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This study reported that analyzing hair cortisol levels using a validated online SPE LC-MS method provided a way to assess long-term hormone secretion in 114 healthy volunteers, with a median hair cortisol value of 4.76 pg/mg.

This study observed that activating Wnt signaling pathways increased the efficiency of reprogramming human fibroblasts into induced pluripotent stem cells compared to untreated cells.

This review covers the variability in methods for preparing platelet-rich plasma and reports no new clinical results, suggesting that this variability may contribute to inconsistent efficacy in clinical trials.

This study found that CB1 activation by a specific agonist led to decreased expression of keratins K6 and K16 in human skin and inhibited keratinocyte proliferation, suggesting potential for cannabinoid receptors in psoriasis management.

This study developed a novel treatment method using carbon dots from Cinnamomum burmannii leaves, which improved hair regeneration and thickness in an AGA mouse model by promoting cell proliferation, angiogenesis, and reducing inflammation through multiple signaling pathways.

This review discusses the challenges of traditional phytochemical delivery methods and highlights the potential of microneedles to improve intra/transdermal delivery, reporting no new clinical results.

This study found that low-level laser treatment may promote hair regrowth in mice by activating the Wnt10b/ß-catenin pathway and inducing the anagen phase of hair follicles.

This study found that administering steroids alongside cochlear implantation using Skarżyński's six-step method helped preserve residual hearing in patients, with a higher hearing preservation rate observed in those receiving steroids compared to those without.

This study found that bioactive glass-based camouflage composite particles enhanced the coagulation effects in bleeding models by forming a fibrin network and activating coagulation pathways, suggesting potential use as an emergency hemostasis biomaterial.

This review highlights the potential of valorizing vegetable waste by extracting valuable biomolecules for use in food, nutraceuticals, and energy, noting that while promising methods exist, several niche areas lack sufficient research on a global scale.

This study suggests that an in ovo injection of CHIR-99021 promoted feather growth and follicle development in goose embryos by activating the Wnt signaling pathway.

This study found that naringin, a natural flavonoid, significantly improved hair growth in mice by activating the Wnt/β-catenin pathway, with the 4% concentration showing comparable efficacy to 5% minoxidil, suggesting naringin as a promising alternative for alopecia treatment.

This review highlights that exosome-based therapies show promise for hair regeneration by modulating signaling pathways and enhancing hair follicle regeneration; however, further clinical research is needed due to variability in methods and limited clinical studies.

This study found that human adipose-derived MSC exosomes (hADSC-Exos) may enhance dermal papillary cell proliferation and migration by activating the Wnt/β-catenin signaling pathway, potentially reversing the effects of dihydrotestosterone in androgenetic alopecia.

This study purified a transglutaminase enzyme from human epidermis that requires calcium or strontium for activity and forms cross-linked polymers, but its detailed activation mechanism remains unclear.

This study found that using particle-based antigen delivery in combination with cyanoacrylate skin surface stripping is an effective needle-free method for targeting HIV-1 p24 protein to skin cells, enhancing transcutaneous vaccination potential.

In this study, ozone treatment was shown to increase the concentration of growth factors like EGF and TGF-β in PRP in vitro, suggesting that oxygen-rich PRP injections may provide an effective method for facial rejuvenation.

This study reports that hair regeneration in live mice involves spatially regulated stem cell divisions and requires mesenchymal interactions, observed in real-time using a novel non-invasive imaging method.

In this study, researchers reported that a keratinocyte growth factor-Ig fusion protein could specifically detect and localize KGFRs in epithelial tissues, suggesting a method for histochemical detection of growth factor receptors.

This study found that inhibiting PKC-β activity with bisindolylmaleimide reduces pigmentation in the skin and hair of guinea pigs and mice by preventing tyrosinase activation.

This study found that low-fluence intense pulsed light promoted hair growth in C57BL/6 mice by inducing an earlier and prolonged anagen phase and activating the WNT/β-catenin pathway.

This study highlights emerging regenerative strategies, such as stem cell-derived therapies and machine learning tools, that may advance hair loss treatment beyond traditional methods by promoting follicle regeneration and offering personalized care.

This review highlights that microtrauma, involving small intentional skin injuries, shows promise in stimulating hair growth in non-scarring alopecias by enhancing immune responses and increasing growth factor release, with methods like microneedling and PRP demonstrating efficacy.

This study found that the transcription factor Lhx2 regulates Sonic Hedgehog signaling in mouse retinal progenitor cells, mainly by controlling the expression of co-receptors essential for effective pathway activation during early retinal neurogenesis.

This study reported that small molecules such as α-ketoglutarate, α-ketobutyrate, rapamycin, and metformin may stimulate hair regeneration by activating autophagy pathways.

This study found that a machine-learning-driven strategy helped develop microneedles with high hardness and rapid dissolution, effectively promoting hair regrowth in androgenetic alopecia mice by activating the Wnt/β-catenin pathway, surpassing minoxidil's effects without biosafety risks.

This study reported that high-intensity red LED irradiation increased osteogenic differentiation and mineralization of human bone marrow mesenchymal stem cells, potentially through Wnt/β-catenin pathway activation.

This review reports that combining adipose-derived stem cells with decellularized extracellular matrix enhances tissue repair by improving scaffold biological activity and promoting angiogenesis, integration, and functional regeneration across various tissues, while addressing challenges in traditional transplantation methods.

This study highlights microneedling as a safe and effective technique for treating androgenetic alopecia in men by permeating active agents, stimulating collagen, and enhancing angiogenesis, which may improve hair growth by activating cellular division and growth.

This study found that hair follicle micro-graft transplantation significantly improved scar remodeling outcomes in 40 patients, with greater reductions in scar volume, lower scar scores, and enhanced skin characteristics compared to punch excision alone, potentially due to activation of the PI3K-AKT pathway.