JP2020511981A - aNK及びIL−12組成物及び方法 - Google Patents
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Abstract
【選択図】図3B
Description
Claims (41)
- 遺伝子修飾NK細胞を刺激する方法であって、
遺伝子修飾NK細胞をIL−2に構成的に曝露させ、それによって前記遺伝子修飾NK細胞をIL−12に感作させるステップと;
前記感作細胞をIL−12に曝露させ、前記感作細胞によるインターフェロンγ(IFNγ)分泌を刺激するステップと
を含んでなる、方法。 - 前記感作細胞をIL−12に曝露させる前記ステップが、NKG2Dの発現を増加させる、請求項1に記載の方法。
- 前記遺伝子修飾NK細胞がaNK細胞である、請求項1に記載の方法。
- 前記遺伝子修飾NK細胞が、少なくとも100IU/mlのIL−2に構成的に曝露される、請求項1に記載の方法。
- 前記IL−2がPEG化IL−2である、請求項1に記載の方法。
- 前記遺伝子修飾NK細胞が、IL−2の細胞内発現によってIL−2に構成的に曝露される、請求項1に記載の方法。
- 前記遺伝子修飾NK細胞がhaNK細胞である、請求項6に記載の方法。
- 前記IL−12が組換えウイルスに感染した細胞から発現され、前記組換えウイルスが前記IL−12をコードする配列セグメントを含む、請求項1に記載の方法。
- 前記組換えウイルスが、腫瘍及び患者特異的抗原、腫瘍関連抗原、及び腫瘍特異的抗原の少なくとも1つをコードする第2の配列セグメントを含む、請求項8に記載の方法。
- 前記IL−12が抗体に結合する、請求項1に記載の方法。
- 前記抗体ががん細胞に結合する、請求項10に記載の方法。
- 前記遺伝子修飾NK細胞が生体外で前記IL−2に曝露され、前記感作細胞が患者に投与される、請求項1に記載の方法。
- 前記感作細胞が生体外で前記IL−12に曝露され、前記感作細胞が患者に投与される、請求項1に記載の方法。
- がんを治療する方法であって、
感作遺伝子修飾NK細胞をがんと診断された個人に投与するステップであって、前記遺伝子修飾NK細胞がIL−2への構成的曝露によって感作されるステップと、
IL−12抗体コンジュゲート又は組換えウイルスをIL−12をコードする前記個人に投与して、前記感作遺伝子修飾NK細胞によるインターフェロンγ(IFNγ)分泌を刺激するステップと
を含んでなる、方法。 - 前記組換えウイルスから発現された前記IL−12抗体又は前記IL−12が、NKG2Dの発現を増加させる、請求項14に記載の方法。
- 前記遺伝子修飾NK細胞がaNK細胞である、請求項14に記載の方法。
- 前記遺伝子修飾NK細胞が、少なくとも100IU/mlのIL−2に構成的に曝露される、請求項14に記載の方法。
- 前記IL−2がPEG化IL−2である、請求項14に記載の方法。
- 前記遺伝子修飾NK細胞が、IL−2の細胞内発現によってIL−2に構成的に曝露される、請求項14に記載の方法。
- 前記遺伝子修飾NK細胞がhaNK細胞である、請求項19に記載の方法。
- IL−12抗体コンジュゲートが投与される、請求項14に記載の方法。
- 前記抗体ががん細胞に結合する、請求項21に記載の方法。
- 前記組換えウイルスが、腫瘍及び患者特異的抗原、腫瘍関連抗原、及び腫瘍特異的抗原の少なくとも1つをコードする配列セグメントを含む、請求項14に記載の方法。
- 前記遺伝子修飾NK細胞が生体外で前記IL−2に曝露され、前記感作細胞が患者に投与される、請求項14に記載の方法。
- 前記感作細胞が生体外で前記IL−12に曝露され、前記感作細胞が患者に投与される、請求項14に記載の方法。
- がんの免疫療法で使用するための感作遺伝子修飾NK細胞であって、前記遺伝子修飾NK細胞がIL−2への構成的曝露によって感作され、前記構成的曝露が(a)IL−2の培地への連続的又は半連続的な添加によって生物活性IL−2の濃度を実質的に一定に維持すること、又は(b)IL−2の細胞内発現によって実施され、前記免疫療法がIL−12又はIL−12抗体コンジュゲートを発現する組換えウイルスを使用する、感作遺伝子修飾NK細胞。
- 前記遺伝子修飾NK細胞がaNK細胞である、請求項26に記載の感作細胞。
- 前記遺伝子修飾NK細胞が、少なくとも100IU/mlのIL−2(200/500/1,000)への構成的曝露によって感作される、請求項26に記載の感作細胞。
- 前記遺伝子修飾NK細胞がPEG化IL−2によって感作される、請求項26に記載の感作細胞。
- 前記遺伝子修飾NK細胞がIL−2の細胞内発現によって感作される、請求項26に記載の感作細胞。
- 前記遺伝子修飾NK細胞がhaNK細胞である、請求項30に記載の感作細胞。
- 前記組換えウイルスが、腫瘍及び患者特異的抗原、腫瘍関連抗原、及び腫瘍特異的抗原の少なくとも1つをコードする配列セグメントをさらに含む、請求項26に記載の感作細胞。
