How NK cells help the immune system fight cancer

Dissecting the immunomodulatory effects of NK cells on immune responses to cancer

['FUNDING_R01'] · FRED HUTCHINSON CANCER CENTER · NIH-11174299

Researchers are trying to boost signals from natural killer (NK) cells so people with cancer respond better to immunotherapies like anti‑PD‑1.

Quick facts

Phase['FUNDING_R01']
Study typeNih_funding
SexAll
SponsorFRED HUTCHINSON CANCER CENTER (nih funded)
Locations1 site (SEATTLE, UNITED STATES)
Trial IDNIH-11174299 on ClinicalTrials.gov

What this research studies

This research looks at how NK cells communicate with other immune cells inside tumors, focusing on a signal called FLT3LG that supports antigen‑presenting dendritic cells. Scientists will use laboratory experiments and animal models to see whether increasing this NK‑cell signal raises the number and activity of helpful dendritic cells in the tumor. The team will link these findings to human tumor data to identify targets that could be combined with existing T cell‑directed immunotherapies. The goal is to find approaches that make more patients benefit from current cancer immunotherapies.

Who could benefit from this research

Good fit: People with solid tumors who are receiving or are eligible for anti‑PD‑1 or other immune‑based cancer therapies would be the most relevant candidates for future trials based on this work.

Not a fit: Patients with cancers that do not rely on immune responses, those who cannot receive immunotherapy, or those with certain immune‑deficiencies may not benefit from these approaches.

Why it matters

Potential benefit: If successful, the work could lead to new combination treatments that help more cancer patients respond to immunotherapy.

How similar studies have performed: Preclinical and correlative studies have shown that NK cells and FLT3LG are linked to better patient survival and immunotherapy responses, but translating these findings into effective clinical treatments is still experimental.

Where this research is happening

SEATTLE, UNITED STATES

Researchers

About this research

  1. This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
  2. Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
  3. For full project details, budget, and progress reports, visit the official NIH RePORTER page below.

View on NIH RePORTER →

Conditions: Cancers

Last reviewed 2026-05-15 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.