General Information of This Antibody-drug Conjugate (ID: DRG0UAJZK)
ADC Name
opelkibart elmanitin
Synonyms
opelkibart elmanitin; C200; MGTA-117
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Organization
Magenta Therapeutics (Originator);Heidelberg Pharma (Originator) (No Rights)
Drug Status
Phase 1/2 (discontinued)
Drug-to-Antibody Ratio
2
Antibody Name
Opelkibart
 Antibody Info 
Antigen Name
Mast/stem cell growth factor receptor Kit (KIT)
 Antigen Info 
Payload Name
α-amanitin
 Payload Info 
Payload Target
RNA polymerase II
 Target Info 
Linker Name
Undisclosed
Conjugate Type
Undisclosed
Combination Type
elmanitin
2027 Update
The disease landscape of This ADC
2027 Update
The clinical trial pipelines of This ADC
Indication Phase 1 Phase 2 Phase 3 Approved
Myelodysplastic syndrome
1 Trials
Trial ID
NCT05223699
Acute myeloid leukaemia
1 Trials
Trial ID
NCT05223699
General Information of The Activity Data Related to This ADC
Identified from the Human Clinical Data
Click To Hide/Show 1 Activity Data Related to This Level
Standard Type NCT Number Clinical Status Clinical Trial Description
Undisclosed  NCT05223699
PHASE1
A Phase I/II, Dose-Escalation Study of MGTA-117 in Patients With Adult Acute Myeloid Leukemia (AML) and Myelodysplasia-Excess Blasts (MDS-EB)
Full List of Activity Data of This Antibody-drug Conjugate
Identified from the Human Clinical Data
Click To Hide/Show 1 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Patients Enrolled
Key inclusion: WHO-defined R/R AML/MDS-EB patients (treatment failure/refractory or MRD+ in CR); CD117+ confirmed; identified HSC donor; ECOG ≤2; adequate hepatic/renal/cardiac function (ALT/AST/ALP ≤2xULN, bilirubin ≤1.5xULN, CrCl ≥60mL/min, LVEF ≥40% or NYHA I-II).
Administration Dosage
MGTA-117 will be administered as an IV infusion
Related Clinical Trial
NCT Number NCT05223699  Clinical Status PHASE1
Clinical Description A Phase I/II, Dose-Escalation Study of MGTA-117 in Patients With Adult Acute Myeloid Leukemia (AML) and Myelodysplasia-Excess Blasts (MDS-EB)
Primary Endpoint
Primary endpoints include TEAE-related discontinuation rate, ≥Grade 3 lab abnormalities (CTCAE v5.0), vital signs/ECG/lab parameter changes, MGTA-117 PK profile (AUC/Cmax/Tmax/t1/2/plasma concentration), and minimum safe/effective dose (CD117 receptor occupancy at Day 7 and DLT incidence at Day 21), all assessed within 21 days.
References
Ref 1 Study of MGTA-117 in Patients With Adult Acute Myeloid Leukemia (AML) and Myelodysplasia-Excess Blasts (MDS-EB)