General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0GKZML
ADC Name
CN112341521B+ADC-5
Synonyms
CN112341521B+ADC-5
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Organization
Jiangsu Hansoh Pharmaceutical Group Co Ltd; Shanghai Hansoh Biomedical Co Ltd
Drug Status
Investigative
Drug-to-Antibody Ratio
4.3
Structure
Antibody Name
Nimotuzumab
 Antibody Info 
Antigen Name
V-set domain-containing T-cell activation inhibitor 1 (VTCN1)
 Antigen Info 
Payload Name
Topo1 inhibitor D
 Payload Info 
Therapeutic Target
DNA topoisomerase I (TOP1)
 Target Info 
Linker Name
CN112341521B+Linker3
 Linker Info 
Conjugate Type
Random conjugation through reduced inter-chain cysteines.
Combination Type
I-5
General Information of The Activity Data Related to This ADC
Revealed Based on the Cell Line Data
Click To Hide/Show 5 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Half Maximal inhibitory Concentration (lC54) 
20.44
ug/mL
CVCL_2063
Lung adenocarcinoma
Half Maximal inhibitory Concentration (lC53) 
1181
ug/mL
CVCL_1511
Lung adenocarcinoma
Half Maximal inhibitory Concentration (lC52) 
64.44
ug/mL
CVCL_1483
Lung adenocarcinoma
Half Maximal inhibitory Concentration (lC51) 
25.96
ug/mL
CVCL_1108
Squamous cell carcinoma of the oral tongue, Tongue squamous cell carcinoma
Half Maximal inhibitory Concentration (lC50) 
1.69
ug/mL
CVCL_1218
Hypopharyngeal squamous cell carcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Revealed Based on the Cell Line Data
Click To Hide/Show 5 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC54)
20.44 ug/mL
Method Description
Add the antibody-coupled drug product C or nimotuzumab with a specified concentration to the cells, incubate for 3 days, and then add 40uL of Promega CellTiter-Glo reagent (Promega catalog number G968B). Subsequently, the chemiluminescence reading from CellTiter-Glo reagent was read to determine IC50 (54%% inhibitory concentration).
In Vitro Model Lung adenocarcinoma HCC-827 cells CVCL_2063
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC53)
1181 ug/mL
Method Description
Add the antibody-coupled drug product C or nimotuzumab with a specified concentration to the cells, incubate for 3 days, and then add 40uL of Promega CellTiter-Glo reagent (Promega catalog number G968B). Subsequently, the chemiluminescence reading from CellTiter-Glo reagent was read to determine IC50 (53%% inhibitory concentration).
In Vitro Model Lung adenocarcinoma NCI-H1975 cells CVCL_1511
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC52)
64.44 ug/mL
Method Description
Add the antibody-coupled drug product C or nimotuzumab with a specified concentration to the cells, incubate for 3 days, and then add 40uL of Promega CellTiter-Glo reagent (Promega catalog number G968B). Subsequently, the chemiluminescence reading from CellTiter-Glo reagent was read to determine IC50 (52%% inhibitory concentration).
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC51)
25.96 ug/mL
Method Description
Add the antibody-coupled drug product C or nimotuzumab with a specified concentration to the cells, incubate for 3 days, and then add 40uL of Promega CellTiter-Glo reagent (Promega catalog number G968B). Subsequently, the chemiluminescence reading from CellTiter-Glo reagent was read to determine IC50 (51%% inhibitory concentration).
In Vitro Model Squamous cell carcinoma of the oral tongue, Tongue squamous cell carcinoma CAL33 cells CVCL_1108
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50)
1.69 ug/mL
Method Description
Add the antibody-coupled drug product C or nimotuzumab with a specified concentration to the cells, incubate for 3 days, and then add 40uL of Promega CellTiter-Glo reagent (Promega catalog number G968B). Subsequently, the chemiluminescence reading from CellTiter-Glo reagent was read to determine IC50 (50%% inhibitory concentration).
In Vitro Model Hypopharyngeal squamous cell carcinoma FaDu cells CVCL_1218
References
Ref 1 Small-molecule active compounds and their antibody conjugates, preparation methods and medical uses