Enzyme-Responsive Hydrogel Provides Prolonged IL-10 Release for Anti-Inflammatory Therapy | Research

The takeaway

Enzyme-mediated poly(tyrosine-co-phenylalanine) hydrogel achieved prolonged release of anti-inflammatory cytokine IL-10, providing sustained immune modulation from a biodegradable peptide-based material.

Self-regulating delivery
The hydrogel releases anti-inflammatory IL-10 as tissue enzymes break it down — the sicker the tissue, the more drug it releases

What the researchers found

Enzyme-mediated poly(Tyr-co-Phe) hydrogel: prolonged IL-10 release for sustained anti-inflammatory immune modulation from a biodegradable amino acid-based material.

Why it matters

Sustained anti-inflammatory therapy without repeated dosing could transform treatment of chronic inflammatory conditions.

How the study worked

Synthesis of poly(Tyr-co-Phe) hydrogel, IL-10 loading, enzyme-responsive release characterization, and anti-inflammatory assessment.

What this study cannot tell us

In vitro release characterization. In vivo anti-inflammatory efficacy needs assessment.

How to read the evidence

Biomaterials characterization with release profiling.

When this study was published

Published in 2025.

The bigger picture

Amino acid-based responsive hydrogels represent a new generation of biodegradable, self-regulating drug delivery systems.

Questions still open

Would enzyme-responsive release rate match inflammation kinetics?
Can other anti-inflammatory cytokines be delivered this way?
How long does the hydrogel provide sustained release?

Common questions

How does this hydrogel release medicine slowly?

It's made from amino acids that tissue enzymes gradually break down. As the hydrogel dissolves, it releases the anti-inflammatory molecule IL-10 — providing sustained therapy without repeated doses.

Why is enzyme-responsive release useful?

Inflamed tissue has more active enzymes. The hydrogel releases more drug where inflammation is worst — a self-regulating system that delivers therapy where and when it's most needed.

Read the original research

Prolonged Release of IL-10 From Enzyme-Mediated Poly-l-(Tyrosine-co-Phenylalanine) Nanocrystals Enhances Stability and Modulates Inflammatory Responses.

Biopolymers, 117(2), e70083

View on PubMed ↗Publisher’s paper ↗

Citation

Landa-Tencle, Fátima; Hernández-Valencia, Carmen G; Guzmán-Lagunes, Fernando; Montiel, Carmina; Cuellar-Entenza, Yoan; Guerrero-Sánchez, Carlos; Stumpf, Steffi; Hoeppener, Stephanie; Schubert, Ulrich S; Zamudio-Cuevas, Yessica; Sánchez-Sánchez, Roberto; Gimeno, Miquel. (2026). Prolonged Release of IL-10 From Enzyme-Mediated Poly-l-(Tyrosine-co-Phenylalanine) Nanocrystals Enhances Stability and Modulates Inflammatory Responses.. Biopolymers, 117(2), e70083. https://doi.org/10.1002/bip.70083