IL-15 Enhanced NK Cell Therapy for Solid Tumors

May 27, 2026 updated by: Genovn Therapeutics (Suzhou) Co., Ltd.

A Single-Arm Clinical Study of IL-15 Enhanced Engineered NK Cells for Refractory Relapsed/Metastatic Solid Tumors

A single-arm, Phase 1 study evaluating safety, tolerability, and preliminary efficacy of IL-15 enhanced engineered NK cells in patients with refractory relapsed or metastatic solid tumors.

Study Overview

Status

Not yet recruiting

Conditions

Intervention / Treatment

Study Type

Interventional

Enrollment (Estimated)

12

Phase

  • Early Phase 1

Contacts and Locations

This section provides the contact details for those conducting the study, and information on where this study is being conducted.

Study Locations

Participation Criteria

Researchers look for people who fit a certain description, called eligibility criteria. Some examples of these criteria are a person's general health condition or prior treatments.

Eligibility Criteria

Ages Eligible for Study

  • Adult
  • Older Adult

Accepts Healthy Volunteers

No

Description

Inclusion Criteria:

  1. Age 18-70 years;
  2. ECOG 0-1;
  3. histopathologically confirmed metastatic or recurrent solid tumors (breast, liver, lung, etc.);
  4. failed prior standard therapy;
  5. >=1 measurable lesion per RECIST 1.1;
  6. adequate bone marrow, liver, kidney, and coagulation function;
  7. recovered from prior treatment toxicities;
  8. signed informed consent.

Exclusion Criteria:

  1. Pregnancy/lactation;
  2. other malignancy within 5 years (except cured localized tumors);
  3. active autoimmune disease or immunodeficiency;
  4. uncontrolled cardiovascular disease or infection;
  5. active TB;
  6. positive HBsAg/HBcAb or HCV antibody (unless viral load undetectable);
  7. positive syphilis antibody;
  8. major surgery or vaccination within 28 days;
  9. prior cell therapy;
  10. severe allergy to study drugs;
  11. investigator judged unsuitable.

Study Plan

This section provides details of the study plan, including how the study is designed and what the study is measuring.

How is the study designed?

Design Details

  • Primary Purpose: Treatment
  • Allocation: N/A
  • Interventional Model: Single Group Assignment
  • Masking: None (Open Label)

Arms and Interventions

Participant Group / Arm
Intervention / Treatment
Experimental: IL-15 Enhanced Engineered NK Cells
Single arm. Patients receive IL-15 enhanced engineered NK cells after lymphodepletion chemotherapy.
Drug: IL-15 enhanced engineered NK cells
Genetically engineered NK cells expressing IL-15. Administered intravenously. See protocol for dose details.
Biological: IL-15 Enhanced Engineered NK Cells
Genetically engineered NK cells expressing IL-15

What is the study measuring?

Primary Outcome Measures

Outcome Measure
Time Frame
Incidence of Dose-Limiting Toxicity (DLT)
Time Frame: Within 28 days after first infusion
Within 28 days after first infusion

Secondary Outcome Measures

Outcome Measure
Time Frame
Objective Response Rate (ORR)
Time Frame: Every 4 weeks for the first 6 months, then every 12 weeks through 24 months
Every 4 weeks for the first 6 months, then every 12 weeks through 24 months
Duration of Response (DOR)
Time Frame: From date of first documented response until date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months
From date of first documented response until date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months
Progression-Free Survival (PFS)
Time Frame: From date of enrollment until date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months
From date of enrollment until date of first documented progression or date of death from any cause, whichever came first, assessed up to 24 months
Overall Survival (OS)
Time Frame: From date of enrollment until date of death from any cause, assessed up to 24 months
From date of enrollment until date of death from any cause, assessed up to 24 months

Other Outcome Measures

Outcome Measure
Time Frame
Expansion and persistence of IL-15 enhanced engineered NK cells and cytokine levels
Time Frame: Baseline (Day 0), Day 1, Day 3, Day 7, Day 14, Day 28, then every 4 weeks through 6 months, then every 12 weeks through 12 months
Baseline (Day 0), Day 1, Day 3, Day 7, Day 14, Day 28, then every 4 weeks through 6 months, then every 12 weeks through 12 months

Collaborators and Investigators

This is where you will find people and organizations involved with this study.

Sponsor

Genovn Therapeutics (Suzhou) Co., Ltd.

Study record dates

These dates track the progress of study record and summary results submissions to ClinicalTrials.gov. Study records and reported results are reviewed by the National Library of Medicine (NLM) to make sure they meet specific quality control standards before being posted on the public website.

Study Major Dates

Study Start (Estimated)

July 1, 2026

Primary Completion (Estimated)

December 31, 2028

Study Completion (Estimated)

December 31, 2028

Study Registration Dates

First Submitted

May 21, 2026

First Submitted That Met QC Criteria

May 27, 2026

First Posted (Actual)

June 2, 2026

Study Record Updates

Last Update Posted (Actual)

June 2, 2026

Last Update Submitted That Met QC Criteria

May 27, 2026

Last Verified

May 1, 2026

More Information

Terms related to this study

Additional Relevant MeSH Terms

Other Study ID Numbers

  • 2026-08-02

Plan for Individual participant data (IPD)

Plan to Share Individual Participant Data (IPD)?

NO

Drug and device information, study documents

Studies a U.S. FDA-regulated drug product

No

Studies a U.S. FDA-regulated device product

No

This information was retrieved directly from the website clinicaltrials.gov without any changes. If you have any requests to change, remove or update your study details, please contact register@clinicaltrials.gov. As soon as a change is implemented on clinicaltrials.gov, this will be updated automatically on our website as well.

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