General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0TVXVM
ADC Name
h3E1-MMAE ADC
Synonyms
h3E1-MMAE ADC
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Organization
Kindai University; Pharma Foods International Co., Ltd.
Drug Status
Investigative
Structure
Antibody Name
h3E1
 Antibody Info 
Antigen Name
Cell adhesion molecule 1 (CADM1)
 Antigen Info 
Payload Name
Monomethyl auristatin E
 Payload Info 
Therapeutic Target
Microtubule (MT)
 Target Info 
Linker Name
Mc-Val-Cit-PABC
 Linker Info 
Conjugate Type
Random conjugation through reduced inter-chain cysteine.
Combination Type
Vedotin
General Information of The Activity Data Related to This ADC
Revealed Based on the Cell Line Data
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Standard Type Value Units Cell Line Disease Model
Half Maximal inhibitory Concentration (lC50) 
2.04
nM
CVCL_2929
Type II endometrial adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
12.02
nM
CVCL_0294
Endometrial adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
13.03
nM
CVCL_6936
Uveal melanoma
Half Maximal inhibitory Concentration (lC50) 
24.32
nM
CVCL_4657
Endometrial adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
> 1000
nM
CVCL_3866
Endometrial adenocarcinoma
Full List of Activity Data of This Antibody-drug Conjugate
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) 2.04 nM Positive CADM1 expression (CADM1+++/++)
Method Description
Killing of endometrial adenocarcinoma cells by h3E1-MMAE ADC. Endometrial adenocarcinoma cells were cultured in a 96-well plate at 30% confluence, and either hIgG-MMAE or h3E1-MMAE ADC was added at indicated concentrations. After 5 days, cell viability was calculated by WST-8 assays in triplicate. The mean is plotted in a line graph, with a thin vertical line indicating the standard deviation. a and b, P-value <.05 and .01, respectively, when compared with the value of h3E1-MMAE ADC at the identical concentration. IC50 (ug/ml and nM) is calculated.

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In Vitro Model Type II endometrial adenocarcinoma HEC-50B cells CVCL_2929
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 12.02 nM Positive CADM1 expression (CADM1+++/++)
Method Description
Killing of endometrial adenocarcinoma cells by h3E1-MMAE ADC. Endometrial adenocarcinoma cells were cultured in a 96-well plate at 30% confluence, and either hIgG-MMAE or h3E1-MMAE ADC was added at indicated concentrations. After 5 days, cell viability was calculated by WST-8 assays in triplicate. The mean is plotted in a line graph, with a thin vertical line indicating the standard deviation. a and b, P-value <.05 and .01, respectively, when compared with the value of h3E1-MMAE ADC at the identical concentration. IC50 (ug/ml and nM) is calculated.

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In Vitro Model Endometrial adenocarcinoma HEC-1B cells CVCL_0294
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 13.03 nM Positive CADM1 expression (CADM1+++/++)
Method Description
Killing of endometrial adenocarcinoma cells by h3E1-MMAE ADC. Endometrial adenocarcinoma cells were cultured in a 96-well plate at 30% confluence, and either hIgG-MMAE or h3E1-MMAE ADC was added at indicated concentrations. After 5 days, cell viability was calculated by WST-8 assays in triplicate. The mean is plotted in a line graph, with a thin vertical line indicating the standard deviation. a and b, P-value <.05 and .01, respectively, when compared with the value of h3E1-MMAE ADC at the identical concentration. IC50 (ug/ml and nM) is calculated.

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In Vitro Model Uveal melanoma OCM-2 cells CVCL_6936
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 24.32 nM Positive CADM1 expression (CADM1+++/++)
Method Description
Killing of endometrial adenocarcinoma cells by h3E1-MMAE ADC. Endometrial adenocarcinoma cells were cultured in a 96-well plate at 30% confluence, and either hIgG-MMAE or h3E1-MMAE ADC was added at indicated concentrations. After 5 days, cell viability was calculated by WST-8 assays in triplicate. The mean is plotted in a line graph, with a thin vertical line indicating the standard deviation. a and b, P-value <.05 and .01, respectively, when compared with the value of h3E1-MMAE ADC at the identical concentration. IC50 (ug/ml and nM) is calculated.

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In Vitro Model Endometrial adenocarcinoma JHUM-3 cells CVCL_4657
Experiment 5 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) > 1000 nM Negative CADM1 expression (CADM1 -)
Method Description
Killing of endometrial adenocarcinoma cells by h3E1-MMAE ADC. Endometrial adenocarcinoma cells were cultured in a 96-well plate at 30% confluence, and either hIgG-MMAE or h3E1-MMAE ADC was added at indicated concentrations. After 5 days, cell viability was calculated by WST-8 assays in triplicate. The mean is plotted in a line graph, with a thin vertical line indicating the standard deviation. a and b, P-value <.05 and .01, respectively, when compared with the value of h3E1-MMAE ADC at the identical concentration. IC50 (ug/ml and nM) is calculated.

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In Vitro Model Endometrial adenocarcinoma HHUA cells CVCL_3866
References
Ref 1 An antibody-drug conjugate for endometrioid carcinoma based on the expression of cell adhesion molecule 1