CN Patent

CN116077741A — 一种可固定细胞并在体内实现细胞增殖和释放的微米级3d细胞生物支架及其应用

Assigned to Shenzhen Institute of Advanced Technology of CAS · Expires 2023-05-09 · 3y expired

What this patent protects

本发明一种可固定细胞并在体内实现细胞增殖和释放的微米级3D细胞生物支架及其应用,属于免疫医学技术领域。本发明合成方法,其特征在于包括以下步骤:在模板材料上打出圆柱状孔洞作为模具;取PEGDA与AC‑PEG‑NHS,溶解于0‑4℃的纯水中,快速加入四甲基乙二胺与过硫酸铵,待全部溶解后得到母液;吸取母液于模具上,将母液刮入并填满模具上的孔洞中,置于‑20℃至‑80℃环境下冰冻,再放入冷冻干燥机中冷冻干燥,挑出获得微米级3D细胞生物支架材料。本发明微米级3D细胞生物支架能够将CAR‑T细胞和细胞因子包裹在孔洞中,在肿瘤环境中释放,细胞因子能够刺激CAR‑T的增…

USPTO Abstract

本发明一种可固定细胞并在体内实现细胞增殖和释放的微米级3D细胞生物支架及其应用,属于免疫医学技术领域。本发明合成方法,其特征在于包括以下步骤:在模板材料上打出圆柱状孔洞作为模具;取PEGDA与AC‑PEG‑NHS,溶解于0‑4℃的纯水中,快速加入四甲基乙二胺与过硫酸铵,待全部溶解后得到母液;吸取母液于模具上,将母液刮入并填满模具上的孔洞中,置于‑20℃至‑80℃环境下冰冻,再放入冷冻干燥机中冷冻干燥,挑出获得微米级3D细胞生物支架材料。本发明微米级3D细胞生物支架能够将CAR‑T细胞和细胞因子包裹在孔洞中,在肿瘤环境中释放,细胞因子能够刺激CAR‑T的增殖。

Drugs covered by this patent

Patent Metadata

Patent number
CN116077741A
Jurisdiction
CN
Classification
Expires
2023-05-09
Drug substance claim
No
Drug product claim
No
Assignee
Shenzhen Institute of Advanced Technology of CAS
Source
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