December 2024 in “Frontiers in Veterinary Science” This study on Dorper sheep identified important genetic factors influencing hair follicle development, finding that expression patterns and genes like DBI, FZD3, and ZDHHC21 play a crucial role in wool shedding, which could help improve understanding of mammalian skin-related traits and human hair advancement.
January 2024 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, the researchers found that deleting ceramide synthase 4 in the skin's epidermis alters stem cell differentiation, disrupting hair follicle structure and barrier function, potentially leading to immune responses similar to atopic dermatitis.
January 2024 in “GeroScience” This review explores how radiation-induced hair graying can be used as a model to study the mechanisms behind hair graying, focusing on cellular senescence and potential therapeutic targets to address age-related changes. Results are not provided.
July 2023 in “Frontiers in veterinary science” 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.
March 2013 in “Journal für Kardiologie (Krause & Pachernegg GmbH)” This review discusses the role of various hormones in diffuse hair loss and emphasizes the need for further research to clarify their complex interactions and potential therapeutic implications, but reports no new clinical results.
April 2026 in “International Journal of Clinical Oncology” This review found that adding immune checkpoint inhibitors to cancer treatment regimens likely increases the incidence of specific drug-related skin toxicities in adult Asian patients, highlighting the need for careful monitoring and management strategies.
117 citations
,
April 2008 in “Developmental biology” This study identified that Eda-A1 unexpectedly induces placode inhibitors dkk4 and lrp4, indicating the importance of tightly regulated signaling for proper ectodermal organ development.
25 citations
,
February 2019 in “Genomics” This study reports that milk goats exhibit significantly more differentially expressed genes related to hair follicle cycling across different months compared to cashmere goats, especially in December.
21 citations
,
October 2022 in “International Journal of Molecular Sciences” This study found that quercitrin, a natural compound, enhances Wnt/β-catenin signaling and may help mitigate synapse loss and memory impairment in Alzheimer's models.
March 2026 in “Molecules” In this laboratory study, researchers reported that Camellia sinensis seed flavonoids significantly reduced oxidative stress and inflammation in UV-irradiated skin cells by modulating key signaling pathways, highlighting its potential as a skincare ingredient for anti-inflammatory and anti-photoaging benefits.
8 citations
,
September 2022 in “Biointerface Research in Applied Chemistry” This review examines the pharmacological potential of quinoline alkaloids from Cinchona bark for developing new drugs and cosmetics but reports no new findings.
3 citations
,
September 2024 in “International Journal of Molecular Sciences” This review examines how mathematical modeling of the MAPK pathway, enhanced by single-cell proteomic data, improves understanding of regulatory mechanisms, predicts system behavior, and guides experimental research, emphasizing recent developments in modeling and inference.
276 citations
,
December 2017 in “Journal of Dermatological Science” This review discusses the limitations of animal models, particularly mice, in accurately predicting human skin wound healing outcomes and emphasizes understanding species-specific differences in skin characteristics for better translation to clinical settings.
131 citations
,
July 2009 in “Experimental Dermatology” This review discusses the development and advances in studying trichogenic dermal cells for hair follicle morphogenesis, summarizing methods, bioassays, and molecular markers, but reports no new research findings.
72 citations
,
November 2017 in “Journal of developmental biology” This review discusses the role of Hedgehog signaling in epidermal and hair follicle development and its involvement in basal cell carcinoma, without reporting new empirical findings.
49 citations
,
January 2004 in “Journal of steroid biochemistry and molecular biology/The Journal of steroid biochemistry and molecular biology” This review discusses the development and selectivity of 5 alpha-reductase inhibitors, particularly non-steroidal ones, and reports no new clinical trial results.
47 citations
,
October 2016 in “Molecular and Cellular Endocrinology” This study found that DKK1 and WNT10b are paracrine factors that modulate hair follicle stem cell differentiation inhibition, contributing to androgenetic alopecia by affecting Wnt signaling in androgen-sensitive dermal papilla cells after dihydrotestosterone stimulation.
24 citations
,
April 2020 in “Cells” This study in cashmere goats found that DNA methylation levels were lower during hair follicle differentiation compared to induction, suggesting it plays a critical role in gene regulation for hair morphogenesis.
23 citations
,
December 2004 in “Differentiation” This article reviews the interaction between sex hormone pathways and morphogenesis-related signaling in epithelial organ development, using a chicken model to propose testable hypotheses, but reports no new clinical results.
21 citations
,
March 2019 in “Experimental Dermatology” This review discusses the role of perifollicular macrophages in hair growth and suggests targeting them could be relevant for managing hair growth disorders, but reports no new results.
18 citations
,
May 2023 in “Science Advances” In this study, transiently activating the sonic hedgehog signaling pathway in chickens transformed reticulate scales on the feet into feathers comparable to body feathers, without ongoing treatment, suggesting this pathway affects the diversity of bird skin appendages.
9 citations
,
June 2023 in “Cells” This review summarizes recent findings on how the dysregulated PI3K/Akt/mTOR pathway contributes to immune-mediated inflammatory skin disorders and discusses the potential of natural products, synthetic compounds, and biologic agents in their treatment. However, it emphasizes the need for further research to develop effective therapies.
4 citations
,
January 2016 in “Dermatology Review” This review focuses on the various skin toxicities caused by chemotherapeutic and targeted tumor therapy drugs, including rashes, keratoacanthoma, and more severe conditions like Stevens-Johnson syndrome, without presenting new clinical results.
2 citations
,
April 2021 in “International Journal of Molecular Sciences” 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.
January 2020 in “Elsevier eBooks” This chapter provides an overview of phytochemicals with properties to combat alopecia and discusses the potential of flavonoids, found in several herbs, as a safer alternative to synthetic hair loss treatments due to their long-term skin compatibility.
4 citations
,
February 2016 in “Clinical Pharmacology & Therapeutics” Hair follicle samples effectively show how well the drug MK-0752 targets and engages with the Notch pathway.
277 citations
,
June 2003 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” This article reviews the role of epithelial-mesenchymal interactions in hair follicle morphogenesis and the hair cycle, suggesting potential paths for developing treatments for hair growth disorders but providing no new clinical findings.
155 citations
,
August 2003 in “Journal Of Experimental Zoology Part B: Molecular And Developmental Evolution” This review discusses the conserved molecular mechanisms controlling hair follicle development and cycling and suggests they may also apply to other ectodermal derivatives, like teeth and feathers, but it reports no new results.
133 citations
,
February 2019 in “PLoS Biology” This research found that feather pattern formation in birds is regulated by a mechanochemical system involving fibroblast growth factor and bone morphogenetic protein signaling, which is altered in the flightless emu and ostrich.
72 citations
,
April 2008 in “Organogenesis” This review discusses the roles of Wnt signaling in skin organogenesis and related processes but reports no new experimental results, highlighting areas for future research.