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This review discusses various patent articles on microemulsion carriers in drug delivery systems and reports no new empirical findings.

This study found that Celsr1, not Celsr2, is the primary protein involved in establishing planar cell polarity and hair follicle polarization in the epidermis of mice.

This study found that gelatin sponges used as scaffolds in rats with deep wounds and periosteal defects enabled regeneration of diverse tissue types, including periosteum, skin, and appendages, highlighting the role of vascular niche formation.

This study found that the culture conditions, not species-specific differences, determined whether sika deer dermal papilla cells adopted a 3D spheroidal or 2D monolayer growth pattern, influencing their hair-inducing ability.

Among families with pediatric brain disease, this study identified over 200 novel genetic causes, revealing potential treatment points using drug repurposing or nutritional supplementation.

This study investigated the use of 3D cell culture technology to explore hair follicle regeneration, examining the impact of the 3D cellular environment on hair follicle morphogenesis and the effects of microwell depth on spheroid formation.

This chapter discusses stem cell activity in feather and hair follicles, emphasizing how stem cells maintain their population by cycling between quiescence and activation in specialized niches but reports no new results.

In this review, researchers summarize key factors in constructing skin organoids, including cell source and assembly methods, and emphasize advances such as air-liquid interface culture for improving tissue development, aiming to guide standardized protocols and future clinical applications.

This study investigated the molecular mechanisms behind cashmere goat coat types by analyzing gene expression during hair follicle development stages, identifying regulatory pathways involved in metabolism, immune response, and the quiescent state of follicles, potentially aiding in genetic selection for improved cashmere production.

In this study, researchers observed that DHEA-induced PCOS rats experienced significant changes in gut microbiota and metabolic profiles, particularly affecting steroid and lipid metabolism, suggesting the gut-ovary axis may play a role in the pathogenesis of PCOS.

This study found that low molecular weight collagen peptide from fish may promote hair growth in both human cells and mice by activating the Wnt/β-catenin signaling pathway.

In this study, researchers analyzed skin samples from Dorper sheep to identify 395 differentially expressed long non-coding RNAs (lncRNAs) linked to hair follicle growth phases, suggesting these lncRNAs may play a role in the regulation of hair shedding through pathways like estrogen and PI3K-Akt signaling.

In this study, researchers found that alopecia areata patients show a significant reduction in suppressive regulatory T-cells and an increase in inflammatory T-cell populations, suggesting an immunological imbalance contributing to the disease.

This special issue contains abstracts from the ASA 40th Annual Meeting, providing an overview of various studies without reporting new primary results.

Hair loss caused by genetics and hormones; more research needed for treatments.

In this study, researchers used 3D bioprinting to successfully create engineered skin tissues with hair follicle-like structures, potentially enhancing skin grafts and safety testing for chemical compounds by more closely mimicking natural skin complexity.

Understanding tissue self-organization can improve treatments for diseases and advance regenerative medicine.

Aging causes hair loss and graying due to stem cell decline and changes in cell behavior and communication.

This study identified nine compounds that activate Wnt signaling, with aminoacridine and proflavine especially promoting hair and nail regeneration in mouse models, highlighting new therapeutic candidates from existing FDA-approved and natural compounds.

This review highlights the potential for using the Y chromosome in epigenetic analyses to better understand male-specific aging and disease mechanisms.

This study found that specific gene expressions during different stages of hair follicle development in Merino sheep are linked to wool-related traits, and may also be relevant to human skin, metabolic, and immune traits.

This review summarizes advancements in forensic DNA phenotyping for appearance, ancestry, and age prediction from crime scene samples, reporting no new research findings but highlighting areas needing further research and validation.

This narrative review discusses the role of injectable biomaterials in dental tissue regeneration, highlighting their suitability for treating small, hard-to-access oral defects compared to pre-formed scaffolds, and explores the potential use of nanofibers in dental applications.

This study found that the differential expression of α- and β-keratin genes in feathers may explain their morphological and structural diversity, highlighting the chicken as a model for studying keratin-related diseases.

This paper reviews strategies to enhance the effectiveness of topical drug delivery by addressing skin barrier challenges, optimizing drug delivery systems, and personalizing treatment approaches, highlighting both current advancements and limitations in the field.

This article reviews the potential of adipose-derived and Wharton’s jelly stem cells in alopecia treatment but presents no new clinical findings, highlighting their potential benefits and limitations in regenerative medicine.

This review highlights the use of natural products in cosmetic-containing herbals for skin and hair care but reports no new clinical results, calling attention to their claimed curative properties and minimal side effects.

This study found that topical ruxolitinib protected Lgr5+ skin stem cells and maintained skin homeostasis in skin GVHD, unlike corticosteroids.

This review examines various new approaches for treating dry eye disease, including biomaterials, regenerative therapy, and tissue engineering, and emphasizes the need for clinical efficacy studies to advance these therapies for human use.

This review discusses the role of hair follicle stem cells as active signaling centers in skin homeostasis, highlighting recent advancements and reporting no new clinical results.