General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0AQSWY
ADC Name
hu28-vc0101
Synonyms
hu28 vc0101
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Organization
Pfizer Inc.
Drug Status
Investigative
Indication
In total 4 Indication(s)
Breast cancer [ICD11:2C60-2C65]
Investigative
Non small cell lung cancer [ICD11:2C25]
Investigative
Osteosarcoma [ICD11:2B51]
Investigative
Ovarian cancer [ICD11:2C73]
Investigative
Drug-to-Antibody Ratio
3.9
Antibody Name
Anti-NOTCH3 mAb hu28
 Antibody Info 
Antigen Name
Neurogenic locus notch homolog protein 3 (NOTCH3)
 Antigen Info 
Payload Name
Undisclosed
Linker Name
hu28-vc0101 linker
General Information of The Activity Data Related to This ADC
Discovered Using Patient-derived Xenograft Model
Click To Hide/Show 1 Activity Data Related to This Level
Standard Type Value Units Animal Model (No. of PDX)
Tumor Growth Inhibition value (TGI) 
≈ 86.6
%
Non small cell lung cancer PDX model (PDX: 37622A1)
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 14 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Tumor Growth Inhibition value (TGI) 
≈ 18.3
%
CVCL_5132
Lung non-small cell carcinoma
Tumor Growth Inhibition value (TGI) 
≈ 19.4
%
CVCL_0465
Ovarian serous adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 28
%
CVCL_0419
Breast adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 33.3
%
CVCL_0465
Ovarian serous adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 46.9
%
CVCL_5132
Lung non-small cell carcinoma
Tumor Growth Inhibition value (TGI) 
≈ 57.5
%
CVCL_0465
Ovarian serous adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 66.4
%
CVCL_0419
Breast adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 83.2
%
CVCL_5132
Lung non-small cell carcinoma
Tumor Growth Inhibition value (TGI) 
≈ 85.7
%
CVCL_1603
Gastric tubular adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 92.8
%
CVCL_1603
Gastric tubular adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 95.5
%
CVCL_0465
Ovarian serous adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 97.1
%
CVCL_1603
Gastric tubular adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 98.2
%
CVCL_0465
Ovarian serous adenocarcinoma
Tumor Growth Inhibition value (TGI) 
≈ 100
%
CVCL_0419
Breast adenocarcinoma
Revealed Based on the Cell Line Data
Click To Hide/Show 8 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Half Maximal Inhibitory Concentration (IC50) 
3.2
ng/mL
CVCL_0419
Breast adenocarcinoma
Half Maximal Inhibitory Concentration (IC50) 
306
ng/mL
CVCL_0465
Ovarian serous adenocarcinoma
Half Maximal Inhibitory Concentration (IC50) 
473
ng/mL
CVCL_5132
Lung non-small cell carcinoma
Half Maximal Inhibitory Concentration (IC50) 
0
ug/mL
CVCL_0042
Osteosarcoma
Half Maximal Inhibitory Concentration (IC50) 
0
ug/mL
CVCL_0419
Breast adenocarcinoma
Half Maximal Effective Concentration (EC50) 
0.18
nM
CVCL_5132
Lung non-small cell carcinoma
Half Maximal Effective Concentration (EC50) 
0.27
nM
CVCL_0042
Osteosarcoma
Half Maximal Effective Concentration (EC50) 
0.27
nM
CVCL_0419
Breast adenocarcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Discovered Using Patient-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) ≈ 86.60% (Day 63) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model Non small cell lung cancer PDX model (PDX: 37622A1)
Discovered Using Cell Line-derived Xenograft Model
Click To Hide/Show 14 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 18.30% (Day 13) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 0.3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model HCC2429 CDX model
In Vitro Model Lung non-small cell carcinoma HCC2429 cells CVCL_5132
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 19.40% (Day 49) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 0.3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model OVCAR-3 CDX model
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 28.00% (Day 26) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 0.3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model MDA-MB-468 CDX model
In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 33.30% (Day 50) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 1 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model OVCAR-3 CDX model
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 46.90% (Day 13) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 1 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model HCC2429 CDX model
In Vitro Model Lung non-small cell carcinoma HCC2429 cells CVCL_5132
Experiment 6 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 57.50% (Day 49) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 1 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model OVCAR-3 CDX model
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 7 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 66.40% (Day 47) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 1 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model MDA-MB-468 CDX model
In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
Experiment 8 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 83.20% (Day 13) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model HCC2429 CDX model
In Vitro Model Lung non-small cell carcinoma HCC2429 cells CVCL_5132
Experiment 9 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 85.70% (Day 33) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 1 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model NCI-N87 CDX model
In Vitro Model Gastric tubular adenocarcinoma NCI-N87 cells CVCL_1603
Experiment 10 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 92.80% (Day 33) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model NCI-N87 CDX model
In Vitro Model Gastric tubular adenocarcinoma NCI-N87 cells CVCL_1603
Experiment 11 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 95.50% (Day 50) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model OVCAR-3 CDX model
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 12 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 97.10% (Day 33) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 5 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model NCI-N87 CDX model
In Vitro Model Gastric tubular adenocarcinoma NCI-N87 cells CVCL_1603
Experiment 13 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 98.20% (Day 49) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model OVCAR-3 CDX model
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 14 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 100.00% (Day 26) Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
Cells were subcutaneously inoculated at a dose of 1,000,000 cells to the right flank region of each female nude mouse (Day 0). On the day 7 of grouping, the antibody-drug conjugate was intravenously administered at doses of 3 mg/kg, Q4d*4 to thetail of each mouse.
In Vivo Model MDA-MB-468 CDX model
In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
Revealed Based on the Cell Line Data
Click To Hide/Show 8 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 3.20 ng/mL Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

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In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 306.00 ng/mL Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Ovarian serous adenocarcinoma OVCAR-3 cells CVCL_0465
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 473.00 ng/mL Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Lung non-small cell carcinoma HCC2429 cells CVCL_5132
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 1.33 ug/mL Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Osteosarcoma U2OS cells CVCL_0042
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Inhibitory Concentration (IC50) 7.00 ug/mL Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
Experiment 6 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.18 nM Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Lung non-small cell carcinoma HCC2429 cells CVCL_5132
Experiment 7 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.27 nM Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Osteosarcoma U2OS cells CVCL_0042
Experiment 8 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.27 nM Positive NOTCH3 expression (NOTCH3+++/++)
Method Description
The MTS cell proliferation assay was performed as follows: CellTiter 96 Aqueous Non-Radioactive Cell proliferation Kit is used to determine the number of viable cells in cell proliferation assay. Tumor cells are plated at certain seeding densities in sterile 384-well black clear bottom Matrix plates at 40 uL per well and incubated overnight at 37°C in 5% CO2 before assaying.

   Click to Show/Hide
In Vitro Model Breast adenocarcinoma MDA-MB-468 cells CVCL_0419
References
Ref 1 Anti-notch3 antibodies and antibody-drug conjugates.

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