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Hair grows like a crystal at a solid-liquid interface without cell division.

This study found that DNA strand segregation in multipotent hair follicle stem cells occurs randomly during development and tissue homeostasis, challenging the immortal strand hypothesis.

In this mouse study, hair growth defects associated with the Gk5 null allele were partially alleviated by simvastatin treatment, suggesting GK5 plays a key role in skin-specific cholesterol regulation.

In this case report, the authors suggest that a novel enhancer element's translocation near the TRPS1 gene may contribute to the TRPS phenotype, expanding understanding of the syndrome's genetic basis.

This study suggests that distinct chromatin topologies allow different lineage-specific enhancers to regulate Hoxd genes in mouse vibrissae and chicken feather primordia, while conserved regulatory elements maintain transcriptional robustness in the embryonic trunk across species.

This study found that lineage-restricted loss of p63 in murine thymic epithelial cells resulted in severe thymic hypoplasia and absence of hair follicles, indicating p63's critical role in thymic and hair follicle development.

This study discovered nine human type I hair keratin genes, including a transcribed pseudogene, in a 190 kbp genomic region, revealing three gene subclusters based on sequence homologies.

This study identifies key transcriptomic features and a necessary dermal niche for eccrine gland development, advancing potential regenerative approaches for these vital skin appendages.

The document discusses various public health initiatives and societal issues, emphasizing early intervention and support.

This research identified two genetic variants that influence the white-spotted coat patterns in Holstein-Friesian cattle, involving regulatory changes in the MITF and KIT genes, confirmed through mouse models, along with possible effects on coat patterns in other cattle breeds.

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 review discusses melanocyte development, emphasizing the plasticity of melanoblasts and the role of both intrinsic and extracellular signals in their differentiation and migration, with no new clinical results reported.

This review discusses what is known about the pathobiology of frontal fibrosing alopecia and reports no new clinical findings, highlighting potential environmental and genetic factors in disease pathogenesis.

This study found that measuring hair thickness with a phototrichogram provided significantly thicker readings than using a micrometer caliper, suggesting that the phototrichogram may be more clinically useful for evaluating hair in patients undergoing hair transplantation.

This study found that Notch-related genes, including Notch1 and Notch2, and their ligands and regulators, have distinct patterns of expression during mouse hair vibrissa follicle development and the adult hair cycle.

This review discusses the various stem cell populations associated with hair follicles and their potential in regenerative medicine, highlighting differences between murine and human hair follicles but reports no new clinical results.

This review discusses the role of 5α-reductase enzymes in androgen action and related disorders, noting that their specific inhibitory drugs show promise for conditions like benign prostatic hypertrophy; it reports no new clinical results.

This study demonstrated that EdnrB signaling promotes melanocyte stem cell proliferation and differentiation, enhancing hair and epidermal melanocyte regeneration, especially under conditions of active Wnt signaling.

In this study, researchers identified a gene expression pre-pattern and implicated the Wnt inhibitor Dickkopf 4 in the formation of color patterns in domestic cat embryos.

This review discusses the role of nutrients in hair graying management and finds a possible link between low copper, iron, and vitamin B12 levels and premature hair graying.

This review highlights various methods of stem cell communication that reflect the unique organization and function of different tissues and reports no new results.

This review discusses five genetic fate mapping methods used to study cell behaviors during development and regeneration, detailing the necessary tools and considerations without reporting new experimental results.

This study suggests that coexisting LSS and TSPEAR variants might contribute to a complex phenotype of congenital hypotrichosis and ectodermal abnormalities in a child, and highlights the need for cautious interpretation of genotype-phenotype links and the potential value of broader genetic testing.

This review discusses current challenges in selective androgen receptor modulator discovery and preclinical evaluation and reports no new results, emphasizing the need for basic research to improve safety and selectivity.

This study compiled an archive of 684 genes associated with monogenic hair disorders, identifying previously unrecognized components of Hippo signaling and proposing a new biologically-grounded disease taxonomy.

This article reviews the biology of epithelial stem cells and their role in tissue self-renewal, maintenance, and regeneration, and it highlights the clinical implications of understanding their signaling pathways, but it presents no new clinical findings.

This paper discusses the role of steroid sulfatase in hormone-dependent tumors and highlights the development of potent inhibitors, noting the commencement of a phase I trial for one inhibitor in postmenopausal breast cancer patients.

This review discusses the role of stem cell progeny as integral components of stem cell niches, offering feedback that may influence different stem cell systems' microenvironments, but it presents no new research findings.

This study observed that quiescent label-retaining cells in the intestine, identified by Paneth cell markers, can switch to a proliferative state and activate Bmi1 expression during tissue injury, contributing to tissue regeneration.

This study identified a genetic locus associated with idiopathic scoliosis in females, which might influence spinal gene expression and was previously linked to protection from early-onset alopecia.