General Information of This Antibody-drug Conjugate (ADC)
ADC ID
DRG0LSXKR
ADC Name
JS107
Synonyms
JS107
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Organization
TopAlliance Biosciences (Junshi Biosciences) (Originator)
Drug Status
Phase 3
Drug-to-Antibody Ratio
3.6
Antibody Name
Anti-CLDN18.2 mAb
 Antibody Info 
Antigen Name
Claudin-18.2 (CLDN18.2)
 Antigen Info 
Payload Name
Monomethyl auristatin E
 Payload Info 
Payload Target
Microtubule (MT)
 Target Info 
Linker Name
Maleimide linker of vc PAB
 Linker Info 
Conjugate Type
Random Cysteines
2027 Update
The indication landscape of This ADC
2027 Update
The clinical trial pipelines of This ADC
Indication Phase 1 Phase 2 Phase 3 Approved
Unspecific solid tumor
1 Trials
Trial ID
NCT05502393; CTR20221269
Gastroesophageal junction adenocarcinoma
1 Trials
Trial ID
NCT07284134; CTR20254590
Gastric cancer
1 Trials
Trial ID
NCT07284134; CTR20254590
Pancreatic cancer
1 Trials
Trial ID
NCT05657418; CTR20223134
General Information of The Activity Data Related to This ADC
Identified from the Human Clinical Data
Click To Hide/Show 2 Activity Data Related to This Level
Standard Type NCT Number Clinical Status Clinical Trial Description
Undisclosed  NCT05657418
PHASE1
A Phase I Clinical Study Evaluating the Safety, Tolerability, Pharmacokinetics of JS107 in Patients With Advanced Pancreatic Cancer
Undisclosed  NCT05502393
PHASE1
A Phase I Clinical Study Evaluating the Safety, Tolerability, Pharmacokinetics of JS107 in Patients With Advanced Solid Tumors
Full List of Activity Data of This Antibody-drug Conjugate
Identified from the Human Clinical Data
Click To Hide/Show 2 Activity Data Related to This Level
Experiment 1 Reporting the Activity Date of This ADC [1]
Patients Enrolled
Key eligibility criteria: Patients aged 18-75 with histologically confirmed locally advanced/metastatic solid tumors, ECOG 0-1, measurable lesions, and adequate organ function. Major exclusions: prior CLDN18.2-targeted therapy, severe allergies to JS107 components, recent anticancer treatments (within 4 weeks), uncontrolled infections (HBV/HCV/HIV), symptomatic CNS metastases, or significant cardiopulmonary comorbidities.

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Administration Dosage
.
Related Clinical Trial
NCT Number NCT05657418  Clinical Status PHASE1
Clinical Description A Phase I Clinical Study Evaluating the Safety, Tolerability, Pharmacokinetics of JS107 in Patients With Advanced Pancreatic Cancer
Primary Endpoint
Primary endpoints focus on determining the maximum tolerated dose (MTD) and recommended Phase 2 dose (RP2D) for JS107 monotherapy and combination therapy, with evaluation timelines up to 12 and 24 months respectively from first patient enrollment.
Other Endpoint
Secondary objectives include pharmacokinetic analysis of drug plasma concentrations, immunogenicity assessment (ADA/Nab incidence and titers), and efficacy evaluation through objective response rate (ORR) per RECIST v1.1 criteria, all monitored over 24 months.
Experiment 2 Reporting the Activity Date of This ADC [2]
Patients Enrolled
Key eligibility: Adults (18-75) with histologically confirmed advanced/metastatic solid tumors (ECOG 0-1, measurable lesions). Major exclusions: prior CLDN18.2 therapy, severe allergies to JS107 components, recent anticancer treatments (4 weeks), active infections (HBV/HCV/HIV/TB), uncontrolled CNS metastases, significant cardiopulmonary disease, or autoimmune disorders.

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Administration Dosage
JS107, i.v., q3w
Related Clinical Trial
NCT Number NCT05502393  Clinical Status PHASE1
Clinical Description A Phase I Clinical Study Evaluating the Safety, Tolerability, Pharmacokinetics of JS107 in Patients With Advanced Solid Tumors
Primary Endpoint
Primary endpoints include MTD determination (12 months) and RP2D establishment (24 months) for JS107 monotherapy/combination therapy in advanced solid tumor patients.
Other Endpoint
Secondary objectives cover PK analysis (drug concentrations), immunogenicity (ADA/Nab incidence/titers), and efficacy (ORR per RECIST v1.1), all monitored over 24 months.
References
Ref 1 A Clinical Study to Evaluate the Safety and Tolerability of JS107 in Advanced Pancreatic Cancer
Ref 2 A Clinical Study to Evaluate the Safety and Tolerability of JS107 in Advanced or Metastatic Solid Tumors