General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0IIJUD
ADC Name
CN115429893A ADC14
Synonyms
CN115429893A ADC14
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Organization
Bio Thera Solutions Ltd
Drug Status
Investigative
Drug-to-Antibody Ratio
8
Structure
Antibody Name
H239H-2b-K-6a-2
 Antibody Info 
Antigen Name
Claudin-18.2 (CLDN18.2)
 Antigen Info 
Payload Name
CN115429893A ADC1 Payload
 Payload Info 
Linker Name
CB07 linker
 Linker Info 
General Information of The Activity Data Related to This ADC
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 4 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Tumor Growth lnhibition value (TGl) 
93.86
%
Undisclosed Undisclosed
Tumor Growth lnhibition value (TGl) 
93.86
%
Undisclosed Undisclosed
Tumor Growth lnhibition value (TGl) 
98.66
%
Undisclosed Undisclosed
Tumor Growth lnhibition value (TGl) 
98.66
%
Undisclosed Undisclosed
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 (lC50)  .
nM
CVCL_0214
Normal
Half Maximal inhibitory Concentration (lC50) 
0.35
nM
CVCL_0214
Normal
Half Maximal inhibitory Concentration (lC50) 
0.35
nM
CVCL_0214
Normal
Half Maximal inhibitory Concentration (lC50) 
16.32
nM
CVCL_0236
Lung adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
16.32
nM
CVCL_0236
Lung adenocarcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 4 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth lnhibition value (TGl) 93.86% Positive B7H3 expression (B7H3+++/++)
Method Description
In the Hep-3 xenograft model, the ADCs were administered at 2.5 mg/kg (once, IV).
In Vivo Model Hep-3 xenograft model
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth lnhibition value (TGl) 93.86% Positive B7H3 expression (B7H3+++/++)
Method Description
In the Hep-3 xenograft model, the ADCs were administered at 2.5 mg/kg (once, IV).
In Vivo Model Hep-3 xenograft model
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth lnhibition value (TGl) 98.66% Positive B7H3 expression (B7H3+++/++)
Method Description
In the Hep-3 xenograft model, the ADCs were administered at 5 mg/kg (once, IV).
In Vivo Model Hep-3 xenograft model
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth lnhibition value (TGl) 98.66% Positive B7H3 expression (B7H3+++/++)
Method Description
In the Hep-3 xenograft model, the ADCs were administered at 5 mg/kg (once, IV).
In Vivo Model Hep-3 xenograft model
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 (lC50) . nM Negative B7H3 expression (B7H3-)
Method Description
5000 CHO-K1 cells were seeded in 96-well cell culture plates for 24 hours before treatment. Cells were treated with ADC14 (4x the first top concentration at 200 ug/mL) for 7 days.
In Vitro Model Normal CHO-K1 cells CVCL_0214
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 0.35 nM Positive B7H3 expression (B7H3+++/++)
Method Description
5000 CHO-K1-B7-H3 cells were seeded in 96-well cell culture plates for 24 hours before treatment. Cells were treated with ADC14 (4x the first top concentration at 200 ug/mL) for 7 days.
In Vitro Model Normal CHO-K1-B7-H3 cells CVCL_0214
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 0.35 nM Positive B7H3 expression (B7H3+++/++)
Method Description
5000 CHO-K1-B7-H3 cells were seeded in 96-well cell culture plates for 24 hours before treatment. Cells were treated with ADC14 (4x the first top concentration at 200 ug/mL) for 7 days.
In Vitro Model Normal CHO-K1-B7-H3 cells CVCL_0214
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 16.32 nM Positive B7H3 expression (B7H3+++/++)
Method Description
5000 Calu-6 cells were seeded in 96-well cell culture plates for 24 hours before treatment. Cells were treated with ADC14 (4x the first top concentration at 200 ug/mL) for 7 days.
In Vitro Model Lung adenocarcinoma Calu-6 cells CVCL_0236
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 16.32 nM Positive B7H3 expression (B7H3+++/++)
Method Description
5000 Calu-6 cells were seeded in 96-well cell culture plates for 24 hours before treatment. Cells were treated with ADC14 (4x the first top concentration at 200 ug/mL) for 7 days.
In Vitro Model Lung adenocarcinoma Calu-6 cells CVCL_0236
References
Ref 1 Drug conjugates and uses thereof