Immune Checkpoint Proteins

免疫检查点蛋白是免疫系统的 “刹车分子”,多表达于 T 细胞等免疫细胞表面,核心作用是调控免疫应答强度,避免过度活化损伤自身组织。 生理状态下,T 细胞表面的PD-1、CTLA-4等受体,与正常细胞 / 抗原呈递细胞的配体(如PD-L1、CD80/CD86)结合,抑制 T 细胞激活,维持免疫稳态。肿瘤细胞常高表达PD-L1等配体,结合 T 细胞PD-1,抑制免疫杀伤,实现免疫逃逸。

Immune Checkpoint Proteins Customized service

We offer customized recombinant protein services with a professional team. We provide recombinant protein customization services.

Customize now
  • From gene design to protein preparation
    one-stop service

  • Independently developed multiple types
    High expression vectors and strains

  • Professional recombinant proteins
    Technical R&D team

  • Provide high purity ranging from milligrams to grams
    Protein customization service

  • Provide proteins for biological research applications
    Professional technical support

IPODIX North America (HQ)
Proteintech Group, Inc
5500 Pearl Street, Suite 400
Rosemont, IL 60018, USA
1-888-478-4522
proteintech@ptglab.com
IPODIX North America (HQ)
Proteintech Group, Inc
5500 Pearl Street, Suite 400
Rosemont, IL 60018, USA
1-888-478-4522
proteintech@ptglab.com
IPODIX North America (HQ)
Proteintech Group, Inc
5500 Pearl Street, Suite 400
Rosemont, IL 60018, USA
1-888-478-4522
proteintech@ptglab.com
  • 30000+

    Recombinant

  • 100+

    Researcher

  • 100+

    Countries Served

  • ISO

    Certified Quality

Committed to Quality
Driven by Innovation

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