277 citations
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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.
92 citations
,
April 1999 in “The journal of investigative dermatology/Journal of investigative dermatology” This study suggests that keratin 9 expression in nonpalmoplantar keratinocytes can be induced by signals from palmoplantar fibroblasts, potentially enabling the use of nonpalmoplantar epidermis to treat palmoplantar wounds.
71 citations
,
October 2008 in “The journal of investigative dermatology/Journal of investigative dermatology” This study presents a novel in vitro assay using human folliculoid microspheres to research hair growth, which may facilitate preclinical testing of hair growth-modulatory agents.
57 citations
,
February 2013 in “Journal of Dermatological Science” This article reviews methods to enhance epithelial–mesenchymal interactions for hair follicle bioengineering but does not present new experimental results; it emphasizes optimizing combinations for successful regeneration.
56 citations
,
March 2015 in “Journal of Investigative Dermatology” Healthy mitochondria in skin cells are essential for proper hair growth and skin cell interaction in mice.
35 citations
,
January 2017 in “Journal of Dermatological Science” This study suggests that stress-induced premature senescence of dermal papilla cells may contribute to hair follicle aging by impairing critical epithelial-mesenchymal interactions and promoting inflammatory cytokine production.
25 citations
,
January 2003 in “Plastic & Reconstructive Surgery” This study indicates that nail-matrical fibroblasts can induce hard keratin expression in non-nail-matrical keratinocytes, suggesting potential for using non-nail-matrical epidermal grafts to treat nail injuries.
5 citations
,
April 2022 in “Frontiers in Medicine” This study summarizes the signaling molecules and extracellular components involved in epithelial–mesenchymal interactions, enhancing our understanding of hair follicle regeneration and skin wound healing, but reports no new experimental results.
August 2009 in “Mechanisms of Development” Adult hair follicle cells can create new hair follicles from corneal cells with the right support.
January 2023 in “Theranostics” This study demonstrated that a mechanical-chemical cascade involving dermal cell contraction and the activation of Piezo1 in epidermal cells is crucial for initiating interactions necessary for hair follicle regeneration in skin organoids.
300 citations
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August 2012 in “Seminars in Cell & Developmental Biology” This review discusses mesenchymal–epithelial interactions in hair follicle development and cycling, highlighting recent insights without reporting new experimental results.
67 citations
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August 2005 in “Journal of Investigative Dermatology Symposium Proceedings” This study found that in vitro, beard dermal papilla cells stimulated keratinocyte proliferation via androgen-dependent growth factors, while androgenetic alopecia cells released TGF-β1, inhibiting keratinocyte growth.
September 2016 in “Journal of dermatological science” This study found that adult dermal papilla cells guided high-passage adult keratinocytes to produce new hair fibers, suggesting potential for large-scale hair follicle bioengineering.
417 citations
,
September 2005 in “PLoS biology” This study developed molecular signatures for dermal papilla cells and their niche, uncovering novel signaling regulators and genes linked to hair disorders, which may inform future hair development research.
13 citations
,
October 2010 in “Methods in molecular biology” This article discusses the development and research applications of human hair follicle organ culture techniques, highlighting its potential to explore biological processes beyond dermatology.
September 2017 in “Journal of Investigative Dermatology” This study found that Bone morphogenetic proteins (BMPs) play a crucial role in dermal papilla cells' ability to induce hair follicle stem cell differentiation, and that androgens may impair this process by downregulating BMPs.
This study concluded that bone morphogenetic proteins are crucial for hair follicle stem cell differentiation and that their downregulation by androgens may contribute to the development of androgenetic alopecia.
August 1993 in “Journal of Dermatological Science” 10 citations
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March 2016 in “Development Growth & Differentiation” This study developed a bioengineering method to reconstruct embryonic dorsal skin from dissociated chick skin cells, allowing feather buds to form and grow in vitro, influenced by epithelial-mesenchymal interactions.
318 citations
,
October 1998 in “The Journal of Cell Biology” This study found that ectopic expression of the lymphoid-enhancer factor can induce K17 protein in the skin, suggesting a link between skin development and wound repair processes in mice.
42 citations
,
January 2017 in “Stem cells international” This study found that while extracellular matrix components like hyaluronic acid promoted larger organoid formation, other matrix components hindered hair follicle germ assembly in an in vitro model.
14 citations
,
January 2021 in “Stem cell research & therapy” This study suggests that interfollicular epidermal keratinocytes with stem-like features may serve as an alternative to follicular keratinocytes for hair regeneration by supporting hair follicle morphogenesis in vivo.
September 2019 in “Journal of Investigative Dermatology” This study found that BMPs can counteract the inhibitory effects of androgens on hair follicle stem cell differentiation, highlighting their critical role in the pathway dysregulation seen in androgenetic alopecia.
8 citations
,
January 2001 in “Methods in enzymology on CD-ROM/Methods in enzymology” This article discusses methods to evaluate hair growth stimulants and reports no new clinical results; the authors highlight the need for more precise identification of stem cell sites in hair follicles.
265 citations
,
March 1993 in “The EMBO Journal” Keratinocyte growth factor significantly alters skin and tissue development.
13 citations
,
December 1983 in “Canadian journal of zoology” This study found that mesenchymal cell processes from the dermal papilla contact epithelial hair matrix cells through gaps in the basal lamina during hair matrix cell differentiation in mouse vibrissa follicles.
305 citations
,
June 2012 in “Nature” This study reports that hair regeneration in live mice involves spatially regulated stem cell divisions and requires mesenchymal interactions, observed in real-time using a novel non-invasive imaging method.
218 citations
,
April 2008 in “Genes & Development” This research discusses how epithelial stem cells in the skin maintain normal homeostasis, contribute to wound repair, and highlights the importance of these processes, as defects can lead to skin diseases including cancers, but provides no new experimental results.
184 citations
,
September 2006 in “PLoS Genetics” This study found that loss of Apc due to K14-cre-mediated gene recombination in mice led to aberrant growth in ectodermally derived squamous epithelia, implicating its critical role in specifying epithelial cell fates during embryonic development.
111 citations
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January 2007 in “Seminars in cell & developmental biology” This article reviews the similarities in early development processes of hair follicles, teeth, and mammary glands and reports no new experimental findings.