General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0RJITI
ADC Name
CNTO95-SSNPP-DM4
Synonyms
CNTO95 SSNPP DM4
   Click to Show/Hide
Organization
Sanofi SA
Drug Status
Investigative
Indication
In total 3 Indication(s)
Colon cancer [ICD11:2B90]
Investigative
Lung cancer [ICD11:2C25]
Investigative
Melanoma [ICD11:2C30]
Investigative
Drug-to-Antibody Ratio
3-4
Antibody Name
CNTO95
 Antibody Info 
Antigen Name
Integrin alpha-V (ITGAV)
 Antigen Info 
Payload Name
Mertansine DM4
 Payload Info 
Therapeutic Target
Microtubule (MT)
 Target Info 
Linker Name
Sulfosuccinimidyl-N-succinimidyl-4-(5-nitro-2-pyridyldithio) pentanoate (SSNPP)
 Linker Info 
Conjugate Type
Random conjugation through nucleophilic lysines.
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 Inhibition value (TGI) 
≈ 0
%
HT29 cells
Colon cancer
Tumor Growth Inhibition value (TGI) 
≈ 71.21
%
A375.S2 cells
Amelanotic melanoma
Tumor Growth Inhibition value (TGI) 
≈ 77.15
%
A375.S2 cells
Amelanotic melanoma
Tumor Growth Inhibition value (TGI) 
≈ 95.1
%
A-549 cells
Lung adenocarcinoma
Revealed Based on the Cell Line Data
Click To Hide/Show 10 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Half Maximal Effective Concentration (EC50) 
1
ug/mL
HT29 cells
Colon cancer
Half Maximal Effective Concentration (EC50) 
1
ug/mL
HT29 cells
Colon cancer
Half Maximal Effective Concentration (EC50) 
1.2
ug/mL
A-549 cells
Lung adenocarcinoma
Half Maximal Effective Concentration (EC50) 
1.5
ug/mL
A-549 cells
Lung adenocarcinoma
Half Maximal Effective Concentration (EC50) 
0.19
mg/mL
HT29 cells
Colon cancer
Half Maximal Effective Concentration (EC50) 
0.27
mg/mL
A-549 cells
Lung adenocarcinoma
Half Maximal Effective Concentration (EC50) 
0.27
mg/mL
A2780 cells
Ovarian endometrioid adenocarcinoma
Half Maximal Effective Concentration (EC50) 
0.29
mg/mL
HT29 cells
Colon cancer
Half Maximal Effective Concentration (EC50) 
0.3
mg/mL
A2780 cells
Ovarian endometrioid adenocarcinoma
Half Maximal Effective Concentration (EC50) 
0.42
mg/mL
A-549 cells
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 Inhibition value (TGI) ≈ 0.00% (Day 37) Positive ITGAV expression (ITGAV +++/++)
Method Description
Female athymic rats were inoculated with 5x106 HT29 cells subcutancously on the rear flank area. The animals were stratified into 13 groups, 6 animals per group based on a mean tumor volume for each group of approximately 250 mm3. On the day of grouping (day 7) each group received its initial dosing (175 ug/kg).
In Vivo Model HT-29 CDX model
In Vitro Model Colon cancer HT29 cells CVCL_A8EZ
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 71.21% (Day 24) Positive ITGAV expression (ITGAV +++/++)
Method Description
Nine-week-old athymic nude rats were subcutaneously inoculated with A375.S2human melanoma cells. ADC (5 mg/kg) andappropriate control compounds were intravenously injected (three injection every other day inthe first week followed by one injection per week for two weeks.
In Vivo Model A375.S2 CDX model
In Vitro Model Amelanotic melanoma A375.S2 cells CVCL_0136
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 77.15% (Day 24) Positive ITGAV expression (ITGAV +++/++)
Method Description
Nine-week-old athymic nude rats were subcutaneously inoculated with A375.S2human melanoma cells. ADC (10 mg/kg) andappropriate control compounds were intravenously injected (three injection every other day inthe first week followed by one injection per week for two weeks.
In Vivo Model A375.S2 CDX model
In Vitro Model Amelanotic melanoma A375.S2 cells CVCL_0136
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Tumor Growth Inhibition value (TGI) ≈ 95.10% (Day 49) Positive ITGAV expression (ITGAV +++/++)
Method Description
The rear flank region of female athymic rats were implanted with 5x106 cells subcutaneously (0.2 ml of25 x106 cells/ml) on the rear flank area. When mean tumor volumes reached to 250 mm3, dosed intravenously (15 mg/kg) on days 17 and 29 after tumor cell injection.
In Vivo Model A549 CDX model
In Vitro Model Lung adenocarcinoma A-549 cells CVCL_0023
Revealed Based on the Cell Line Data
Click To Hide/Show 10 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 1.00 ug/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were seeded into white 96-well tissue culture plates (5000 cells/well)in culture medium and incubated for 16 hrs. Serial dilutions of immunoconjugates were added toeach appropraite wells (0-20 ug/ml). Tissue culture plates were incubated at 37°C for 96 hrs.
In Vitro Model Colon cancer HT29 cells CVCL_A8EZ
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 1.00 ug/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were seeded into white 96-well tissue culture plates (5000 cells/well)in culture medium and incubated for 16 hrs. Serial dilutions of immunoconjugates were added toeach appropraite wells (0-20 ug/ml). Tissue culture plates were incubated at 37°C for 96 hrs.
In Vitro Model Colon cancer HT29 cells CVCL_A8EZ
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 1.20 ug/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were seeded into white 96-well tissue culture plates (5000 cells/well)in culture medium and incubated for 16 hrs. Serial dilutions of immunoconjugates were added toeach appropraite wells (0-20 ug/ml). Tissue culture plates were incubated at 37°C for 96 hrs.
In Vitro Model Lung adenocarcinoma A-549 cells CVCL_0023
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 1.50 ug/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were seeded into white 96-well tissue culture plates (5000 cells/well)in culture medium and incubated for 16 hrs. Serial dilutions of immunoconjugates were added toeach appropraite wells (0-20 ug/ml). Tissue culture plates were incubated at 37°C for 96 hrs.
In Vitro Model Lung adenocarcinoma A-549 cells CVCL_0023
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.19 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Colon cancer HT29 cells CVCL_A8EZ
Experiment 6 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.27 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Lung adenocarcinoma A-549 cells CVCL_0023
Experiment 7 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.27 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Ovarian endometrioid adenocarcinoma A2780 cells CVCL_0134
Experiment 8 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.29 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Colon cancer HT29 cells CVCL_A8EZ
Experiment 9 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.30 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Ovarian endometrioid adenocarcinoma A2780 cells CVCL_0134
Experiment 10 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal Effective Concentration (EC50) 0.42 mg/mL Positive ITGAV expression (ITGAV +++/++)
Method Description
Cells were harvested, rinsedsuspended in serum free DMEM, and sequentially incubated for 60 minutes on ice with serialdiluted CNTO 95,CNTO 364, CNTO 365 and CNTO 366 and FITC-labeled anti-humanantibody (10 mg/ml).
In Vitro Model Lung adenocarcinoma A-549 cells CVCL_0023
References
Ref 1 Anti-integrin immunoconjugates, methods and uses; 2008-01-17.

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