June 2026 in “Nature Communications” This study found that in stretch-mediated tissue expansion, fibroblasts adopt an embryonic-like, low-collagen state that enhances epidermal stem cell renewal, supporting coordinated skin expansion crucial for reconstructive surgeries.
23 citations
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June 2023 in “Cell Reports” In this study, researchers used transcriptomics and modeling to uncover previously unknown cell populations and marker genes in developing hair follicles, providing insights into early cell fate establishment and offering tools for further research on skin appendages.
5 citations
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May 2023 in “Frontiers in Cell and Developmental Biology” This study used single-cell techniques and lineage tracing to reveal that integrin α6 expression in neural crest cells can differentiate them into Schwann cells, melanocytes, and fibroblasts in skin, identifying integrin α6 as a potential marker for these derivatives.
July 2024 in “Journal of Investigative Dermatology” ITK inhibitors may effectively treat alopecia areata.
April 2023 in “Journal of Investigative Dermatology” In this study, researchers observed distinct aging signatures in mouse keratinocytes, with increased expression in older mice, and noted relevant pathway changes that were also evident in human skin, suggesting potential insights into intrinsic skin aging.
In this clinical trial, patients with lichen planopilaris treated with the oral TYK2 inhibitor deucravacitinib showed significant improvement in PGA, LPPAI, and Skindex-16 scores over 24 weeks, with transcriptomic analyses indicating decreased inflammatory and immune pathway activity post-treatment.
1 citations
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July 2025 in “JCI Insight” This study found that Krox20 marks a diverse stem cell population in mouse hair follicles, which significantly contributes to the interfollicular epidermis and regulates epidermal homeostasis.
1 citations
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January 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that targeting IL-17 signaling in aged skin reduces inflammation and delays age-related traits, suggesting a potential strategy to prevent age-associated skin ailments.
April 2026 in “Cellular and Molecular Immunology” In a conditional knockout mouse model, this study found that loss of the transcription elongation factor SPT6 in basal keratinocytes led to psoriasis-like skin inflammation and delayed wound healing, suggesting SPT6 plays a crucial role in maintaining epidermal immune quiescence by suppressing proinflammatory NF-κB signaling.
46 citations
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September 2023 in “Cell Reports” This study reports that sebaceous glands can regenerate after injury through stem cell plasticity, with hair-follicle-derived stem cells replacing sebaceous gland progenitors and playing a crucial role in the regeneration process, which is dependent on FGFR2 signaling and aided by hair growth induction.
January 2022 in “Figshare” This study found that inhibiting autophagy in mouse preputial glands alters lipid metabolism, delays aging-related duct changes, and reduces pheromone production, indicating autophagy's critical role in gland homeostasis and cell breakdown during secretion.
January 2024 in “Wiadomości Lekarskie” In this study, researchers at the Laboratory of Regenerative Medicine WUM are exploring the long-term effects of SARS-CoV-19 infection, focusing on stem cell mobilization and engraftment processes, and utilizing advanced diagnostic techniques to develop algorithms for rare disease classification, including amyloidosis.
25 citations
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June 2022 in “Developmental cell” In this study, Hedgehog signaling in dermal papilla fibroblasts was found to accelerate hair growth and induce follicle multiplication in mice via the SCUBE3/TGF-β pathway, with some effects observed in human scalp hair follicles.
8 citations
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January 2025 in “Journal of Investigative Dermatology” In this study, researchers analyzing human fetal skin fibroblasts found eight distinct populations with developmental stage-specific abundance, identifying markers linked to fibroblast functions in blood vessel development, dermal layers, and hair follicle maturation.
November 2025 in “Journal of Investigative Dermatology” PCFCL may have unrecognized subtypes and needs more research.
13 citations
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August 2024 in “iScience” This study found that 3D spheroid culture reprogrammed mesenchymal stem cells into a uniform immunosuppressive phenotype, suggesting potential therapeutic applications for inflammatory diseases like psoriasis.
June 2024 in “Computational and Structural Biotechnology Journal” This review discusses the integration of omics analyses in androgenetic alopecia research, reporting no new clinical results but suggesting that collaborative multi-omics studies may enhance understanding of AGA's pathomechanisms.
This study identified a high proportion of dual TCR Treg cells in both lymphoid and non-lymphoid tissues of mice, revealing their tissue specificity, TCR repertoire characteristics, and functional phenotypes.
225 citations
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April 2018 in “Journal of Investigative Dermatology” Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.
July 2025 in “Journal of Investigative Dermatology” Androgens reduce THY1 in skin cells, leading to less fat, more fibrosis, and worse healing in males.
May 2025 in “Galen Medical Journal” This research highlights advancements in understanding and treating psoriasis, finding that targeted therapies like IL-17 and IL-23 inhibitors show promise, but challenges such as adverse events, treatment resistance, and the need for personalized approaches remain.
June 2024 in “Journal of Allergy and Clinical Immunology” In this study, thymic stromal lymphopoietin (TSLP) induced IL-4/IL-13 from T cells, prompting sebum secretion and adipose loss, suggesting IL-4/IL-13 may affect skin barrier function in atopic dermatitis.
December 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study observed that extracellular matrix scaffold membranes performed less effectively in wound healing for aged mice compared to younger ones, with senescent SPP1+ macrophages potentially hindering epidermal and fibroblast repair abilities.
April 2023 in “Journal of Investigative Dermatology” The study identified increased IL-24 expression in keratinocytes and fibroblasts exposed to particulate matter, contributing to skin aging by promoting conditions similar to age-related changes such as increased MMP1 expression and decreased type I collagen production.
January 2021 in “Figshare” This study found that autophagy in the preputial glands of mice plays a crucial role in regulating lipid and fatty acid metabolism, as well as pheromone production.
July 2025 in “Journal of Investigative Dermatology” Miniaturized hair follicles in androgenetic alopecia show abnormal mitochondrial activity and damage.
62 citations
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July 2022 in “Science Immunology” This study discovered that TREM2 macrophages influenced by squalene play a role in acne's development by hindering the killing of Cutibacterium acnes, helping explain why benzoyl peroxide is effective in treatment.
The researchers observed that in cichlid fishes with different dental structures, tooth replacement accelerated more than three times following tooth extraction, alongside distinct changes in gene expression and cellular interactions over one week, providing insights into tooth regeneration mechanisms in vertebrates.
74 citations
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August 2023 in “Frontiers in Immunology” In this review, the authors explored the diverse roles of fibroblasts in wound healing, suggesting that understanding their complexity could lead to better insights into wound pathologies and the development of new treatments.
4 citations
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May 2025 in “npj Parkinson s Disease” This study identified peripheral myeloid cells as the earliest dysregulated immune cells in PINK1 KO mice with Parkinson’s-like symptoms following intestinal infections, suggesting that PINK1 regulates gut immune functions linked to early Parkinson’s disease mechanisms.