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Cancer has always been a global health problem
Note: The graph on the left shows the estimated number of new cancer cases in 2020
The graph on the right shows the estimated number of cancer deaths in 2020
Data source: GLOBCAN 2020
Graphic source: Global Cancer Observatory
Currently, patients have a variety of treatment options, including chemotherapy, targeted therapy, and immunotherapy
Targeted therapy: Use is a precision medicine that targets proteins that control the growth, division and spread of cancer cells
Immunotherapy: Harnesses the ability of a patient's own immune system to fight cancer
Table 1: FDA-approved treatments for PD-1 and PD-L1
In addition to this, researchers are currently actively investigating new targets, including T-cell immune receptors (TIGITs) with Ig and EM domains
In January 2021, based on data from the Phase II CITYSCAPE trial, Roche announced that the combination of tiragolumab (an anti-TIGIT antibody) and atezolizumab showed encouraging efficacy and safety in PD-L1-positive metastatic non-small cell lung cancer sex
At present, both small molecule targeted therapy and immunotherapy alone have shown good clinical effects
01 Recombinant drug target protein
01 Recombinant drug target protein
Note: The graph on the left shows the estimated global cancer deaths in 2020
The graph on the right shows the estimated 2020 cancer deaths in women
Data source: GLOBCAN 2020
Graphic source: Global Cancer Observatory
According to statistics, lung cancer is the leading cause of cancer death in both men and women worldwide, with an estimated 1.
A.
B.
Legend: Products containing the extracellular or intracellular domains of proteins
(A) Binding assay of EGF and EGFR: immobilized human EGF hFc (Cat: 10605-H01H) at a concentration of 2 µg/ml can bind to human EGFR His (Cat: 10001-H08H)
(B) Determination of specific activity of EGFR (AA668-1210)
In addition, in order to protect themselves, tumor cells can also evade detection by the patient's immune system by staying away from immune cells
At present, therapeutic antibodies that block PD-1 and its ligand PD-L1 have been proved to have clinical efficacy by scientific research, and anti-CD47 antibodies can also enhance the phagocytosis of tumor cells by the patient's body by blocking the binding of CD47 to SIRPa role
02 Cytokines
02 CytokinesFunctional analysis of partial antibodies may also require testing on cells, in which case cytokines are often used
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