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Immune cell activator as well as preparation method and application thereof

A technology of immune cells and activators, which is applied in the direction of cell culture active agents, blood/immune system cells, biochemical equipment and methods, etc. It can solve the problems of poor ability to induce differentiation, weak tumoricidal activity, and low amplification factor, etc. question

Active Publication Date: 2022-03-04
珠海贝索细胞科学技术有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, there are also deficiencies in the serum-free cell culture medium. The existing serum-free culture medium for expanding immune cells still has the disadvantages of low amplification factor, poor ability to induce differentiation, and weak tumoricidal activity.

Method used

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  • Immune cell activator as well as preparation method and application thereof
  • Immune cell activator as well as preparation method and application thereof
  • Immune cell activator as well as preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0044] The preparation of the immune cell activator and its application to the cultivation of NK cells comprise the following steps:

[0045] (1) The formula of the immune cell activator is as follows: Mycobacterium phlei F.U.36 injection 50 μg / ml, levamisole 50 μg / ml, ribonucleic acid 200 μg / ml, cefaclor 100 μg / ml, cefodizime 100 μg / ml, ceftazidime 100 μg / ml, CD50 monoclonal antibody 10μg / ml, CD52 monoclonal antibody 10μg / ml, vitamin A 1mg / ml, vitamin C 5mg / ml, vitamin E 1mg / ml, heparin sodium 500IU / ml, recombinant human albumin 10μg / ml, recombinant human immune Globulin 10 μg / ml, recombinant human transferrin 50 μg / ml. After the preparation was completed, it was added to the ALyS505N-AC medium at a ratio of 1:100.

[0046] (2) Use heparin sodium anticoagulant blood collection tubes to collect 40ml of peripheral blood from healthy people, slowly pour 20ml of fresh blood on 15ml of lymphatic separation fluid, centrifuge at 800g for 20min, and slowly rise and fall. First col...

Embodiment 2

[0073] (1) The activator is applied to the cultivation of CIK cells, including the following steps:

[0074] The concentration of the main components of the cellular immune activator is Mycobacterium phlei F.U.36 injection 50 μg / ml, levamisole 50 μg / ml, ribonucleic acid 200 μg / ml, cefaclor 100 μg / ml, cefodizime 100 μg / ml, ceftazidime 100 μg / ml ml, CD50 monoclonal antibody 10 μg / ml, CD52 monoclonal antibody 10 μg / ml, vitamin A 1 mg / ml, vitamin C 5 mg / ml, vitamin E 1 mg / ml, heparin sodium 500 IU / ml, recombinant human albumin 10 μg / ml, recombinant human immunoglobulin Protein 10μg / ml, recombinant human transferrin 50μg / ml. After the preparation was completed, it was added to the ALyS505N-0 medium at a ratio of 1:100.

[0075] (2) Collect 40ml of peripheral blood from healthy people using heparin sodium anticoagulant blood collection tubes, slowly pour 20ml of fresh blood on 15ml of lymphatic separation fluid, centrifuge at 800xg for 20min, slowly rise and fall. First collect th...

Embodiment 3

[0093] The activator is applied to the culture of γδT cells, including the following steps:

[0094] (1) Immune cell activators are as follows: Mycobacterium phlei F.U.36 injection 50 μg / ml, levamisole 50 μg / ml, ribonucleic acid 200 μg / ml, cefaclor 100 μg / ml, cefodizime 100 μg / ml, ceftazidime 100 μg / ml ml, CD50 monoclonal antibody 10 μg / ml, CD52 monoclonal antibody 10 μg / ml, vitamin A 1 mg / ml, vitamin C 5 mg / ml, vitamin E 1 mg / ml, heparin sodium 500 IU / ml, recombinant human albumin 10 μg / ml, recombinant human immunoglobulin Protein 10μg / ml, recombinant human transferrin 50μg / ml. After the configuration is completed, add it to the ALyS505N-0 medium at a ratio of 1:100.

[0095] (2) Collect 40ml of peripheral blood from healthy people using heparin sodium anticoagulant blood collection tubes, slowly pour 20ml of fresh blood on 15ml of lymphatic chaotropic fluid, centrifuge at 800xg for 20min, slowly rise and fall. First collect the upper layer of plasma with a sterile pipette ...

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Abstract

The invention provides an immune cell activator as well as a preparation method and application thereof, and belongs to the technical field of cell products. The immune cell activator comprises an immunomodulator, cephalosporin antibiotics, a monoclonal antibody drug, vitamins, heparin sodium and recombinant human protein. According to the invention, high-quality cell factors, medical-grade recombinant proteins and reagents are used, exogenous animal-derived proteins are not introduced, the components are clear, immune cells can be efficiently induced and activated, the purity and the number of the immune cells can be improved, and the method has relatively high market competitiveness.

Description

technical field [0001] The invention belongs to the technical field of cell products, and in particular relates to an immune cell activator and its preparation method and application. Background technique [0002] As a rising star of the four major cancer treatment methods, immune cell therapy has been growing amidst controversy. As the Nobel Prize in Medical Physiology was awarded to two immunotherapy scientists, and immunotherapy drugs entered the market one after another, the public began to pay more and more attention to immunotherapy. [0003] At present, cellular immunotherapy has achieved remarkable effects in chronic myeloid leukemia, acute myeloid leukemia, non-Hodgkin's lymphoma, and multiple myeloma. China has also followed the pace of the world in the field of cellular immunotherapy. More and more domestic pharmaceutical companies are actively investing in research and development. With the gradual increase in the number of marketed drugs and the increasing numb...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C12N5/078C12N5/0783
CPCC12N5/0634C12N5/0638C12N5/0646C12N5/0636C12N2501/91C12N2500/38C12N2500/72C12N2501/999C12N2501/998C12N2500/24C12N2501/58C12N2501/599C12N2500/90Y02A50/30
Inventor 孔伟圣蓝欣黄海娟陈智妍
Owner 珠海贝索细胞科学技术有限公司