RecruitingPhase 1Phase 2NCT05592626

A Study of a Selective T Cell Receptor (TCR) Targeting, Bifunctional Antibody-fusion Molecule STAR0602 in Participants With Advanced Solid Tumors

A Phase 1/2, First-in-Human, Open-Label, Dose Escalation and Expansion Study of STAR0602, a Selective T Cell Receptor (TCR) Targeting, Bifunctional Antibody-fusion Molecule, in Subjects With Unresectable, Locally Advanced, or Metastatic Solid Tumors That Are Antigen-rich (START-001)


Sponsor

Marengo Therapeutics, Inc.

Enrollment

365 participants

Start Date

Jan 4, 2023

Study Type

INTERVENTIONAL

Conditions

Summary

This is an open label, multicenter, phase 1/2 study to assess the safety/tolerability and preliminary clinical activity of STAR0602 as a single agent administered intravenously in participants with advanced solid tumors that are antigen-rich.


Eligibility

Min Age: 18 Years

Inclusion Criteria19

  • Participants must have histologically confirmed solid tumors that are unresectable, locally advanced, or metastatic and for which standard curative therapies do not exist or are no longer effective or have intolerable toxicities. Subjects should not have received more than three lines of prior therapies for their advanced or metastatic diseases.
  • For Phase 1, participants must have one of the following solid tumors:
  • High mutational burden (TMB-H)
  • Microsatellite Instability (MSI-H)/DNA mismatch repair (dMMR)
  • Virally associated tumors
  • For Phase 2, participants must have one of the following solid tumors:
  • TMB-H
  • MSI-H/dMMR
  • CRC (both Ras wild type and mutant)
  • Virally associated tumors
  • Metastatic triple negative breast cancer
  • Platinum-resistant epithelial ovarian cancer
  • Metastatic castration-resistance prostate cancer
  • Primary stage IV or recurrent non-small cell lung cancer
  • Immunogenic solid tumors
  • (Other tumor histologies may also be included in Phase 2 as additional data emerge to support their inclusion.)
  • Symptomatic central nervous system (CNS) metastases must have been treated, be asymptomatic for ≥ 14 days, and meet the following at the time of enrollment:
  • No concurrent treatment for CNS disease (e.g., surgery, radiation, corticosteroids \> 10 mg prednisone/day or equivalent);
  • No concurrent leptomeningeal disease or cord compression.

Exclusion Criteria18

  • Participants with a history of known autoimmune disease with exceptions of:
  • Vitiligo;
  • Psoriasis, atopic dermatitis or other autoimmune skin condition not requiring systemic treatment;
  • History of Graves' disease, now euthyroid for \> 4 weeks;
  • Hypothyroidism managed by thyroid replacement;
  • Alopecia;
  • Arthritis managed without systemic therapy beyond oral nonsteroidal anti-inflammatory drugs.
  • Adrenal insufficiency well controlled on replacement therapy.
  • Major surgery or traumatic injury within 8 weeks before first dose of study drug.
  • Unhealed wounds from surgery or injury.
  • Treatment with \>10 mg per day of prednisone (or equivalent) or other immune-suppressive drugs within 7 days prior to the initiation of study drug. Exceptions may be made for patients who have had allergic reaction to iodinated contrast media. Steroids for topical, ophthalmic, inhaled, or nasal administration are allowed.
  • Clinically significant cardiovascular/vascular disease, gastrointestinal disorders, inflammatory processes, pulmonary compromises
  • Active viral, bacterial, or systemic fungal infection requiring parenteral treatment within 7 days prior to the initiation of study drug.
  • Vaccination with any live virus vaccine within 4 weeks prior to the initiation of study drug administration. Inactivated annual influenza vaccination is allowed.
  • Participants who are known to be human immunodeficiency virus positive or hepatitis B or C positive and have uncontrolled disease.
  • Second primary invasive malignancy not in remission for ≥ 1 year. Exceptions include non-melanoma locally advanced skin cancer, cervical carcinoma in situ, localized prostate cancer (Gleason score ≤ 7), resected melanoma in situ, or any malignancy considered to be indolent and never required systemic therapy, with the exception of indolent lymphomas.
  • Pregnant, likely to become pregnant, or lactating women (where pregnancy is defined as the state of a female after conception and until the termination of gestation).
  • Hepatic metastases unless adequately treated, either locally (e.g., by surgery, radiofrequency ablation, or chemoembolization) or systemically or both, and stable for 3 months.

Interventions

DRUGSTAR0602

solution, intravenous infusion


Locations(32)

Loma Linda University Cancer Center

Loma Linda, California, United States

UC Davis Comprehensive Cancer Center

Sacramento, California, United States

Sarah Cannon Research Institute at HealthONE

Denver, Colorado, United States

AdventHealth Celebration

Celebration, Florida, United States

University of Miami Sylvester Comprehensive Cancer Center

Miami, Florida, United States

The University of Kansas Cancer Center

Kansas City, Kansas, United States

National Institutes of Health

Bethesda, Maryland, United States

Massachusetts General Hospital Cancer Center

Boston, Massachusetts, United States

Dana-Farber Cancer Institute

Boston, Massachusetts, United States

Karmanos Cancer Institute

Detroit, Michigan, United States

Memorial Sloan-Kettering Cancer Center

New York, New York, United States

The Ohio State University Comprehensive Cancer Center

Columbus, Ohio, United States

University of Oklahoma Health Sciences, Stephenson Cancer Center

Oklahoma City, Oklahoma, United States

Sarah Cannon Research Institute Oncology Partners (SCRI-Nashville)

Nashville, Tennessee, United States

The University of Texas, MD Anderson Cancer Center

Houston, Texas, United States

UT Health Mays Cancer Center

San Antonio, Texas, United States

Fred Hutchinson Cancer Center

Seattle, Washington, United States

University of Wisconsin- Madison

Madison, Wisconsin, United States

Princess Margaret Cancer Centre

Toronto, Ontario, Canada

Research Institute of McGill University Health Centre

Montreal, Quebec, Canada

Hopsital Institut Curie

Paris, France, France

Oncopole Claudius Regaud IUCT

Toulouse, France, France

Institut Bergonié

Bordeaux, France

Centre Leon Berard

Lyon, France

Institute Gustave Roussy

Villejuif, France

Vall d'Hebron Institute of Oncology

Barcelona, Catalonia, Spain

Clinica Universidad de Navarra

San Blas-Canillejas, Madrid, Spain

Hospital Universitario Quirónsalud Madrid

Madrid, Spain, Spain

NEXT Oncology Barcelona, Hospital Quirónsalud Barcelona

Barcelona, Spain

START Madrid FJD

Madrid, Spain

Clinica Universidad de Navarra

Pamplona, Spain

Instituto de Investigacion Sanitaria, INCLIVA

Valencia, Spain

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NCT05592626


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