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Renal Cell CarcinomaPhase 1NCT06182735

CD70-targeted CAR-NKT Cells(CGC729) Therapy in the Renal Cell Carcinoma

A Phase 1 study testing Cyclophosphamide + Fludarabine + Infusion of CAR-NKT Cells in people with Renal Cell Carcinoma, run by Fudan University at 1 site in China.

Unknown status

Status not confirmed. The sponsor has not verified this record for over two years, so it may be out of date.

Official record
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Trial summary

This is a phase I, open-label, single-arm study conducted to evaluate the safety, tolerability, PK, and preliminary efficacy of CGC729 with Relapsed or Metastatic advanced renal cell carcinoma. Condition or disease:Renal Cell Carcinoma Intervention/treatment: Biological: CD70 CAR-NKT cells Phase 1 Read more about this study

Who is it for?
Ages 18 to 75 years
Conditions the study is for
Renal Cell Carcinoma
What is being tested?
Cyclophosphamide + Fludarabine + Infusion of CAR-NKT Cells
Type of treatment
Injection or infusion
Could I receive a placebo?
No, everyone receives an active treatment
How many people
9 participants
Where
1 siteChina
Study dates
17 Jul 2023to 28 Jan 2025
Phase
Phase 1
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 18 to 75 years
  • All sexes
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Subjects or their guardians agree to participate in this clinical trial and sign the ICF, indicating that they understand the purpose and procedures of this clinical trial and are willing to participate in the research.
  • Age 18 to 75 years.
  • Patients with advanced clear cell renal cell carcinoma confirmed by histology or cytology to be recurrent or metastatic after at least second-line treatment.
  • Archival and/or fresh tumor tissue samples are required.
  • At least one measurable lesion at baseline per RECIST version 1.1.
  • ECOG 0-1 points.
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  • The expected survival time is more than 12 weeks.
  • The functions of important organs are basically normal: Hematopoietic function: neutrophils 1.5×109/L, platelets 75×109/L, hemoglobin 80g/L; Renal function: creatinine clearance of ≥60 mL/min.; Liver function: ALT and AST≤2.5×ULN (≤5 × ULN for patients with liver metastases); Total bilirubin≤1.5×ULN. Coagulation INR < 1.7.
  • Pregnancy tests for women of childbearing age shall be negative, Both men and women agreed to use effective contraception.

Who cannot join

  • Pregnant or lactating female subjects.
  • Pregnant or lactating female subjects.
  • Known positive test result for human immunodeficiency virus (HIV) oracquired immune deficiency syndrome (AIDS).
  • Active infection or uncontrollable infection.
  • Known to have active or uncontrolled autoimmune diseases, such as Crohns disease, rheumatoid arthritis, systemic lupus erythematosus, etc. .
  • Having a history of any mental illness, including dementia, altered mental status, which may affect informed consent and the understanding of the subject by the relevant questionnaire.
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  • Have a serious uncontrollable illness that may affect the subject receiving treatment for this study.
  • Subjects with other malignant tumors within the past 2 years, except basal or squamous skin cancer, superficial bladder cancer, and breast cancer in situ, have been completely cured and do not need follow-up treatment.
  • Subjects who are using systemic steroids or steroid inhalers for treatment.
  • Use of anti-CD70 therapy or cell therapy within the previous 3 months.
  • Immunotherapy, targeted drug therapy or chemotherapy within 5 drug half-lives within 2 weeks before cell infusion.
  • Subjects allergic to immunotherapy or related drugs.
  • Patients with leptomeningeal metastasis or central nervous system metastasis, and definite central nervous system underlying diseases with significant symptoms in the past 6 months.
  • Subjects with NYHA heart failure class ≥2 or hypertension uncontrolled by standard therapy requiring special treatment, previous history of myocarditis, or myocardial infarction within 6 months.
  • Earnestly received or organ transplantation or preparing to receive organ transplants.
  • Other investigators deem it unsuitable to participate in the study.

Trial locations and contacts

1 site in 1 country.

Dingwei Ye contact

021-64175590

ydw@163.com

China1 site, 1 recruiting
  • Jian Zhang

    Shanghai

    Jian Zhang, 18017312991, syner2000@163.com

    Dingwei Ye, 021-64175590, ydw@163.com

    Recruiting

Other trials in China

About this study

Official title: A Phase I Clinical Study to Assess the Safety and Efficacy of CD70-targeted CAR-NKT in the Treatment of Relapsed or Metastatic Advanced Renal Cell Carcinoma.

This is a phase I, open-label, single-arm study conducted to evaluate the safety, tolerability, PK, and preliminary efficacy of CGC729 with Relapsed or Metastatic advanced renal cell carcinoma.

