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NCT Number: NCT04842812

Engineered TILs/CAR-TILs to Treat Advanced Solid Tumors

Tumor infiltration lymphocytes (TILs) have been harvested from advanced cancer patients and constructed to knockout PD1 gene and express scFvs against both PD1 and CTALA4 and CARs against various antigens, followed by transfusion into the patients. The safety, tolerance, and preliminary clinical efficacy of the TILs will be evaluated.

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Key information

About this study

  • Choose appropriate patients with advanced lung or other cancers, with written consent for this study;
  • Perform biopsy or collect cancerous effusion in thorax or abdomen to obtain TILs by standard protocol;
  • Grow TILs and engineered the tumor-effective TILs with CRISPRA-CAS9 technique to knockdown PD1 and electronic-transfection strategy to express scFvs that target PD1 and CTLA4; amplify the engineered T cells as needed, test the quality and killing activity of the TILs and then transfuse them back the patients via systemic or local injections via standard protocol, and follow up closely to collect related parameters as needed;
  • To enhance the killing capability, tumor-noneffective TILs have also been genetically engineered to express various CARs targeting HER2/Mesothelin/Lewis-Y/PSCA/MUC1/ GPC3/AXL/EGFR/Claudin18.2/B7-H3/ROR1/GD2/AXL/Claudin6-DAP10 with knockdown of PD1/HPK1 as appropriate;
  • Evaluate the clinical results as needed.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Patients with advanced cancers that failed to current available therapies;
  • Life expectancy >12 weeks;
  • Adequate heart, lung, liver, kidney functions;
  • Available for tumor biopsy or cancerous effusions;
  • Informed consent explained to, understood by and signed by patient/guardian. Patient/guardian given copy of informed consent.

Exclusion criteria

  • Had accepted gene therapy before;
  • Severe virus infection such as HBV, HCV, HIV, et al; Known HIV positivity;
  • Active infectious disease related to bacteria, virus, fungi, et al;
  • Other severe diseases that the investigators consider not appropriate;
  • Pregnant or lactating women;
  • Systemic steroid treatment (greater than or equal to 0.5 mg prednisone equivalent/kg/day);
  • Other conditions that the investigators consider not appropriate.

Treatment and study plan

TILs and CAR-TILs targeting HER2, Mesothelin, PSCA, MUC1, Lewis-Y, GPC3, AXL, EGFR, Claudin18.2/6, ROR1, GD1, or B7-H3

Biological

TILs and CAR-TILs injection: 1-10×10e7/kg cells for each treatment; 3 or more cycles.

Primary outcomes

  1. Safety of TILs/CAR-TILs treatment in advanced solid cancers

    Time frame: up to 36 months

    Assessing Number of participants with treatment-related adverse events as assessed by CTCAE v4.0.

Secondary outcomes

  1. Primary clinical efficacy of the TILs/CAR-TILs treatment in advanced solid cancers

    Time frame: 15 years

    Assessing various clinical response rates including complete response, partial response, stable disease, and progress disease during and after TILs/CAR-TILs treatment in advanced solid cancers.

Study contacts

Contact information is provided by the study sponsor or research team.

Bingjia He, MD

CONTACT

[email protected]

+862039195965

Zhenfeng Zhang, MD, PhD

CONTACT

[email protected]

+862039195966

Sponsors and collaborators

Lead sponsor

Second Affiliated Hospital of Guangzhou Medical University

Other

Collaborators

  • Guangdong Zhaotai InVivo Biomedicine Co. Ltd.

Registry information

Official study title

Engineered TILs/CAR-TILs With PD1 Knockout and Anti-PD1/CTLA4-scFv Secreting or CARs Against Various Antigens to Treat Advanced Solid Tumors

Important dates

Study start
2021
Primary completion
2029
Study completion
2035
First posted
Apr 13, 2021
Registry last updated
Jun 25, 2024

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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