117 citations
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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.
75 citations
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March 2014 in “Journal of Investigative Dermatology” This study found that aging mice experience slower and more fragmented hair cycle waves, but transplanting aged skin to a young host can partially restore hair cycling, implicating extracellular factors.
56 citations
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February 2010 in “PLOS ONE” This study demonstrates that canonical Wnt signaling is crucial for maintaining thymic epithelial microenvironments in postnatal thymus, possibly by affecting TEC progenitor cells.
53 citations
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April 2014 in “Experimental Dermatology” In this study, ectopic Wnt10b-mediated β-catenin activation in hair follicles resulted in larger regenerating anagen hair structures, an effect modulated by the Wnt inhibitor DKK1.
15 citations
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August 2017 in “International Journal of Molecular Medicine” This study reported that Panax ginseng extract significantly inhibited DKK-1-induced catagen-like changes in human hair follicles by promoting cell proliferation and reducing apoptosis, suggesting it may help mitigate hair loss associated with DKK-1.
12 citations
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October 2021 in “Cells” This review discusses the potential of miRNA-mediated hair growth treatments for androgenetic alopecia by targeting DKK1 to modulate the Wnt/β-catenin signaling pathway and reports no new clinical findings.
3 citations
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September 2023 in “Genes” This study analyzed the molecular evolution and functional divergence of the Dkk gene family, finding accelerated evolution in Aves and Reptilia and identifying functional differences that may impact hair follicle development via Wnt signaling inhibition.
1 citations
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October 2021 in “Clinical, Cosmetic and Investigational Dermatology” In this study on cultured human dermal papilla cells, researchers found that niacinamide may enhance hair growth by reducing oxidative stress-induced cell senescence and delaying catagen entry, suggesting potential applications against hair loss.
1 citations
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May 2023 in “Biochemical and Biophysical Research Communications” This study found that DKK1-targeting siRNA, which may activate the Wnt/β-catenin signaling pathway, showed hair growth results in mice similar to those treated with the FDA-approved minoxidil, suggesting potential as an androgenetic alopecia therapy.
July 2024 in “Journal of Investigative Dermatology” A peptide in shampoo can promote hair growth and improve hair condition.
May 2026 in “Theranostics” This study found that the DKK3-CKAP4 signaling axis is involved in fibroimmune remodeling in androgenetic alopecia and that targeting this pathway may restore a regenerative hair follicle environment, offering a potential therapeutic strategy to counteract hair follicle miniaturization.
March 2026 in “World Rabbit Science” This study found that overexpression and knockdown of DKK4 influence genes involved in hair follicle growth and development in Angora rabbits and identified specific SNPs in DKK4 associated with wool quality, notably showing that the TT/GG haplotype combination relates to higher fibre diameters.
February 2026 in “International Journal of Molecular Sciences” This study found that knocking down the gene SFRP1 in human hair follicles ex vivo prolonged the hair growth phase and increased keratinocyte proliferation, suggesting potential as a therapeutic target for maintaining hair growth in male pattern baldness, while DKK1 knockdown showed no effect.
November 2023 in “Cell Proliferation” This study found that adipose-derived stem cells with DKK1 knocked out using CRISPR/Cas9 promoted hair growth in an alopecia areata model more effectively than untreated stem cells, suggesting DKK1 is a potential therapeutic target for this condition.
January 2023 in “Journal of orthopedics & bone disorders” This study suggests that platelet-rich plasma's high levels of growth factors may be limited in promoting bone regeneration due to the concurrent release of Dickkopf-1, which inhibits osteogenesis.
July 2022 in “Journal of Investigative Dermatology” 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.
October 2021 in “Journal of Investigative Dermatology” This study reported that Dkk4-knockout mice showed disrupted hair follicle patterning, suggesting a WNT-DKK axis may influence regional specificities in hair follicle induction related to androgenetic alopecia.
April 2026 in “Frontiers in Cell and Developmental Biology” This study found that exosomes from human umbilical cord mesenchymal stem cells reduced hair follicle aging and promoted hair regeneration in models by upregulating COL17A1 through the miR-21-5p/DKK2/Wnt/β-catenin axis, outperforming existing treatments like minoxidil.
April 2023 in “Journal of Investigative Dermatology” This study demonstrated that a combination of four types of honey significantly improved hair integrity, porosity, and surface roughness after exposure to UV-A and pollution stress.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study demonstrated that both DKK2 and SOSTDC1 are necessary for normal timing of the first catagen phase in mice hair growth cycles.
July 2026 in “Journal of Investigative Dermatology” July 2025 in “Journal of Investigative Dermatology” 7 citations
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May 2022 in “Cancers” This study found that UC.145 influences DKK1 methylation and Wnt signaling in gastric cancer, with implications for patient survival and its potential as a predictive biomarker.
March 2026 in “Stem Cell Reviews and Reports” May 2026 in “Mendeley Data” This document provides supplementary materials for a study on the efficacy and safety of a topical siRNA-based formulation targeting DKK-1 in treating androgenetic alopecia, but reports no new findings.
May 2026 in “Mendeley Data” This abstract provides supplementary materials for a study on the efficacy and safety of a topical siRNA-based formulation targeting DKK-1 for androgenetic alopecia, but reports no new findings.
May 2026 in “Mendeley Data” This document contains supplementary materials for a study on the efficacy and safety of a topical siRNA-based formulation targeting DKK-1 in androgenetic alopecia, but it reports no new findings.
176 citations
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April 2011 in “Science” This study found that in a population of hair follicles, regenerative cycling stages are regulated by both intrinsic and extrinsic signals, with WNT/BMP signaling mediating interactions among follicles for adaptability.
171 citations
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July 2007 in “Journal of Investigative Dermatology” The researchers reported that DHT-inducible DKK-1 may play a significant role in DHT-driven balding by inhibiting hair follicle cell growth and promoting apoptosis in androgenetic alopecia.
122 citations
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November 2010 in “Journal of Dermatological Science” This study found that increased expression of type II 5α-reductase, androgen receptors, and Hic-5/ARA55 in dermal papilla cells upregulates androgen sensitivity, playing a key role in androgenetic alopecia pathogenesis.