General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0QFMUH
ADC Name
chAb18-CZ
Synonyms
chAb18 CZ; chAb18CZ
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Organization
AbbVie, Inc.
Drug Status
Investigative
Indication
In total 1 Indication(s)
Breast ductal carcinoma [ICD11:2C61]
Investigative
Drug-to-Antibody Ratio
2.3
Antibody Name
chAb18
 Antibody Info 
Antigen Name
CD276 antigen (CD276)
 Antigen Info 
Payload Name
Undisclosed
Linker Name
chAb18-CZ linker
Combination Type
AbbVie's CZ
General Information of The Activity Data Related to This ADC
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 1 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Tumor Growth Inhibition value (TGI) 
90
%
NCI-H146 cells
Small cell carcinoma
Revealed Based on the Cell Line Data
Click To Hide/Show 1 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Half Maximal Inhibitory Concentration (IC50) 
0.28
nM
HCC38 cells
Breast ductal carcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 1 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 90.00% Positive CD276 expression (CD276 +++/++)
Method Description
Anti-tumor activity in a mouse small celllung cancer cell line xenograft model NCI-H146, of human origin. Mice were administered 10 mg/kg of the ADC intraperitoneally IP/QDx1.
In Vivo Model NCI-H146 CDX model
In Vitro Model Small cell carcinoma NCI-H146 cells CVCL_1473
Revealed Based on the Cell Line Data
Click To Hide/Show 1 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 0.28 nM Positive CD276 expression (CD276 +++/++)
Method Description
Chimra IgG1 variants were conjugated to the CZ synthon and tested for cytotoxicity in HCC38 cell line.
In Vitro Model Breast ductal carcinoma HCC38 cells CVCL_1267
References
Ref 1 Anti-b7-h3 antibodies and antibody drug conjugates; 2018-03-08.

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