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Sex and race affect immune responses and treatment outcomes in Hidradenitis suppurativa.

In this study, single-cell sequencing revealed clonal expansions of CD4+ and CD8+ T cells in murine and human alopecia areata, supporting the development of predictive models for human disease.

This compilation reviews multiple dermatologic studies, reporting findings such as the lack of a psoriasis-susceptibility allele in cluster 17, and highlighting a mouse model for studying hair follicle formation, among others.

This study developed an AI-driven method for classifying cells in Follicular Lymphoma cases, achieving a 63% F1-score, precision, and recall in distinguishing centroblasts from other cell types using whole slide images at x20 resolution.

This study identified a small population of PAX3+/CD34+ cells in human foreskin tissue that may serve as transition cells between melanocyte stem cells and hair follicle stem cells, characterized by specific marker expressions.

This study investigated genetic markers for alopecia areata in the Turkish population, finding that the CT60 polymorphism might be linked to increased susceptibility, while no such association was found for the +49AG polymorphism; further studies are needed to confirm these findings.

This study found that alopecia areata patients who responded poorly to topical immunotherapy had impaired peripheral blood mononuclear cell responses to T-cell stimulants.

This study found that the mitotic arrest deficient protein MAD2B negatively affects TCF4-induced growth and proliferation of dermal papilla cells, which are vital for hair follicle development.

This study found that Dkk4-knockout mice exhibited disrupted hair follicle patterning, including a lack of the first wave of hair follicles in the lateral back skin.

This case report details a 31-year-old woman with a subcutaneous nodule on her hand characterized by necrosis and lymphocytic infiltrate.

This review discussed the cutaneous manifestations of APECED, highlighting chronic mucocutaneous candidiasis, alopecia areata, and vitiligo, while emphasizing the importance of early detection and monitoring for accurate diagnosis and patient care in various populations.

This study observed that expanding regulatory T cells in the skin of mice with alopecia areata did not reverse the condition, indicating that additional immunotherapy may be necessary.

This study determined that the incidence of Discoid Lupus Erythematosus at the Government General Hospital, Chennai, from 2006 to 2008 was 1.7 per 1000, with localized and disseminated forms manifesting distinctive demographic and clinical patterns.

In this study, a 33-year-old HIV-infected man experienced alopecia areata after beginning zidovudine therapy, which reversed upon discontinuation.

This study found that Smad4 is crucial for satellite cell amplification during skeletal muscle regeneration, with aged cells exhibiting less Smad4 and reduced regenerative capability in mice.

In this study, researchers identified a specific T cell receptor associated with carbamazepine-induced severe cutaneous adverse reactions, demonstrating its potential for therapeutic development in patients with the HLA-B*15:02 genotype.

The researchers reported that human foreskin fibroblasts isolated by enzyme digestion method proliferated faster and were purified more quickly than those isolated by the inverted tissue culture method; additionally, post-psoralen photoactivation therapy moderately repaired UVB-induced damage in these fibroblasts, suggesting potential clinical applications.

This study found that in alopecia areata, epidermal γδ T cells and macrophages contribute to the disease alongside CD8 T cells, with the expression of BST2 marking interferon-driven immune activation in both mouse and human skin, which decreases following treatment with the JAK inhibitor tofacitinib.

This study observed that autologous PRP and PDRN injections improved hair thickness and density in women with pattern hair loss, with combined therapy showing greater improvement in thickness than PDRN alone.

This study found that P144 (Disitertide) significantly reduced collagen deposition and improved muscle organization in a rabbit model of post-radiotherapy fibrosis, suggesting potential antifibrotic effects.

This study investigated the possible role of neutrophil extracellular traps in contributing to fibrosis in stenotic Crohn's disease.

This study found that human placenta hydrolysate effectively inhibited atopic dermatitis development in stimulated human cells and a mouse model, suggesting its potential as a therapeutic agent for related skin diseases.

This study found that interfollicular injection of autologous CD34+ cell-containing PRP preparation improved hair count and thickness in patients with pattern hair loss, with better results than placental extract treatment.

Human epidermal stem cells divide faster than previously thought.

Lichen Planopilaris causes irreversible hair loss due to immune attacks on hair stem cells, but modulating PPAR-γ might help treat it.

A woman with a skin disorder was found to have hepatitis C, which may be linked, and was safely treated with methotrexate.

This study suggests that the transcription factor PDF2 in Arabidopsis may link lipid sensing with growth responses to phosphate starvation by acting as a sensor for lyso-PCs through its START domain.

In this study, plerixafor was found to enhance melanogenesis and promote repigmentation by engaging a β-arrestin–β-catenin–MITF signaling axis in melanocytes, and showed effectiveness in restoring depigmentation in a murine model without causing systemic toxicity.

This review summarizes current evidence on how beta-human papillomavirus and Merkel cell polyomavirus may contribute to the development of nonmelanoma and Merkel cell skin carcinomas, respectively, but it reports no new clinical findings.