A First-in-human, Open-label, Dose Escalation, Phase I Clinical Trial to Evaluate the Safety, Tolerability and Preliminary Clinical Efficacy of M3T01 Monotherapy and in Combination With Pembrolizumab and Other Systemic Therapies in Patients With Advanced Solid Tumors

Summary

Phase 1 first-in-human, open-label, dose-escalation (3 + 3), dose-expansion clinical trial to evaluate the safety, tolerability and preliminary clinical efficacy of M3T01 (fully human IgG4/kappa monoclonal antibody targeting FasL) in subjects with metastatic or unresectable solid tumors.

Description

Eligibility

Age range

18+ years

Sex

All

Healthy volunteers

No

Interventions

• Drug
  M3T01

  Subjects will be treated with M3T01 through an IV infusion over 1 hour given every 3 weeks.

• Drug
  Pembrolizumab

  Pembrolizumab will be given as standard of care to Cohort DL 5+ under Part 1 of the study. Subjects will receive 200 mg IV once every 3 weeks.

• Radiation
  Chemoradiation

  Subjects will be treated with standard of care chemoradiation therapy consisting of TMZ 75 mg/m2 daily with concurrent radiation therapy (60 Gy administered over 6 weeks). Following chemoradiation therapy, subjects will have a 4-week break from TMZ before starting standard adjuvant TMZ 150-200 mg/m2 days 1-5 of 28-day cycles for 6 cycles. Subjects will be treated with M3T01 at the RP2D through an IV infusion every 3 weeks that will begin concurrently with chemoradiation therapy.

• Drug
  FOLFOX regimen

  FOLFOX will be given as standard of care on 14 day cycles. Subjects will receive oxaliplatin 85 mg/m2 IV on Day 1, leucovorin 400 mg/m2 IV on Day 1, fluorouracil 400 mg/m2 IV push on Day 1, and fluorouracil 1,200 mg/m2 IV continuous infusion on Days 1-2 every 14 days for up to 9 cycles.

Location