Modified immune cells with drug-filled microparticles to help kidney transplants

Tolerogenic Dendritic Cells via Synergistic Drug Loaded Microparticles for Transplantation Tolerance

['FUNDING_R21'] · DREXEL UNIVERSITY · NIH-11270639

Researchers are creating immune cells loaded with slow-release drugs to teach the body to accept donor kidneys and reduce the need for broad immunosuppression.

Quick facts

Phase['FUNDING_R21']
Study typeNih_funding
SexAll
SponsorDREXEL UNIVERSITY (nih funded)
Locations1 site (PHILADELPHIA, UNITED STATES)
Trial IDNIH-11270639 on ClinicalTrials.gov

What this research studies

This project develops special immune cells (dendritic cells) that carry tiny microparticles releasing two complementary tolerizing drugs over time. These engineered tolerogenic cells would be placed into donor kidneys before transplantation so the donor antigens are presented in a calming way to the recipient's immune system. The design aims to boost donor-specific regulatory T cells that tell the immune system not to attack the new kidney, potentially allowing lower doses of general immunosuppressive drugs. The current work is a lab-based proof-of-concept using engineered cells and sustained-release particles to test whether the combination produces stronger, lasting tolerance.

Who could benefit from this research

Good fit: People awaiting a kidney transplant (living or deceased donor) who want alternatives to lifelong broad immunosuppression would be the most relevant future candidates.

Not a fit: Patients needing transplants of organs other than kidney or those with active infections or cancers are unlikely to benefit from this kidney-specific approach.

Why it matters

Potential benefit: If successful, this approach could lower or avoid lifelong broad immunosuppression and reduce risks like infection and cancer while preventing rejection of kidney transplants.

How similar studies have performed: Tolerogenic cell therapies and regulatory T cell approaches have shown promise in animal studies and some early clinical work, but using two synergistic drugs packaged in sustained-release microparticles for donor-specific tolerance is a novel proof-of-concept.

Where this research is happening

PHILADELPHIA, 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 →

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.