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NCT Number: NCT06773091

A Phase I Study of NK042 Cell Injection in Advanced Solid Tumors

This is a single-arm, open-label, multi-center phase 1 clinical study designed to evaluate the safety and preliminary efficacy of NK042 cell injection in patients with advanced solid tumors.

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Key information

Age range

18 year–70 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 1

Primary location

Peking University Cancer Hospital

Beijing, 100142, China

Location status: Recruiting

Location contact

Changsong QI, MD

CONTACT

[email protected]

+0086010-88196561

Lin Shen, MD

PRINCIPAL_INVESTIGATOR

About this study

This study is divided into two phases: Phase Ia and Phase Ib.

Dose-Escalation and Expansion:

  • Phase Ia: This dose-escalation phase involves both single-dose and multiple-dose administrations of NK042 in patients with advanced solid tumors.
  • Phase Ib: This multiple-dose cohort-expansion phase will focus on solid tumor indications that demonstrated preliminary efficacy in Phase Ia.

Who can participate

Healthy volunteers accepted: No

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

Inclusion criteria

  • Voluntary signing of a written informed consent form.
  • Age between 18 and 70 years.
  • Histologically or cytologically confirmed locally advanced or metastatic solid tumor patients who are not amenable to surgical resection, with no standard treatment options, or who have relapsed or progressed after standard treatment, or are resistant or intolerant to standard treatment.
  • At least one assessable tumor lesion according to Response Evaluation Criteria in Solid Tumors, version 1.1 (RECIST 1.1).
  • Eastern Cooperative Oncology Group (ECOG) performance status score of 0-1.
  • Expected survival ≥12 weeks.
  • Must have adequate bone marrow, liver, and renal function.

Exclusion criteria

  • Insufficient washout period for prior anti-tumor treatments before the first dose, including chemotherapy, targeted therapy, antibody therapy, and radiotherapy.
  • Participation in another clinical trial and use of investigational drugs within 28 days before the first dose.
  • Requirement for anticoagulation therapy.
  • Symptomatic brain parenchymal metastases with less than 4 weeks of stability after treatment.
  • Active pulmonary diseases, including but not limited to interstitial lung disease, pneumonitis.
  • Uncontrolled active infections.
  • Uncontrollable massive pleural effusion, ascites, or pericardial effusion.
  • Previous receipt of other cellular therapies.
  • Planned concurrent participation in other anti-tumor treatments during the study.
  • Pregnant or breastfeeding women.

Treatment and study plan

NK042

Biological

NK042 is an allogeneic, off-the-shelf cellular therapy derived from healthy donors and enriched with NKR+ NK cells.

Fludarabine (FLU)

Drug

Fludarabine (FLU) is administered as a lymphodepletion regimen prior to NK042 infusion.

Cyclophosphamide (CTX)

Drug

Cyclophosphamide (CTX) is administered as a lymphodepletion regimen prior to NK042 infusion.

Primary outcomes

  1. Incidence of Adverse events (AEs) and Serious Adverse Events (SAEs)

    Time frame: Up to 1 year after first dose of NK042.

    Number of subjects experiencing adverse events, and the frequency and severity of adverse events. The type, frequency, onset, and severity of treatment-emergent adverse events (TEAEs) will be assessed in accordance with the National Cancer Institute Common Terminology Criteria for Adverse Events (NCI CTCAE),version 5.0.

  2. Dose Limiting Toxicities (DLTs)

    Time frame: Up to 28-day after first dose of NK042.

    Identification of DLTs to determine the maximum tolerated dose (MTD).

  3. Objective Response Rate (ORR)

    Time frame: Up to 1 year after first dose of NK042.

    The proportion of participants achieving a complete response (CR) or partial response (PR) per Response Evaluation Criteria in Solid Tumors, version 1.1 (RECIST 1.1).

Secondary outcomes

  1. Peak plasma concentration (Cmax)

    Time frame: Predose, 4, 24, 48, 72, Day 8, Day 15, Day 22, Day 29 post-dose and every 2 months during the treatment follow-up period.

    Cmax of NK042 will be measured to determine the maximum concentration reached in the plasma following administration.

  2. Time to reach maximum concentration (Tmax)

    Time frame: Predose, 4, 24, 48, 72 hours, Day 8, Day 15, Day 22, Day 29 post-dose, and every 2 months during the treatment follow-up period.

    Tmax of NK042 will be assessed to determine the time point at which the highest plasma concentration is observed following administration.

  3. Area under the plasma concentration versus time curve (AUC₀-ₜ)

    Time frame: Predose, 4, 24, 48, 72 hours, Day 8, Day 15, Day 22, Day 29 post-dose, and every 2 months during the treatment follow-up period.

    AUC₀-ₜ will be assessed to determine the total NK042 exposure from the time of administration (0) to the last measurable concentration (t).

  4. Half-life (T₁/₂) of NK042

    Time frame: Predose, 4, 24, 48, 72 hours, Day 8, Day 15, Day 22, Day 29 post-dose, and every 2 months during the treatment follow-up period.

    T₁/₂ of NK042 will be assessed to determine the time required for a 50% reduction in the maximum amount of circulating NK042 in the plasma.

  5. Progression-Free Survival (PFS)

    Time frame: Up to 1 year after first dose of NK042 .

    The time from the first dose until objective tumor progression or death.

  6. Overall Survival (OS)

    Time frame: Up to 1 year after first dose of NK042 .

    The time from the first dose until death from any cause.

  7. Duration of Response (DOR)

    Time frame: Up to 1 year after first dose of NK042 .

    The time from the first documentation of CR or PR to disease progression or death.

  8. Disease Control Rate (DCR)

    Time frame: Up to 1 year after first dose of NK042 .

    The proportion of participants who achieve a CR, PR, or stable disease (SD) as assessed by RECIST 1.1.

Study contacts

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

Sponsors and collaborators

Lead sponsor

Shanghai NK Cell Technology Co., LTD

Industry

Registry information

Official study title

An Open-Label, Single-Arm, Multicenter Phase I Clinical Study to Evaluate the Safety and Preliminary Efficacy of NK042 Cell Injection (Universal NKR+NK) in Advanced Solid Tumors

Acronym: NKSOLID

Important dates

Study start
2025
Primary completion
2026
Study completion
2027
First posted
Jan 14, 2025
Registry last updated
Apr 6, 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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