Advanced Wound Healing Technologies and Antimicrobial Hydrogels

Advances in wound healing now centre on multifunctional biomaterials that combine tissue support, infection control and controlled therapeutic delivery. Hydrogels—hydrated polymer networks—have emerged as versatile dressings owing to their high water content, biocompatibility and capacity to incorporate bioactive agents. Recent developments include cryogels that rapidly expand to staunch bleeding and release oxygen-mobilising factors, mechanically active adhesive systems that contract wounds at body temperature, and stimuli-responsive platforms that deploy antimicrobial compounds or generate reactive oxygen species on demand. Integration of nanoparticles—metallic, photothermal or bio-derived—into hydrogel matrices has enabled targeted eradication of drug-resistant bacteria while promoting angiogenesis and collagen deposition. Such bespoke materials address chronic and acute wounds alike, from diabetic ulcers to burns, by accelerating haemostasis, modulating inflammation and guiding tissue regeneration. The global impact spans resource-limited settings, where simple, low-cost dressings reduce infection rates, to advanced care units deploying light-activated or thermal therapies. Together, these technologies exemplify a shift towards dressings that are not merely passive coverings but active participants in the healing cascade.

Research from Nature Portfolio

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Advanced Wound Healing Technologies and Antimicrobial Hydrogels publication trend

The graph below shows the total number of articles in advanced wound healing technologies and antimicrobial hydrogels across all publications each year (not limited to Nature Index journals).

Technical terms

Hydrogel: a three-dimensional polymer network capable of retaining large volumes of water, used as a moist dressing and scaffold for tissue repair.

Antimicrobial hydrogel: a hydrogel formulation endowed with agents or structures that inhibit or kill microorganisms to prevent wound infection.

Cryogel: a macroporous gel formed at subzero temperatures, characterised by rapid swelling and high mechanical resilience for haemostatic applications.

Photodynamic therapy (PDT): a treatment modality using light-activated photosensitisers to generate reactive oxygen species that destroy microbial or diseased cells.

Photothermal therapy (PTT): a strategy that employs light-absorbing agents to convert photon energy into heat, providing localized hyperthermia to eliminate pathogens.

References

1. All-in-One: A Multifunctional Composite Biomimetic Cryogel for Coagulation Disorder Hemostasis and Infected Diabetic Wound Healing. Nano-Micro Letters (2025).
2. Intelligent bacteria‐targeting ZIF‐8 composite for fluorescence imaging‐guided photodynamic therapy of drug‐resistant superbug infections and burn wound healing. Exploration (2024).
3. Bioinspired mechanically active adhesive dressings to accelerate wound closure. Science Advances (2019).
4. Engineering Robust Ag‐Decorated Polydopamine Nano‐Photothermal Platforms to Combat Bacterial Infection and Prompt Wound Healing. Advanced Science (2022).