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NCT Number: NCT05168423

CART-EGFR-IL13Ra2 in EGFR Amplified Recurrent GBM

This is an open-label phase 1 study to assess the safety and feasibility of autologous T cells co-expressing two CARs targeting the cryptic EGFR epitope 806 and IL13Ra2 (referred to as "CART-EGFR-IL13Ra2 cells") in patients with EGFR-amplified glioblastoma, IDH-wildtype that has recurred following prior radiotherapy.

Active, Not Recruiting

This study is active but is not currently recruiting participants.

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Key information

Age range

18 year and older

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

University of Pennsylvania

Philadelphia, Pennsylvania, 19104, United States

Who can participate

Healthy volunteers accepted: No

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Signed, written informed consent
  • Male or female age ≥ 18 years
  • Patients with glioblastoma, IDH-wildtype (as defined by WHO 2021 Classification of CNS Tumors) that has recurred following prior radiotherapy. For patients with tumors harboring methylation of the MGMT promoter, at least 12 weeks must have elapsed since completion of first-line radiotherapy.
  • Tumor tissue positive for wild-type EGFR amplification by NeoGenomics Laboratories. Archival tumor from patient's initial surgery at time of original diagnosis or recently collected tumor from time of recurrence are acceptable.
  • Surgical tumor resection for disease control/management or tumor biopsy to confirm tumor recurrence is clinically indicated in the opinion of the physician-investigator.
  • Adequate organ function defined as:
  • Serum creatinine ≤ 1.5 x ULN or estimated creatinine clearance ≥ 30 ml/min and not on dialysis.
  • ALT/AST ≤ 3 x upper limit of normal range and total bilirubin ≤ 2.0 mg/dl, except for patients in whom hyperbilirubinemia is attributed to Gilbert's syndrome (≤ 3.0 mg/dl).
  • Left Ventricular Ejection Fraction (LVEF) ≥ 45% confirmed by ECHO/MUGA
  • Must have a minimum level of pulmonary reserve defined as ≤ Grade 1 dyspnea and pulse oxygen > 92% on room air
  • Karnofsky Performance Status ≥ 60%.
  • Subjects of reproductive potential must agree to use acceptable birth control methods.

Exclusion criteria

  • Active hepatitis B or hepatitis C infection.
  • Any other active, uncontrolled infection.
  • Class III/IV cardiovascular disability according to the New York Heart Association Classification.
  • Tumors primarily localized to the brain stem or spinal cord.
  • Severe, active co-morbidity in the opinion of the physician-investigator that would preclude participation in this study.
  • Receipt of bevacizumab within 3 months prior to physician-investigator confirmation of eligibility.
  • Active autoimmune disease requiring systemic immunosuppressive treatment equivalent to ≥ 10 mg daily of prednisone. Patients with autoimmune neurological diseases (such as MS or Parkinson's) will be excluded.
  • Patients who are pregnant or nursing (lactating).
  • History of allergy or hypersensitivity to study product excipients (human serum albumin, DMSO, and Dextran 40).

Treatment and study plan

CART-EGFR-IL13Ra2 cells

Drug

autologous T cells transduced with a bicistronic lentiviral vector containing a murine scFv targeting EGFR and a humanized scFv targeting IL13Ra2

Primary outcomes

  1. Number of Subjects with treatment related adverse events using NCI Common Terminology Criteria for Adverse Events (CTCAE) V5.0

    Time frame: Up to 15 years following CART-EGFR-IL13Ra2 administration

    Type, frequency, severity, and attribution of adverse events

  2. Number of subjects with dose-limiting toxicities (DLTs)

    Time frame: 28 days following initial treatment with CART-EGFR-IL13Ra2 cells

    Dose Escalation Phase only; Unacceptable toxicity as defined by the protocol

  3. Determination of maximum tolerated dose (MTD).

    Time frame: 28 days following initial treatment with CART-EGFR-IL13Ra2 cellsnths

    Dose Escalation Phase only: The maximum tolerated dose (MTD) is defined as the highest dose explored at which 0 or 1 DLT occurs in 6 evaluable subjects.

  4. Determine the recommended dose for expansion (RDE).

    Time frame: Up to 12 months following initial treatment with CART-EGFR-IL13Ra2 cells

  5. Proportion of eligible subjects who receive all planned doses of CART-EGFR-IL13Ra2 cells.

    Time frame: 28 days following initial treatment with CART-EGFR-IL13Ra2 cells

    Cohort 4 only

Secondary outcomes

  1. Proportion of subjects who enroll on this study who received study treatment.

    Time frame: 12 months

    Evaluated based on the proportion of subjects who screen fail and those who receive any dose of CART-EGFR-IL13Ra2 cells.

  2. Frequency of manufacturing failures

    Time frame: 3 months

    Proportion of subjects with CART-EGFR-IL13Ra2 products that fail to meet the product release criteria, out of the number of subjects in whom manufacturing was attempted.

    Proportion of subjects with CART-EGFR-IL13Ra2 products that fail to meet the assigned dose, out of the number of subjects in whom manufacturing was attempted.

  3. Progression-Free Survival (PFS)

    Time frame: Up to 15 years following CART-EGFR-IL13Ra2 administration

    Per modified RANO criteria

  4. Objective Response Rate (ORR)

    Time frame: Up to 12 months following CART-EGFR-IL13Ra2 administration

    Per modified RANO criteria (in subjects with measurable disease at the time of study treatment); Proportion of subjects with confirmed CR and PR.

  5. Duration of response (DOR)

    Time frame: Up to 15 years following initial CART-EGFR-IL13Ra2 administration

    Per modified RANO criteria (in subjects with measurable disease at the time of study treatment); Time from the date when a response of confirmed CR/PR is first met to the date of confirmed disease progression, death or receipt of alternative treatment other than CART-EGFR-IL13Ra2 retreatment.

  6. Overall Survival (OS)

    Time frame: Up to 15 years following initial CART-EGFR-IL13Ra2 administration

    Time from initial study treatment to the date of death from any cause.

Sponsors and collaborators

Lead sponsor

University of Pennsylvania

Other

Collaborators

  • Kite Pharma (a Gilead Company)

Registry information

Official study title

Phase 1, Open-label Study Evaluating the Safety and Feasibility of CART-EGFR-IL13Ra2 Cells in Patients With EGFR-Amplified Recurrent Glioblastoma

Important dates

Study start
2023
Primary completion
2039
Study completion
2039
First posted
Dec 23, 2021
Registry last updated
Apr 13, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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