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Targeting immune pathways like JAK/STAT may help treat frontal fibrosing alopecia.

This study mapped a spontaneous mouse hair mutation, "hague," to keratin genes on chromosome 15 but found no gene mutations in hague mice.

This study observed that nestin-positive, K15-negative cells in hair follicles may play a crucial role in hair follicle regeneration in patients with alopecia areata.

Early attempts at using cloned cells for hair transplants failed, but 3D cell growth showed some promise.

Ovol2 is essential for normal skin and hair regeneration.

This review explores the hair follicle microbiome's interaction with the immune system, discussing its potential clinical implications for scalp health and disease but reports no new clinical results.

This study found that inactivating CerS4 in mice led to hair follicle stem cell exhaustion and hair loss, indicating its role in regulating hair regeneration through ceramide composition and signaling pathways.

In this study, researchers observed that the absence of a functional vitamin D receptor in mice leads to impaired hair follicle regeneration due to defects in keratinocyte stem cells, resulting in alopecia.

This study used melamine formaldehyde particles to measure a pH gradient along the hair shaft, showing a significant pH decrease from the hair sheath to the external shaft.

Using a transgenic pig model, this study demonstrated that LGR5 is a marker of hair follicle stem cells across different species, with important similarities and differences in gene expression and developmental processes.

This research detailed a single-cell atlas showing dynamic hair follicle stem cell states associated with the hair cycle during aging in mice, highlighting differences in chromatin landscape linked to stem cell differentiation and quiescence, and providing a foundation for future exploration of aging reversal.

This study found that non-cutaneous melanocytes in mice are less sensitive to Kit signaling compared to cutaneous melanocytes, showing dependence on ET3 and HGF signaling.

Results are not reported in this study, which investigated the effects of radiation on hair follicles and evaluated various cellular responses and signaling pathways, particularly focusing on WNT signaling and the impact of Wnt3a treatment.

This review discusses the roles of prostaglandins in hair loss and highlights their potential as targets for new alopecia treatments, but reports no new clinical findings.

In this study, transgenic mice expressing Msx-2 developed flaky skin with hyperproliferation and misalignment in epidermal cells, suggesting Msx-2 plays a role in skin and appendage growth control.

This study found that alopecia areata is linked to genetic factors, specifically HLA haplotypes on chromosome 6, and involves immune privilege collapse at hair follicles which is mediated by the JAK-STAT pathway and pro-inflammatory cytokines like IFN-γ.

This study found that ring block anesthesia was the most acceptable method for reducing pain during platelet-rich plasma injections for hair loss.

This study outlines a hair regrowth treatment targeting hair follicle stem cells, 5-alpha reductase pathway, and microinflammation using PDGF and VEGF, but reports no clinical results.

This review discusses the potential uses of inorganic nanomaterials for imaging and detecting brain diseases, but reports no new experimental results; it calls for improvements in diagnosis precision and imaging accuracy.

This study identified a marked reduction in melanin in the hair of Yorkshire Terriers with Colour Dilution Alopecia and proposed a new pathogenetic mechanism based on these observations.

This study highlights multiple factors contributing to hair graying, such as oxidative damage, melanocyte changes, and genetic influences, and suggests that repigmentation may be temporarily reversible, offering potential targets for future treatments while urging caution when applying mouse model findings to humans.

This study found that the ocular surface epithelium in mice contains distinct stem cell populations with unique cell division dynamics that change behaviorally in response to different levels of injury.

This review examines new formulations for delivering 5-α-reductase inhibitors to improve targeted drug delivery in androgenetic alopecia, but reports no new clinical results.

This study found that hair follicles across mouse skin form a heterogeneous regenerative field, with distinct cycling dynamics influenced by the balance of activator and inhibitor signals, which could inform other organ regeneration research.

This document includes a brief professional profile of Dr. Ralf Paus but presents no research findings or study results.

This study concluded that the receptor-like kinase ERULUS, regulated by auxin, is crucial for modulating cell wall composition and pectin dynamics during root hair growth in Arabidopsis.

This study found that over-expressing Spry4 and Fgf10 modulates feather stem cells to alter feather morphologies in distinct ways, affecting barb branch formation and tissue structure.

This review examines the devices, mechanisms, risks, side effects, and regulatory differences in laser hair removal, particularly highlighting the lack of regulation in South Africa and its implications for patient safety.

This article reviews various models of graft-versus-host disease, highlighting the complexity of its mechanisms and the challenges in interpreting histopathologic data; it reports no new results.

This review discusses selection signatures and selective sweeps in fiber-producing animals and recommends further genomic investigations to identify genes related to important fiber traits, without providing new results.