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This study found that human hair follicle-derived mesenchymal stem cells demonstrated enhanced wound healing capabilities compared to umbilical cord-derived stem cells in laboratory and animal models.

This review discusses hydrogel-forming microneedles for non-invasive drug delivery in dermatology and reports no new clinical results, emphasizing their promise in improving treatment adherence and patient comfort.

This study presents a novel in vitro assay using human folliculoid microspheres to research hair growth, which may facilitate preclinical testing of hair growth-modulatory agents.

This study demonstrated that a new technology combining microneedle patches, stem cell exosomes, and light therapy effectively promoted hair regrowth in animal models within 7 days compared to conventional treatments.

This study suggests that hair follicle mesenchymal stem cells may alleviate small intestinal ischemia-reperfusion injury in rats by promoting angiogenesis, reducing apoptosis, and enhancing intestinal stem cell expression.

In this study, treatment with cell-derived nanovesicles from hair follicle mesenchymal stem cells improved photoaging signs in UVB-exposed mice and human dermal fibroblasts by reducing oxidative stress, enhancing cell proliferation, and promoting extracellular matrix production.

This study found that hair follicle-derived mesenchymal stem cells can alleviate pyroptosis and improve ulcerative colitis symptoms in mice, suggesting potential new treatments for the condition.

This study found that serum-free expanded hair follicle mesenchymal stem cells (hfMSCs), derived from hair plucking, significantly improved cartilage repair in a murine model despite minimal engraftment, suggesting their effectiveness through a paracrine mechanism.

In this study, researchers identified KRT6A as a potentially important gene in mesenchymal stem cell-derived treatments for alopecia areata, revealing its role as a diagnostic marker, predictor of disease severity, and a protective factor, with overexpression alleviating hair loss in experimental models.

This study suggests that hair follicle mesenchymal stem cells may alleviate small intestinal ischaemia-reperfusion injury in rats by promoting angiogenesis, reducing apoptosis, and protecting intestinal mucosal function.

In mouse models, this study showed that transplanted dermal papilla and dermal sheath cells can integrate into hair follicles, promoting hair growth and extended anagen phases, with their effectiveness influenced by factors such as immune response and cell passage number.

This review discusses transdermal drug delivery using hydrogel-forming microneedles and highlights their potential and challenges for clinical application, but it reports no new clinical findings.

This review discusses transdermal drug delivery using hydrogel-forming microneedles and highlights their potential for disease treatment, but notes challenges in their clinical application.

This study suggests that the susceptibility of hair follicle melanocytes to oxidative stress as they age may be key in the graying of hair due to reduced catalase expression and activity.

This study explores the use of bioinspired 3D printed hollow microneedles, which may offer improved delivery of anti-wrinkle formulations, and reviews the current landscape and challenges of existing wrinkle treatments and microneedle technology.

This study found that hair follicle melanocytes show increased age-related susceptibility to oxidative stress compared to epidermal melanocytes, which may contribute to the graying of hair.

This review examines hydrogel microneedles for transdermal drug delivery, discussing their applications and challenges but reports no new clinical results.

This study found that exosomes from hair follicle mesenchymal stem cells overexpressing lncRNA H19 promoted diabetic skin wound healing by enhancing cell proliferation, migration, and reducing pyroptosis.

This study reports that mesenchymal stem cell-conditioned medium promoted dermal cell migration and proliferation, enhancing wound healing but not direct hair growth, in vitro and in adult mouse models.

This review covers hair anatomy, common hair diseases, diagnostic approaches, management, and hair care, but reports no new clinical findings; the authors highlight the importance of proper hair care knowledge.

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.

This review summarizes the application of microneedles in treating various skin diseases and highlights challenges like low drug loading, noting no new clinical results are reported.

This study investigated the use of dissolving microneedle patches to improve the skin-lightening effects of alpha-arbutin and resveratrol, finding that the patches enhanced intradermal delivery and slightly decreased the melanin index without affecting skin hydration or causing irritation over 24 hours.

This study found that ATM protein plays a crucial role in protecting human hair follicle melanocytes from oxidative stress, which is linked to the greying of hair.

This review highlights the potential of hydrogels in veterinary medicine, emphasizing their advantages over traditional wound dressings and their promising applications in drug delivery and tissue engineering, despite currently limited use in this field.

The congress highlighted new gene therapy techniques and cell transplantation methods for treating diseases.

This study aimed to create an herbal shampoo that effectively removes oil, dirt, and dandruff while enhancing hair thickness, growth, and blackness, without causing side effects like conventional cosmetic shampoos can. Results are not reported.

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.

This review explores the recent developments and diverse applications of microneedles in drug delivery and diagnostic platforms but reports no new clinical results.

This study reported that stem cells derived from semi-solid bone marrow improved the healing of diabetic incision wounds in rats by increasing epidermal thickness and blood vessel growth, and reducing hair follicle destruction, cellular penetration, diffuse fibrosis, and necrosis compared to control groups.