General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0IOYUA
ADC Name
38850783 ADC 2
Synonyms
ADC 2
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Organization
Yonsei University.
Drug Status
Investigative
Drug-to-Antibody Ratio
8
Structure
Antibody Name
Trastuzumab
 Antibody Info 
Antigen Name
Receptor tyrosine-protein kinase erbB-2 (ERBB2)
 Antigen Info 
Payload Name
Mertansine DM1
 Payload Info 
Therapeutic Target
Microtubule (MT)
 Target Info 
Linker Name
Dimaleimide linker 2
 Linker Info 
Conjugate Type
Random conjugation through reduced inter-chain cysteines.
General Information of The ADMET Data Related to This ADC(2027 Update)
Absorption
Click To Hide/Show 1 Absorption Data Related to This Level
Standard Type Value Units Description Reference
Area Under the Concentration-Time Curve (AUC) 8.15 day&#42ug/mL
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6), AUCinf.
[1]
Distribution
Click To Hide/Show 2 Distribution Data Related to This Level
Standard Type Value Units Description Reference
Area Under the Concentration-Time Curve (AUC) 8.15 day&#42ug/mL
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6), AUCinf.
[1]
Volume of Distribution (Vd) 279 mL/kg
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6).
[1]
Metabolism
Click To Hide/Show 1 Metabolism Data Related to This Level
Standard Type Value Units Description Reference
Area Under the Concentration-Time Curve (AUC) 8.15 day&#42ug/mL
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6), AUCinf.
[1]
Excretion
Click To Hide/Show 3 Excretion Data Related to This Level
Standard Type Value Units Description Reference
Area Under the Concentration-Time Curve (AUC) 8.15 day&#42ug/mL
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6), AUCinf.
[1]
Clearance (CL) 123 mL/day/kg
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6).
[1]
Elimination Half-Life (t1/2) 1.7 mL/kg
PK values of T-Dxd, ADC 2-4 on 6-week-old ICR mice model (n = 6), half-life (beta).
[1]
General Information of The Activity Data Related to This ADC
Revealed Based on the Cell Line Data
Click To Hide/Show 4 Activity Data Related to This Level
Standard Type Value Units Cell Line Disease Model
Ninety Percent Inhibitory Concentration (IC90) 
0.17- 0.55
ng/mL
CVCL_0290
Breast ductal carcinoma
Ninety Percent Inhibitory Concentration (IC90) 
0.19- 0.31
ng/mL
CVCL_0033
Breast adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
0.24
ng/mL
CVCL_0033
Breast adenocarcinoma
Half Maximal inhibitory Concentration (lC50) 
0.31
ng/mL
CVCL_0290
Breast ductal carcinoma
Full List of Activity Data of This Antibody-drug Conjugate
Revealed Based on the Cell Line Data
Click To Hide/Show 4 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Efficacy Data Ninety Percent Inhibitory Concentration (IC90) 0.17- 0.55 ng/mL Negative HER2 expression (HER2-)
Method Description
We added 100 uL of media containing the drug to be tested (drug by concentration + 1 % FBS). We added PBS to surrounding wells to prevent evaporation. we cultivate in conditions of 37°C and 5 % CO2 according to the set time (Payload: initial observation and observes 48hr, 72hr, and 96hr culture conditions to select appropriate culture conditions). For Antibody and ADC, we selected appropriate culture conditions by observing culture conditions for 96hr, 120hr, and 144hr. In the case of 120hr and 144hr incubation conditions, we added additional media after 72hr incubation (The concentration of the drug is set to 3 below and 3 above based on the IC50 value used as a reference). Positive control usually uses etoposide 10 uM or 24 uM, and negative control uses DMSO with same concentration of drug and a positive control with SN38 or etoposide for validating the assay system (data not shown).

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In Vitro Model Breast ductal carcinoma HCC1937 cells CVCL_0290
Experiment 2 Reporting the Activity Date of This ADC [1]
Efficacy Data Ninety Percent Inhibitory Concentration (IC90) 0.19- 0.31 ng/mL High HER2 expression (HER2 +++)
Method Description
We added 100 uL of media containing the drug to be tested (drug by concentration + 1 % FBS). We added PBS to surrounding wells to prevent evaporation. we cultivate in conditions of 37°C and 5 % CO2 according to the set time (Payload: initial observation and observes 48hr, 72hr, and 96hr culture conditions to select appropriate culture conditions). For Antibody and ADC, we selected appropriate culture conditions by observing culture conditions for 96hr, 120hr, and 144hr. In the case of 120hr and 144hr incubation conditions, we added additional media after 72hr incubation (The concentration of the drug is set to 3 below and 3 above based on the IC50 value used as a reference). Positive control usually uses etoposide 10 uM or 24 uM, and negative control uses DMSO with same concentration of drug and a positive control with SN38 or etoposide for validating the assay system (data not shown).

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In Vitro Model Breast adenocarcinoma SK-BR-3 cells CVCL_0033
Experiment 3 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 0.24 ng/mL High HER2 expression (HER2 +++)
Method Description
We added 100 uL of media containing the drug to be tested (drug by concentration + 1 % FBS). We added PBS to surrounding wells to prevent evaporation. we cultivate in conditions of 37°C and 5 % CO2 according to the set time (Payload: initial observation and observes 48hr, 72hr, and 96hr culture conditions to select appropriate culture conditions). For Antibody and ADC, we selected appropriate culture conditions by observing culture conditions for 96hr, 120hr, and 144hr. In the case of 120hr and 144hr incubation conditions, we added additional media after 72hr incubation (The concentration of the drug is set to 3 below and 3 above based on the IC50 value used as a reference). Positive control usually uses etoposide 10 uM or 24 uM, and negative control uses DMSO with same concentration of drug and a positive control with SN38 or etoposide for validating the assay system (data not shown).

   Click to Show/Hide
In Vitro Model Breast adenocarcinoma SK-BR-3 cells CVCL_0033
Experiment 4 Reporting the Activity Date of This ADC [1]
Efficacy Data Half Maximal inhibitory Concentration (lC50) 0.31 ng/mL Negative HER2 expression (HER2-)
Method Description
We added 100 uL of media containing the drug to be tested (drug by concentration + 1 % FBS). We added PBS to surrounding wells to prevent evaporation. we cultivate in conditions of 37°C and 5 % CO2 according to the set time (Payload: initial observation and observes 48hr, 72hr, and 96hr culture conditions to select appropriate culture conditions). For Antibody and ADC, we selected appropriate culture conditions by observing culture conditions for 96hr, 120hr, and 144hr. In the case of 120hr and 144hr incubation conditions, we added additional media after 72hr incubation (The concentration of the drug is set to 3 below and 3 above based on the IC50 value used as a reference). Positive control usually uses etoposide 10 uM or 24 uM, and negative control uses DMSO with same concentration of drug and a positive control with SN38 or etoposide for validating the assay system (data not shown).

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In Vitro Model Breast ductal carcinoma HCC1937 cells CVCL_0290
References
Ref 1 Synthesis and evaluation of antibody-drug conjugates with high drug-to-antibody ratio using dimaleimide-DM1 as a linker- payload