General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0BKXLI
ADC Name
HuAb3v2.6-AAA
Synonyms
huAb3v2.6 AAA; huAb3v2.6AAA
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Organization
AbbVie, Inc.
Drug Status
Investigative
Drug-to-Antibody Ratio
1.9
Structure
Antibody Name
huAb3v2.6
 Antibody Info 
Antigen Name
CD276 antigen (CD276)
 Antigen Info 
Payload Name
Undisclosed
Therapeutic Target
Stimulator of interferon genes protein (STING1)
 Target Info 
Linker Name
huAb3v2.6-AAA linker
Combination Type
AbbVie's AAA
General Information of The Activity Data Related to This ADC
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 7 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Tumor Growth Inhibition value (TGI) 
47
%
NCI-H146 cells
Small cell carcinoma
Tumor Growth Inhibition value (TGI) 
50
%
NCI-H1650 cells
Lung adenocarcinoma
Tumor Growth Inhibition value (TGI) 
60
%
NCI-H1650 cells
Lung adenocarcinoma
Tumor Growth Inhibition value (TGI) 
63
%
NCI-H1650 cells
Lung adenocarcinoma
Tumor Growth Inhibition value (TGI) 
92
%
NCI-H1650 cells
Lung adenocarcinoma
Tumor Growth Inhibition value (TGI) 
99
%
NCI-H1650 cells
Lung adenocarcinoma
Tumor Growth Inhibition value (TGI) 
99
%
NCI-H1650 cells
Lung adenocarcinoma
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 Effective Concentration (EC50) 
1.24
nM
NCI-H1650 cells
Lung adenocarcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 7 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 47% Positive CD276 expression (CD276 +++/++)
Method Description
Humanized anti-B7-H3 antibodies huAb13v1, huAb3v2.5 and huAb3v2.6 were selected to beconjugated with several Bcl-xL inhibitor payloads and were evaluated in xenograft models of small cell lung cancer (H146). The dose was 6 mg/kg/IP/QDx1.
In Vivo Model H146 CDX model
In Vitro Model Small cell carcinoma NCI-H146 cells CVCL_1473
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 50% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 1 mg/kg (Q14Dx3/IP).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 60% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 3 mg/kg (Q14Dx3/IP).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 63% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 10 mg/kg (Q14Dx3/IP).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 92% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 1 mg/kg (Q4Dx6/IP) plus Docetaxel 7.5 mg/kg (Q14Dx3/IV).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 6 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 99% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 3 mg/kg (Q4Dx6/IP) plus Docetaxel 7.5 mg/kg (Q14Dx3/IV).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
Experiment 7 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) 99% Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of huAb13vl as CZ or TX conjugates as purified DAR2 (E2)conjugates were characterized in enograft models of non-small cell lung cancer of human origin. The dose was ADC 10 mg/kg (Q4Dx6/IP) plus Docetaxel 7.5 mg/kg (Q14Dx3/IV).
In Vivo Model NCI-H1650 CDX model
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
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 Effective Concentration (EC50) 1.24 nM Positive CD276 expression (CD276 +++/++)
Method Description
The anti-tumor activity of these ADCs was tested in cytotoxicity assaysusing the NCI-H1650 non-small cell lung cancer cell line. IC50 values were determined by quantitating viable cells using a CellTiter-Glo luminescent assay.
In Vitro Model Lung adenocarcinoma NCI-H1650 cells CVCL_1483
References
Ref 1 Anti-b7-h3 antibodies and antibody drug conjugates; 2018-03-08.