January 2026 in “International Journal of Applied Pharmaceutics” This review discusses the integration of nanoparticles with microneedles to improve drug delivery through enhanced stability, bioavailability, and controlled release, noting ongoing challenges with stability, scalability, and safety.
7 citations
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July 2022 in “Pharmaceutics” This study found that a dissolvable microneedle device delivering rapamycin and epigallocatechin gallate nanoparticles significantly enhanced hair regrowth in C57BL/6 mice within 7 days, demonstrating increased hair shaft growth and follicle density with minimal inflammation compared to untreated mice.
1 citations
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October 2025 in “Nano Research” In this study, researchers developed a dissolvable microneedle patch combining HA-TEMPO and Portulaca oleracea L.-derived nanoparticles, which effectively reduced oxidative stress and inflammation in an atopic dermatitis model while restoring immune balance, suggesting a promising treatment strategy.
60 citations
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January 2023 in “Biomaterials Science” This study reviews recent advancements in microneedles made from PLGA, highlighting their use in delivering vaccines, drugs, and proteins through the skin with minimal invasiveness, and discusses the challenges and future potential of these delivery systems.
April 2024 in “Bioactive materials” This study found that a microneedle system delivering VEGF and Ritlecitinib improved hair regeneration in mice with androgenetic alopecia, showing faster anagen onset and better hair quality compared to minoxidil.