Status:

COMPLETED

Glycan Mediated Immune Regulation With a Bi-Sialidase Fusion Protein (GLIMMER-01)

Lead Sponsor:

Palleon Pharmaceuticals, Inc.

Conditions:

Oncology

Melanoma

Eligibility:

All Genders

18+ years

Phase:

PHASE1

PHASE2

Brief Summary

This is a Phase 1/2, first-in-human, open-label, dose escalation and dose-expansion study of E-602, administered alone and in combination with cemiplimab.

Detailed Description

This study is being conducted to evaluate the safety, tolerability, PK, pharmacodynamics, and antitumor activity of E-602 in subjects with advanced cancers. Phase 1 of the study consists of dose esca...

Eligibility Criteria

Inclusion

  • Key
  • Subjects with advanced or relapsed/refractory melanoma, ovarian cancer, NSCLC, colorectal cancer, pancreatic cancer, breast cancer, gastric/esophagogastric junction (EGJ) cancer, head and neck cancer, or urothelial cancer who have failed prior therapies.
  • a. Subjects with melanoma, NSCLC, head and neck cancer, urothelial cancer, or mMSI-H or dMMR colorectal cancer must have had prior anti-PD-(L)1 pathway therapy and been deemed resistant (had progression on therapy or within 3 months of discontinuation of therapy).
  • Eastern Cooperative Oncology Group (ECOG) performance status of 0 or 1.
  • Subject has disease that is measurable by Response Evaluation Criteria in Solid Tumors (RECIST) v.1.1.
  • Adequate bone marrow, coagulation, renal function, and liver function as determined by laboratory tests
  • Key

Exclusion

  • For cohorts receiving E-602 and cemiplimab combination therapy:
  • Prior moderate or severe hypersensitivity to cemiplimab or its formulation
  • History of severe (≥ Grade 3) autoimmune complications or discontinuation due to toxicity following treatment with an anti-PD-(L)1 pathway therapy as a monotherapy, with the exception of asymptomatic Grade 3 elevations in lipase and/or amylase not associated with clinical manifestations of pancreatitis.
  • Subject has an active autoimmune disease. The following are not exclusionary: vitiligo, type 1 diabetes, autoimmune endocrinopathies that are stable on hormone replacement therapy, or psoriasis that does not require systemic treatment.
  • Previously received idelalisib.
  • History of age-related macular degeneration (AMD).
  • Recent surgery, treatment with another investigational agent, active infection, non-healing wound or uncontrolled bleeding/bleeding diathesis.
  • Received a vaccine or prior radiotherapy within 14 days prior to Cycle 1 Day 1.
  • Prior history of interstitial lung disease that required steroids or ≥ Grade 2 immune-related pneumonitis or has current non-infectious pneumonitis or interstitial lung disease. Subject has a history of ≥Grade 3 radiation pneumonitis, or Grade 2 radiation pneumonitis that has been active within the last 6 months.
  • Untreated brain metastases.
  • A known primary malignancy that is progressing or has required active treatment within the past 3 years.
  • Subject is taking the equivalent of \>10 mg/day oral prednisone or on systemic immunosuppressive therapy.
  • Subject has had an allogeneic tissue or organ transplantation.
  • History of thromboembolic event unless the event occurred \> 6 months from Cycle 1 Day 1 and the subject is on anti-coagulation treatment.

Key Trial Info

Start Date :

February 11 2022

Trial Type :

INTERVENTIONAL

Allocation :

ACTUAL

End Date :

October 24 2024

Estimated Enrollment :

69 Patients enrolled

Trial Details

Trial ID

NCT05259696

Start Date

February 11 2022

End Date

October 24 2024

Last Update

August 20 2025

Active Locations (13)

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Page 1 of 4 (13 locations)

1

UC San Diego Moores Cancer Center

La Jolla, California, United States, 92093

2

University of Southern California

Los Angeles, California, United States, 90033

3

Stanford Health Care

Stanford, California, United States, 94305

4

Yale University Cancer Center

New Haven, Connecticut, United States, 06520