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This review discusses the multifaceted role of vitamin D in the body, noting its influence on calcium balance, hair cycle maintenance, cell proliferation, cardiovascular function, and immune modulation, with no new clinical results reported.

In this study, extracellular vesicles from Saccharomyces cerevisiae demonstrated multifunctional bioactivity, enhancing cell proliferation and migration, reducing inflammation, and promoting collagen gene expression in hair follicle–related cells.

This review discusses the role of corticotropin-releasing hormone in human skin, focusing on its regulation, receptors, and functions, and highlights parallels with the hypothalamo-pituitary-adrenal axis; it reports no new research findings.

In this review, researchers discussed the anti-inflammatory and immunomodulatory properties of metformin and hypothesized that its topical application could benefit those with alopecia areata, given its effects on immune pathways, hair regrowth, and autoimmune disease management.

D-chiral biomaterial scaffolds enhance tissue and hair regeneration by activating the body's immune system.

This study suggests that SACM may enhance hair growth more effectively than non-treated ACM, highlighting the potential of S. maxima as a promising agent for use in pharmaceutical and cosmeceutical industries.

This review discusses the roles and mechanisms of glycosaminoglycans in wound healing and presents challenges and potential applications for GAG-based biomaterials without reporting new experimental results.

This study demonstrated that an aloe polysaccharide-collagen wound dressing improved wound healing by enhancing angiogenesis and reducing inflammation in vivo.

This review summarizes recent findings on the role of mesenchymal stem cell-derived exosomal microRNAs in skin regeneration and rejuvenation, discussing their potential for treating skin damage and aging, and exploring bioengineering methods to enhance therapeutic effects.

In this study, researchers found that supramolecular peptide self-assembling materials derived from Pacific oysters exhibit promising effects for skin wound healing in vitro and in vivo, demonstrating procoagulant, antioxidant, anti-inflammatory, and regenerative properties that suggest potential as a natural treatment option.

This study suggests that PRX01, PRX44, and PRX73 regulate extensin-mediated cell wall properties during root hair cell growth, influencing growth patterns, peroxidase activity, and cell wall thickness.

This study identified a novel phase of stem cell quiescence, GAlert, in mice, regulated by mTORC1, that primes stem cells for injury response.

This study found that a chitosan-based hydrogel containing silver nanoparticles and ibuprofen demonstrated strong antibacterial activity and accelerated wound healing in vivo, suggesting its potential use in wound dressings.

This study developed immortalized human hair follicle-derived mesenchymal-like stromal cells (iHF-MSCs) as a consistent source of therapeutic secretome, reporting their superior immunomodulatory and regenerative performance, potentially advancing cell-free therapies for inflammation and tissue repair.

This review examines the mixed evidence on mast cells as regulators of skin fibrosis and highlights existing gaps in the scientific understanding, reporting no new experimental results.

In this laboratory study, researchers observed that mouse vascular endothelial cells exhibit dynamic changes after exposure to ionizing radiation, including a transient endothelial subpopulation that facilitates vascular-epidermal communication and skin repair, with shifting roles in angiogenesis and immune surveillance over time.

This review article reports recent advancements in understanding, diagnosing, and treating various hair loss conditions, like androgenetic alopecia and alopecia areata, including their genetic factors and new therapeutic options, while also examining the impact of COVID-19 on hair loss.

This study found that adipose-derived stem cell extracellular vesicles reduced wrinkles and promoted cell proliferation in UVB-induced photoaging in mice by decreasing oxidative stress and inflammation.

This paper discusses the balance between target tissue destruction and recovery rates in autoimmune diseases, proposing that high recovery rates are crucial for remitting-relapsing patterns, while exercise might not be neuroprotective in secondary progressive multiple sclerosis.

This study found that the retinol dehydrogenases SDR16C5 and SDR16C6 in mice play a crucial role in skin retinol dehydrogenase activity, affecting hair growth and gland functions without impacting survival.

This review highlights new perspectives in genomics and epigenomics for skin rejuvenation, comparing innovative strategies like senolytics and DNA repair modulators with classical treatments, and emphasizing the importance of tailoring therapies using individual genomic profiles for personalized anti-ageing approaches.

This research discusses the shift in cosmetic dermatology towards integrating regenerative medicine, AI, and personalized care, highlighting their potential to improve aesthetic outcomes and skin function while considering ethical and regulatory challenges.

In this study, researchers observed that patients with androgenetic alopecia show differences in scalp microbial communities compared to the general population, including an increase in Cutibacterium acnes, particularly in males, which may interact with lipid and immune pathways to contribute to hair follicle miniaturization.

This review explores the potential of exosomes, which contain substances that may stimulate hair follicle activity, as a new therapeutic strategy for alopecia, and discusses their possible benefits and risks based on current knowledge of microRNAs and intracellular signaling in hair follicle morphogenesis.

In this study, Nrf-2-expressing hair follicle mesenchymal stem cells showed the most significant therapeutic effect in a rat model of ulcerative colitis, suggesting a new potential treatment for the disease.

Immune cells boost stem cell activity in hairy moles, causing more hair growth.

This study found that the synthetic thyroid hormone receptor modulator KB2115 significantly prolonged the growth phase of human hair follicles in culture without altering mitochondrial activity, suggesting potential as a safer hair loss treatment compared to traditional thyroid hormones.

This study found that a combination of oral compounds improved metabolic activity, cell viability, and proliferation in hair follicular keratinocytes, with L-cystine playing a key role in protection against oxidative stress.

This review discusses the potential role of extracellular vesicles in modulating hair follicle dynamics and reports no new clinical results; future investigations may inform treatment strategies for skin disorders.

This study found that TPA induces apoptosis in pig renal epithelial cells by affecting cell cycle proteins, and activated ras can prevent this process.