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NCT05353530 · University of Florida

IL-8 Receptor-modified CD70 CAR T Cell Therapy in CD70+ Adult Glioblastoma

(IMPACT)

What this study is about

This is a phase I study to assess the safety and feasibility of IL-8 receptor modified patient-derived activated CD70 CAR T cell therapy in CD70+ adult glioblastoma

View original scientific description

This is a phase I study to assess the safety and feasibility of IL-8 receptor modified patient-derived activated CD70 CAR T cell therapy in CD70+ adult glioblastoma

Interventions

BIOLOGICAL

Ex-Vivo expanded autologous IL-8 receptor (CXCR2) modified CD70 CAR (8R-70CAR) T cells

Single dose of 8R-70CAR T cells administered IV

Primary outcome measures

Safety of 8R-70CAR T-cell therapy in adult patients with de novo CD70+ GBM

Time frame: 28 days post-infusion

Defined as ≤ 1 DLT out of 6 patients is observed at the 1x10\^8 cells/Kg dose. Dose-Limiting toxicity (DLT) will be defined as any adverse event attributable (possible, probable, or definite) to the administration of 8R-70CAR T cells and occurring from the time of infusion through 28 days post-infusion.

Feasibility of 8R-70CAR T-cell therapy in adult patients with de novo CD70+ GBM

Time frame: 10 weeks

Feasibility will be defined as the ability to infuse 8R-70CAR T-cell safely in 66.7 % of enrolled patients (patients who signed consent and were deemed eligible for the study).

Who can participate

This study lists these criteria on ClinicalTrials.gov. A study coordinator reviews eligibility during screening — this page does not determine whether you qualify.

Inclusion criteria

  • (Adult GBM):
  • Age ≥ 18 years
  • Newly-diagnosed de novo GBM based on the absence of previous history of brain tumor (WHO Grade IV glioma) by histopathology or molecular studies. (secondary GBM not eligible)
  • The tumor must have a supratentorial component
  • CD70 positive (≥5%, 1+) Tumor expression will be scored on a scale of 0 to 3 staining intensity: 0 = Negative
  • = Low level
  • = Moderate level
  • = High level
  • The criteria for inclusion will be at least 5% of the cells scoring 1+ staining intensity (\> 5%, 1+).
  • Surgical resection of tumors with less than 3cm x 3cm (9 cm2) residual enhancing tumor as a product of longest perpendicular planes by MRI or biopsy only for tumor measuring less than 3cm x 3cm
  • Karnofsky Performance Status (KPS) of \> 70%
  • CBC with differential with adequate bone marrow function as defined below:
  • Absolute neutrophil count (ANC) ≥ 1500 cells/mm3.
  • Platelet count ≥ 100,000 cells/mm3.
  • Hemoglobin ≥ 10 g/dl. (The use of transfusion or other intervention to achieve Hgb ≥ 10 g/dl is acceptable.) • Adequate renal function as defined below:
  • BUN ≤ 25 mg/dl
  • Creatinine ≤ 1.7 mg/dl • Adequate hepatic function as defined below:
  • Bilirubin ≤ 2.0 mg/dl
  • ALT ≤ 5 times institutional upper limits of normal for age
  • AST ≤ 5 times institutional upper limits of normal for age
  • Signed informed consent. If the patient's mental status precludes his/her giving informed consent, written informed consent may be given by the legally authorized representative.
  • For females of childbearing potential, a negative serum pregnancy test at enrollment.
  • Women of childbearing potential (WOCBP) must be willing to use an acceptable contraceptive method to avoid pregnancy throughout the study and for at least 24 weeks after the last dose of study drug.
  • Males with female partners of childbearing potential must agree to practice adequate contraceptive methods throughout the study and should avoid conceiving children for 24 weeks following the last dose of study drug.

Exclusion criteria

  • (Adult GBM):
  • Prior invasive malignancy (except for non-melanomatous skin cancer) unless disease free for ≥ 3years. (In situ cancer are permissible)
  • Metastases detected below the tentorium or beyond the cranial vault
  • Leptomeningeal disease beyond the cranial vault. (Focal, adjacent and leptomeningeal involvement is allowable at the discretion of the PI).
  • Recurrent or multifocal malignant gliomas.
  • The patient is not a candidate for cellular therapy as assessed by the study bone marrow transplant physician.
  • Known immunosuppressive disease or human immunodeficiency virus (HIV) infection. Rationale: The need to exclude patients with the immunosuppressive disease or human
  • Severe, active co-morbidity, defined as follows:
  • Unstable angina and/or congestive heart failure requiring hospitalization.
  • Transmural myocardial infarction within the last 6 months.
  • Acute bacterial or fungal infection requiring intravenous antibiotics at the initiation of XRT/TMZ.
  • Chronic Obstructive Pulmonary Disease exacerbation or other respiratory illness requiring hospitalization or precluding study therapy at the initiation of XRT/TMZ.
  • Hepatic insufficiency resulting in clinical jaundice and/or coagulation defects.
  • Patients with an autoimmune disease requiring medical management with immunosuppressants.
  • Major medical illnesses or psychiatric impairments that, in the investigator's opinion, will prevent administration or completion of protocol therapy.
  • Active connective tissue disorders such as lupus or scleroderma that, in the investigator's opinion, place the patient at high risk for radiation toxicity.
  • Pregnant or lactating women, due to possible adverse effects on the developing fetus or infant.
  • Patients treated on any other therapeutic clinical protocols within 30 days prior to enrollment.