Condition or disease:Renal Cell Carcinoma Intervention/treatment: Biological: CD70 CAR-NKT cells Phase 1

Read the detailed description

Dose exploration for this study will be a 3+3 design with a target DLT rate of <1/3. A particular dose level will be expanded to 6 patients if one patient out of 3 patients treated at that particular dose level develops DLT. Once this occurs, further dose-escalations are halted until the dose has proven to be safe in the expanded cohort. If 2 or more in a cohort of 6 patients develop DLT no further dose escalation is allowed, and the next lower dose level will be expanded to 6 patients in total. The highest dose among the dose levels tested at which no more than one out of six patients experiences DLT will be considered the MTD. Dose exploration can be discontinued once one or more dose levels with an acceptable safety profile and satisfactory antitumor activity have been selected for subsequent evaluation.

During the treatment period of the study, three dose levels of CGC729 will be evaluated. Each of the dose levels will evaluate the safety of the CAR-NKT cells.

Being tested
Cyclophosphamide + Fludarabine + Infusion of CAR-NKT Cells
Medical subject headings
Carcinoma, Renal Cell

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Cyclophosphamide + Fludarabine + Infusion of CAR-NKT CellsCombination product

    Biological: CD70 CAR-NKT cells. Drug: Cyclophosphamide. Drug: Fludarabine.

Study groups in NCT06182735
Study groupRoleWhat they receive
Cyclophosphamide + Fludarabine + Infusion of CAR-NKT CellsExperimentalLymphodepleting regimen, Cyclophosphamide 250mg/m2 IV on day -5 to -3 and Fludarabine 25mg/m2 IV on days -5 to -3. Followed by infusion of CAR-NKT on day 0. Potential CGC729 doses: Dose level 1: 5.0×106 CAR- NKT cells/m2; Dose level 2: 1.5×107 CAR- NKT cells/m2; Dose level 3: 4.5×107 CAR- NKT cells/m2.
Receives: Combination Product: Cyclophosphamide + Fludarabine + Infusion of CAR-NKT Cells

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Percentage of Participants Experiencing DLT

    1.Percentage of Participants Experiencing Dose Limiting Toxicities (DLTs) Dose limiting toxicity (DLT) is an AE that meets the following criteria and occurs within 28 days of CGC729 infusion.AE is graded according to CTCAE version 5.0.

    Measured: Day 28 after CGC729 infusion

Secondary outcomes (6)
  1. ORR of CD70 CAR-NKT cell dynamics.

    Assess Objective response rate(ORR)

    Measured: Day 1 through week 52

  2. DCR of CD70 CAR-NKT cell dynamics.

    Disease control rate (DCR)

    Measured: Day 1 through week 52

  3. The safey of CD70 CAR-NKT cell dynamics

    Adverse events (AEs) of CD70 CAR-NKT cell dynamics, Duration and severity of AEs,AE is graded according to CTCAE version 5.0.

    Measured: Day 1 through week 52

  4. Cmax of CD70 CAR-NKT cell dynamics.

    Peak Plasma Concentration

    Measured: Day 1 through week 52

  5. Tmax of CD70 CAR-NKT cell dynamics.

    Time to Maximum Plasma Concentration

    Measured: Day 1 through week 52

  6. AUC of CD70 CAR-NKT cell dynamics.

    Area under the plasma concentration versus time curve

    Measured: Day 1 through week 52

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted27 Dec 2023
  2. Study start17 Jul 2023
  3. Primary completion28 Jan 2025 (estimated)
  4. Study completion28 Jan 2025 (estimated)

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 1
Primary purpose
Treatment
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
9 participants (estimated)
IDs, dates and publications
ClinicalTrials.gov ID
NCT06182735
Sponsor's protocol ID
CGC729-IIT-01
Status last verified
Dec 2023
First submitted
6 Dec 2023
Last updated
27 Dec 2023
Results posted
No
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Questions about this trial

What is this clinical trial studying?

A Phase 1 study testing Cyclophosphamide + Fludarabine + Infusion of CAR-NKT Cells in people with Renal Cell Carcinoma, run by Fudan University at 1 site in China.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 9 inclusion and 16 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: status not confirmed, as of the sponsor's last update on 27 Dec 2023. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 1 site in China. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 1 studies test a treatment in a small group of people for the first time or in a new way, mainly to check safety and find the right dose.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Results are not available in the source record.

How can a doctor refer a patient or contact the research team?

Contact Jian Zhang (18017312991, syner2000@163.com), or a site near the patient. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Percentage of Participants Experiencing DLT (time frame: Day 28 after CGC729 infusion). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 27 Dec 2023.

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