-26 | 2007-09-06 | イミュノバティブ セラピーズ, リミテッド | 細胞治療のためのt細胞を調製するための方法 |
JP2014042529A (ja) * | 2004-02-26 | 2014-03-13 | Immunovative Therapies Ltd | 細胞治療のためのt細胞を調製するための方法 |
US8883974B2 (en) | 2004-02-26 | 2014-11-11 | Immunovative Therapies, Ltd. | Device for enhancing immunostimulatory capabilities of T-cells |
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JP2014512183A (ja) * | 2011-04-08 | 2014-05-22 | ベイラー カレッジ オブ メディスン | キメラサイトカイン受容体を用いて、腫瘍微小環境の影響を逆転する方法 |
JP2018108091A (ja) * | 2011-04-08 | 2018-07-12 | ベイラー カレッジ オブ メディスンBaylor College Of Medicine | キメラサイトカイン受容体を用いて、腫瘍微小環境の影響を逆転する方法 |
US10548921B2 (en) | 2011-04-08 | 2020-02-04 | Baylor College Of Medicine | Reversing the effects of the tumor microenvironment using chimeric cytokine receptors |
US11717538B2 (en) | 2011-04-08 | 2023-08-08 | Baylor College Of Medicine | Reversing the effects of the tumor microenvironment using chimeric cytokine receptors |
JP2021503885A (ja) * | 2017-11-22 | 2021-02-15 | アイオバンス バイオセラピューティクス,インコーポレイテッド | 末梢血からの末梢血リンパ球(pbl)の拡大培養 |
Also Published As
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US20020197716A1 (en) | 2002-12-26 |
EP0904350B1 (en) | 2010-08-04 |
US6890753B2 (en) | 2005-05-10 |
US20050164387A1 (en) | 2005-07-28 |
DE69739951D1 (de) | 2010-09-16 |
EP0904350A1 (en) | 1999-03-31 |
ATE476496T1 (de) | 2010-08-15 |
US6316257B1 (en) | 2001-11-13 |
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