- 前記免疫療法が前記IL−12抗体コンジュゲートを使用する、請求項26に記載の感作細胞。
- 前記抗体ががん細胞に結合する、請求項33に記載の方法。
- 哺乳類におけるNK細胞又はCD8+T細胞の活性を増加させる方法であって、前記哺乳類の細胞に複数の組換えウイルス粒子を感染させるステップであって、各ウイルス粒子が、前記組換えウイルス粒子に感染した細胞内でIL−12の発現を駆動するプロモーター配列に作動可能に結合するIL−12をコードする、組換え核酸セグメントを含んでなるステップを含んでなり;
前記NK細胞が、aNK細胞、haNK細胞、及びtaNK細胞からなる群から選択される、同種異系NK92誘導細胞であり;
前記複数の組換えウイルス粒子が、前記ウイルスに感染した前記哺乳類の前記NK細胞又はCD8+T細胞上のNKG2Dの発現を増加させる、前記感染細胞内の一定量のIL−12の発現を引き起こすのに十分である、方法。 - 前記組換えウイルス粒子が遺伝子修飾アデノウイルスAd5[E1−、E2b−]粒子である、請求項35に記載の方法。
- 前記細胞を感染させる前記ステップが生体外で実施され、前記感染細胞が患者に投与される、請求項35に記載の方法。
- 前記NK細胞が、haNK細胞である、請求項35に記載の方法。
- NK細胞及びT細胞の、NKG2Dベースの細胞傷害性を増加させる医薬品を前記患者に投与するステップをさらに含んでなる、請求項35に記載の方法。
- 前記医薬品が、IL−15、IL−2、ドキソルビシン、又はグルテンペプチド断片である、請求項39に記載の方法。
- 前記細胞が少なくとも1011個のウイルス粒子で感染される、請求項35に記載の方法。
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| PCT/US2018/024285 WO2018183169A1 (en) | 2017-03-27 | 2018-03-26 | Ank and il-12 compositions and methods |
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| CN120365435A (zh) | 2018-08-30 | 2025-07-25 | 免疫生物公司 | 单链嵌合多肽和多链嵌合多肽以及其用途 |
| EP3843788A1 (en) | 2018-08-30 | 2021-07-07 | HCW Biologics, Inc. | Single-chain chimeric polypeptides and uses thereof |
| CN112996805A (zh) | 2018-08-30 | 2021-06-18 | Hcw生物科技公司 | 多链嵌合多肽和其用途 |
| EP3847242A4 (en) * | 2018-09-07 | 2022-06-08 | NantBio, Inc. | TARGETED IL-12 TREATMENTS AND METHODS TO STIMULATE HANK AND NK92MI CELLS |
| EP3938495A4 (en) | 2019-03-15 | 2023-04-26 | Nantcell, Inc. | RECOMBINANT ERIL-15 NK CELLS |
| JP7713393B2 (ja) | 2019-06-21 | 2025-07-25 | イミュニティーバイオ インコーポレイテッド | 多鎖キメラポリペプチドおよびその使用 |
| KR20220140535A (ko) | 2020-02-11 | 2022-10-18 | 에이치씨더블유 바이올로직스, 인크. | 크로마토그래피 수지 및 이의 용도 |
| US12115191B2 (en) | 2020-02-11 | 2024-10-15 | Immunitybio, Inc. | Methods of treating age-related and inflammatory diseases |
| EP4103599A1 (en) | 2020-02-11 | 2022-12-21 | HCW Biologics, Inc. | Methods of activating regulatory t cells |
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| US12024545B2 (en) | 2020-06-01 | 2024-07-02 | HCW Biologics, Inc. | Methods of treating aging-related disorders |
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| US20200188433A1 (en) | 2020-06-18 |
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