美國
US 12,702,681 B2
Tumor immunotherapy composition based on antigen-presenting cells activated by attenuated listeria monocytogenes, preparation method therefor and application thereof
US 12,702,681 B2 是美國專利商標局（USPTO）的核准專利，日期 2026-08-11。申請人：Shanghai RoyalTech Med CO., Ltd; Suzhou RoyalTech Med CO., Ltd。PDF 可在本頁下載，未登入每天最多 5 篇。
- 申請人
- Shanghai RoyalTech Med CO., Ltd; Suzhou RoyalTech Med CO., Ltd
- 發明人
- Nan DAI; Yonggang ZHAO
- 公開日
- 2026-08-11
- 申請日
- 2021-04-23
- 文件種類
- B2 核准公告
- 也寫作
- US 12,702,681 B2 · US12702681 · 12702681
摘要
A tumor immunotherapy composition based on modified cells, in particular antigen-presenting cells activated by means of attenuated Listeria monocytogenes, a preparation method therefor and an application thereof. Attenuated Listeria monocytogenes carrying a specific antigen plasmid is used to activate antigen-presenting cells, thereby activating MHC antigen presenting properties and a series of cellular immune responses in vivo so as to achieve the purpose of anti-tumor therapy.…
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專利局網站： 美國專利商標局（USPTO）