July 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” This study developed a potent Wnt surrogate with high specificity for the Fzd7 receptor in mice, promoting full hair follicle regeneration and robust hair growth, suggesting potential applications in tissue development and targeted regeneration.
14 citations
,
June 2021 in “Expert Opinion on Therapeutic Patents” This review discusses various Wnt pathway modulators developed between 2014 and 2020, highlighting their potential as treatments for diseases like cancer and osteoarthritis, but reports no new clinical results.
326 citations
,
February 2009 in “The American journal of pathology” This review discusses the role of Lgr5 as a marker for identifying adult stem cells, particularly in the intestine and hair follicles, and reports no clinical results.
144 citations
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August 2019 in “Cells” This review discusses the WNT signaling pathway's involvement in human diseases and highlights recent advances in WNT-related treatments, but it presents no new research findings.
23 citations
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May 2020 in “Cell Death and Disease” This study generated FGF5-knockout Dorper sheep using the CRISPR/Cas9 system, resulting in significantly increased fine-wool and active hair-follicle density, and explored downstream signaling pathways for potential applications in androgen alopecia treatment.
2 citations
,
November 2019 in “Cancer reports” This study concluded that the Wnt signaling pathway does not significantly influence human keratoacanthoma development, but the overexpression of Sox9 suggests alternate signaling involvement.
13 citations
,
February 2018 in “Plastic and Reconstructive Surgery” The study found that a specific signaling pathway helps skin wounds heal faster but may lead to larger scars.
This research suggests that plucked hair follicles may serve as a reliable surrogate tissue for tumor biopsies in drug development, based on a mouse model linking hair and tumor pharmacodynamic responses.
168 citations
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August 2009 in “EMBO molecular medicine” This review discusses epidermal stem cell diversity, revealing previously unrecognized differences in stem cell populations, but reports no new experimental results; it highlights the need for further exploration of stem cell interactions and quiescence.
41 citations
,
December 2018 in “Experimental Dermatology” This review explores recent findings on the roles of melanocyte and melanocyte stem cells in the hair follicle, highlighting their importance for skin health and potential applications in regenerative medicine, but reports no new clinical results.
37 citations
,
April 2011 in “Journal of Biological Chemistry” This study discovered a novel interaction between the vitamin D receptor and LEF1, essential for normal Wnt signaling in keratinocytes, which is crucial for regular hair cycling.
17 citations
,
June 2017 in “British Journal of Dermatology” This review examines the interaction between hedgehog and Wnt/β-catenin signalling in hair follicles and basal cell carcinoma, linking Hh pathway inhibition to both tumor regression and alopecia.
15 citations
,
February 2015 in “Cell & tissue research/Cell and tissue research” This review examines the role of P-cadherin in skin and hair biology, emphasizing its importance in human hair growth, cycling, and pigmentation, and reports no new research findings.
9 citations
,
December 2002 in “Novartis Foundation Symposium” In this research, LEF1 was identified as a crucial transcription factor for submucosal gland development in mouse and ferret tracheas, though it requires other factors to induce gland formation.
5 citations
,
September 2012 in “Journal of Investigative Dermatology” This study found that knocking down P-cadherin expression in cultured human hair follicles recreates the hair abnormalities seen in patients with hypotrichosis with juvenile macular dystrophy.
July 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study found that back skin mesenchyme from mouse embryos can induce hair follicle formation even before dermal condensate formation, but R-spondin-1 alone or with a Bmp receptor inhibitor was not sufficient for hair follicle induction.
8 citations
,
November 2025 in “Journal of Translational Medicine” This review highlights challenges in developing drugs targeting the Wnt/β-Catenin signaling pathway for cancer due to its complexity and essential roles in normal tissue. It explores targeted protein degradation technology as a promising strategy to overcome these challenges, suggesting potential new avenues for drug development.
8 citations
,
January 2013 in “The scientific world journal/TheScientificWorldjournal” This review explores the potential use of plucked hair follicles in regenerative medicine and diagnostics but presents no new research findings.
1 citations
,
October 2012 in “Elsevier eBooks” This article reviews advancements in understanding skin regeneration and suggests that bioengineering skin surrogates may soon enhance treatments for skin trauma, but it presents no new clinical findings.
2 citations
,
November 2023 in “Bioactive materials” The researchers reported that a newly developed ionic liquid-based microemulsion significantly improved the local delivery of copper peptides in mice, enhancing hair growth-related factor activation while offering a safer, non-invasive alternative to existing treatments for hair loss.
123 citations
,
January 2020 in “International Journal of Molecular Sciences” This review discusses the role of fibroblast heterogeneity in determining skin scarring versus regeneration and reports no new results, highlighting opportunities for developing antiscarring therapies.
23 citations
,
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.
2 citations
,
March 2013 in “Hair transplant forum international” This article discusses the concept of hair cloning through cultured follicular cell implantation but provides no new experimental results; it highlights ongoing interest among hair restoration professionals and the public.
1 citations
,
December 2023 in “International journal of molecular sciences” In this study, researchers found that miR-199a-3p plays a regulatory role in hair follicle development via the PTPRF/β-catenin axis and established a mouse model of alopecia areata by downregulating this small RNA, suggesting its potential value in studying alopecia diseases.
January 2026 in “Aging and Disease” This review discusses recent research on the Dickkopf protein family's involvement in non-cancerous diseases and considers their potential as biomarkers and therapeutic targets without presenting new experimental results.
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.
January 2012 in “Journal of Investigative Dermatology” The document presented various studies on hair and cutaneous development, revealing insights into hair biology and potential therapeutic targets for hair-related conditions. Key findings included the role of stem cells and their niches in hair regeneration, the impact of TACE/ADAM17 depletion on alopecia, and the expression of somatostatin in hair follicles. Research on genetic factors, such as CYLD mutants and P-cadherin, highlighted their importance in hair growth and pigmentation. Studies on hair aging identified genes involved in hair loss in women over 40. Additionally, the potential of keratinocyte precursors from iPS cells for hair follicle regeneration and the effectiveness of a parathyroid hormone analog in reversing chemotherapy-induced alopecia were explored. The document also discussed the role of cholesterol biosynthesis in cicatricial alopecia, the necessity of Wnt signaling for hair follicle initiation, and the effects of ATP-sensitive potassium channel blockers on hair growth. These findings collectively advanced the understanding of hair growth, alopecia treatment, and skin regeneration.
August 2026 in “Plastic & Reconstructive Surgery Global Open” In this study, researchers observed that hybrid secretomes most effectively stimulated proliferation and stem cell markers for hair regeneration in hamster skin, while human secretomes strongly activated the Wnt/β catenin pathway, suggesting different underlying mechanisms among the tested formulations.
87 citations
,
January 2016 in “Development” This study suggests that the postnatal loss of hair follicle formation in wounds may be due to elevated Wnt/β-catenin activation in the dermis, affecting fibroblast function in mice.
8 citations
,
October 2020 in “International Journal of Molecular Sciences” This laboratory study found that nonanal, a plant scent compound, may stimulate growth factors and cell proliferation in human hair follicle dermal papilla cells, suggesting a cAMP-mediated mechanism.