Where

  • Gainesville, Florida

Collaborators

AM Rosen Foundation

Related conditions & keywords

Glioblastoma MultiformeGlioblastomaCAR T CellBrain TumorBrain CancerImmunotherapy

Frequently asked questions

What is a clinical trial?

A clinical trial is a research study that tests new medical treatments, drugs, devices, or procedures to determine their safety and effectiveness. Trials are carefully designed and monitored to protect participants while advancing medical knowledge.

Is it safe to participate?

Clinical trials follow strict safety guidelines and ethical standards. Trials must be reviewed and approved, and participants are closely monitored by medical professionals throughout the study. You can withdraw at any time if you choose.

Will I be compensated?

Many clinical trials offer compensation for your time, travel expenses, and inconvenience. The specific compensation varies by study and will be discussed during the screening process. All study-related medical care is typically provided at no cost to participants.

Will I receive a placebo instead of treatment?

When effective treatment exists, participants typically receive either the standard treatment plus the study intervention, or the standard treatment plus placebo. You would not be denied effective care. Placebos are primarily used when no proven treatment is available, or in addition to standard care. Your trial consent form will clearly explain what treatments you may receive.

Can I leave a trial if I change my mind?

Absolutely. Participation in clinical trials is completely voluntary. You have the right to withdraw from the study at any time, for any reason, without penalty or loss of benefits to which you are otherwise entitled.

How long does a clinical trial last?

Trial duration varies widely depending on the study design and purpose. Some trials last just a few weeks, while others may continue for months or years. The study coordinator will provide specific timeline information during your screening call.

Data: ClinicalTrials.gov · synced May 27, 2026 · Source of record for eligibility and locations

📊
1 of 39 participants interested
3% interest

See if this study fits

A short prescreen based on this study's listed criteria. A coordinator confirms eligibility — this is not a medical assessment.

Preparing your pre-screening questions…

Study locations

Choose your preferred location, or select flexible during enrollment.

RECRUITING

Gainesville

Florida

Location available

Express your interest

Share your contact details and a study coordinator can follow up about screening.

Secure & Confidential

Your information is protected and will only be shared with the research team.

What participation can include

  • Study-related care provided by the research team
  • Close monitoring by medical professionals
  • Possible compensation for time and travel*
  • The option to withdraw at any time
  • Contributing to medical research that may help future patients

*Compensation varies by study. Confirm details with coordinator.

Typical next steps

  1. 1.Submit this form
  2. 2.Phone screening
  3. 3.In-person assessment if eligible
  4. 4.Begin participation

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Glioblastoma Multiforme Treatment Options in Gainesville, Florida

If you're searching for Glioblastoma Multiforme treatment in Gainesville, participating in a clinical research study may provide access to innovative approaches under expert medical supervision. This study is actively recruiting participants in Gainesville and surrounding areas.

Clinical trials offer participants the opportunity to receive cutting-edge treatments while contributing to medical research that may help future patients with Glioblastoma Multiforme. All study-related care is provided at no cost to participants.

Local Sites
1 locations in Florida
Now Enrolling
Up to 39 participants
Quick Start
Screening available now

Why Consider a Clinical Trial for Glioblastoma Multiforme?

Potential Benefits

  • Access to new treatment approaches before public availability
  • Close monitoring by experienced medical professionals
  • Study-related care provided at no cost
  • Contribute to medical research for Glioblastoma Multiforme

What to Expect

  • Initial screening to determine eligibility
  • Regular check-ups and monitoring visits
  • Possible compensation for time and travel
  • You can withdraw at any time

Frequently Asked Questions About This Glioblastoma Multiforme Study

Important Clinical Trial Information

This information is provided for educational purposes and does not constitute medical advice. Clinical trial participation involves potential risks and benefits. Eligibility requirements apply and will be assessed during the screening process.

Study identifier: NCT05353530. For complete study details, visit ClinicalTrials.gov. Always consult with your healthcare provider before making decisions about your medical care or participating in clinical research.