About this trial
This phase 1/2 first-in-human study is designed to test the safety and efficacy of IMC-R117C (PIWIL1 × CD3 ImmTAC® Bispecific Protein) as a single agent and in combination with other therapies in HLA-A\*02:01-positive participants with selected advanced PIWIL1-Positive cancers.
Eligibility criteria
This trial does not accept healthy volunteersQualifiers
Eastern Cooperative Oncology Group (ECOG) performance status score of 0 or 1
HLA-A*02:01-positive
Histologically confirmed advanced colorectal, esophageal, gastric, or ovarian carcinoma
Archived or fresh tumor tissue sample that must be confirmed as adequate
Disqualifiers
Symptomatic or untreated central nervous system metastasis
Recent bowel obstruction
Ongoing ascites or effusion requiring recent drainages
Significant ongoing toxicity from prior anticancer treatment
Trial design
Sequential
Treatments tested in this trial
IMC-R117C
DrugIV infusion
Chemotherapy drug
DrugIV infusion
Chemotherapy drug
Drugoral
Kinase inhibitor
Drugoral
Antiangiogenic Agent
DrugIV infusion
Monoclonal antibody
DrugIV infusion
Treatment groups
Trial outcomes
Primary outcomes
Dose Escalation: Percentage of participants with ≥1 dose-limiting toxicity (DLT)
Dose Escalation: Percentage of participants with ≥1 adverse event (AE)
Dose Escalation: Percentage of participants with ≥1 serious adverse event (SAE)
Dose Escalation: Percentage of participants with significant changes in electrocardiogram (ECG) recordings
Secondary outcomes
Dose Escalation: Best Overall Response (BOR) as Determined by RECIST v1.1 with IMC-R117C Monotherapy and in Combination
Dose Escalation: Duration of Response (DOR) as Determined by RECIST v1.1 with IMC-R117C Monotherapy and in Combination
Dose Escalation: Progression-free survival (PFS) as Determined by RECIST v1.1 with IMC-R117C Monotherapy and in Combination
Dose Escalation: Overall Survival (OS) with IMC-R117C Monotherapy and in Combination
Sponsors and contacts
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