December 2021 in “INDIGO (University of Illinois at Chicago)” This study used single-cell RNA sequencing to characterize 19 distinct cell populations in sheep hair follicles, uncovering differentiation signatures and intercellular communication that may influence wool curvature and sheep breeding.
85 citations
,
April 2012 in “PLOS ONE” This study found that valproic acid promoted hair re-growth in C3H mice by activating the Wnt/β-catenin pathway, suggesting its potential as a treatment for alopecia.
44 citations
,
July 2020 in “Stem Cell Research & Therapy” This review discusses recent advancements in the study and application of epidermal stem cells for wound healing and tissue engineering, without presenting new experimental findings.
42 citations
,
June 2019 in “Aging” This study found that treatment with the polyphenolic compound TCQA activated β-catenin, promoting hair regrowth and the initiation of the anagen phase in mice and human dermal papilla cells.
37 citations
,
June 2017 in “Journal of Investigative Dermatology” This study suggests that the interaction between CXXC5 and Dishevelled is a potential target for promoting hair regrowth and hair follicle formation, offering a new approach to treat hair loss.
26 citations
,
May 2014 in “BioEssays” This review discusses how neuroendocrine pathways influence keratin regulation in human skin and hair follicles and suggests these pathways as potential targets for new treatments of skin disorders, but reports no clinical results.
23 citations
,
March 2017 in “Journal of Investigative Dermatology” An artificial lipid barrier can restore hair growth in cases of SCD1 deficiency.
21 citations
,
November 2015 in “Phytomedicine” This study found that glycyrrhizic acid significantly reduced stem cell characteristics of dermal papilla cells by down-regulating key signaling pathways, suggesting potential use in suppressing unwanted hair growth.
9 citations
,
June 2016 in “Stem cells” In this study, overexpression of secretory phospholipase A2 Group-IIA in transgenic mice led to depletion of hair follicle stem cells and increased differentiation, linked to changes in histone modifications.
1 citations
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October 2023 in “Biology” In this study, researchers observed that fasting-induced molting in laying hens led to increased thyroid hormones, which may regulate feather molting by affecting hair follicle growth through specific signaling pathways, highlighting molecular changes during induced molting.
1 citations
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June 2014 in “Journal of developmental biology” This study found that retinoic acid induces epidermal transdifferentiation into mucosal epithelium in both chick and mammalian embryonic skin, involving specific gene expressions and pathways.
This study observed that methylene blue, a mitochondrial-targeted antioxidant, promotes hair follicle stem cell proliferation and viability through reduced oxidative stress and enhanced β-catenin signaling, and it may also protect against hair loss related to glucagon-like peptide-1 receptor agonists by reducing metabolic stress.
In this study, PDLLA treatment in middle-aged mice was observed to enhance hair growth by increasing macrophage M2 polarization and hair follicle stem cell proliferation, potentially rejuvenating the skin's microenvironment and offering a novel approach for age-related hair loss.
December 2025 in “International Journal of Molecular Sciences” This review examined 40 studies on exosome-based therapies for alopecia areata, reporting significant hair regrowth and improvements in hair count, length, and thickness, but highlighted the need for standardized methodologies and robust RCTs before clinical application.
November 2025 in “Journal of Microbiology and Biotechnology” This study demonstrates that pea sprout extract promotes hair growth by activating specific signaling pathways and providing antioxidant and anti-inflammatory effects, suggesting its potential as a natural alopecia treatment.
October 2025 in “Gene Expression” This review explores the potential of exosomes, which contain substances that may stimulate hair follicle activity, as a new therapeutic strategy for alopecia, and discusses their possible benefits and risks based on current knowledge of microRNAs and intracellular signaling in hair follicle morphogenesis.
July 2025 in “Journal of Cosmetic Dermatology” In this study, authors present a case where a 26-year-old patient with alopecia areata experienced relapse after initially responding to Tofacitinib, mitigated by corticosteroids, highlighting challenges and potential insights into the treatment and pathogenesis of the condition.
March 2025 in “Regenerative Therapy” This study suggests that SACM may enhance hair growth more effectively than non-treated ACM, highlighting the potential of S. maxima as a promising agent for use in pharmaceutical and cosmeceutical industries.
November 2024 in “Stem Cell Research & Therapy” This study found that human umbilical cord mesenchymal stem cells (hUCMSCs) promoted hair regeneration in androgenetic alopecia model mice by activating Wnt/β-catenin signaling, enhancing hair follicle stem cell proliferation, and reducing dermal papilla cell apoptosis.
October 2022 in “Frontiers in Genetics” This study found that miRNAs increase and target mRNAs and lncRNAs decrease from the anagen to telogen phase in mouse hair follicles, and these ceRNA networks may play a role in hair follicle cycling.
January 2022 in “Stem cell biology and regenerative medicine” This review explores the complex interactions between hair follicle stem cells and surrounding structures that are essential for understanding hair regeneration, reporting no new experimental results.
9 citations
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October 2021 in “Journal of Cosmetic Dermatology” This study found that microneedling monotherapy significantly increased hair count more than topical minoxidil in androgenetic alopecia, with combination therapy of microneedling and minoxidil being even more effective. Further research is needed to evaluate microneedling's safety and efficacy as a monotherapy.
5 citations
,
April 2018 in “Journal of Dermatological Science” This study found that the E2-ANGPT2 pathway is involved in hair follicle regulation and that ANGPT2 treatment increased hair density in modeled female pattern hair loss, suggesting potential therapeutic use.
71 citations
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January 2019 in “International journal of biological sciences” This study proposes the miR-22-5p-LEF1 axis as a novel pathway that may regulate hair follicle stem cell proliferation.
1066 citations
,
March 2010 in “Nature Reviews Molecular Cell Biology” This review discusses the potential regulation of signal transduction pathways by microRNAs in animal cells, aiming to identify biological processes that may be influenced by miRNA-mediated regulation, but it reports no new experimental outcomes.
January 2025 in “Ege Tıp Bilimleri Dergisi” This research focused on understanding how radiotherapy affects mitochondrial function and signaling pathways in metastatic breast cancer cells, aiming to clarify its roles in cell survival, apoptosis, and metastatic progression, but the results are not reported in the abstract.
4 citations
,
February 2022 in “Frontiers in molecular biosciences” This study revealed that chronic restraint stress in mice led to significant alterations in metabolic pathways and gene expression associated with hair growth inhibition, using metabolomics and transcriptomics analyses.
6 citations
,
September 2024 in “Frontiers in Physiology” This study found that overexpression of R-spondin 3 in a mice model impaired hair morphogenesis and regeneration by reducing hair matrix progenitor cell proliferation, thus disrupting the Wnt pathway's regulation of stem cells.
85 citations
,
August 2015 in “Journal of Applied Genetics” This review discusses recent insights into the molecular mechanisms of hypohidrotic ectodermal dysplasia linked to TNFα-related signaling pathway mutations but reports no new experimental results.
48 citations
,
January 2012 in “The journal of investigative dermatology/Journal of investigative dermatology” This study identified chemokine receptor ligands cxcl10 and cxcl11 as new hair-specific transcriptional targets of the Eda pathway, suggesting chemokine signaling plays a role in primary hair follicle patterning.