November 2024 in “Journal of Cosmetic Dermatology” Regenerative medicine is effective and safe for treating vitiligo.
June 2024 in “Stem cell research & therapy” This systematic review examined 64 randomized controlled clinical trials on regenerative medicine for specific dermatologic disorders, reporting up to 68.4% improvement in androgenetic alopecia and up to 71% improvement in vitiligo among 2888 patients.
This study reviews the regulatory mechanisms and molecular processes governing stem cell activity in hair follicles, highlighting their roles in hair regeneration and potential implications for treating hair and skin disorders.
November 2023 in “npj regenerative medicine” This study found that engineered reconstituted skin can form morphogenetic units that promote tissue patterning and hair regeneration, with certain signaling pathways restoring this ability in adult and fetal cells.
74 citations
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October 2023 in “Nature Reviews Molecular Cell Biology” 46 citations
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October 2023 in “Science Advances” In this study, researchers used 3D bioprinting to successfully create engineered skin tissues with hair follicle-like structures, potentially enhancing skin grafts and safety testing for chemical compounds by more closely mimicking natural skin complexity.
October 2023 in “Biomaterials” This review highlights the potential of nanotechnology for hair follicle regeneration, focusing on strategies such as hair cycle modulation, progenitor cell stimulation, and wound-induced hair neogenesis, while also discussing regulatory challenges that may affect the development of these innovative approaches.
1 citations
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October 2023 in “bioRxiv (Cold Spring Harbor Laboratory)” This study demonstrated that intraoperative bioprinting using a bioink with human adipose-derived extracellular matrix and stem cells achieved successful reconstruction of full-thickness craniomaxillofacial skin defects in rats, promoting wound closure, adipogenesis, and hair follicle-like structure formation within two weeks.
7 citations
,
August 2023 in “Ageing Research Reviews” More research is needed to understand hair aging and develop effective treatments.
3 citations
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June 2023 in “Nano today” This study reported that bioinks containing calcium molybdate nanoparticles and dermal papilla cells can promote hair regrowth in vivo by creating an anti-inflammatory environment and activating the mTOR signaling pathway in macrophages.
16 citations
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June 2022 in “Acta biomaterialia” This study presents a bioprinter-based method for creating scalable, automated hair-inductive tissue grafts that showed improved hair shaft sprouting in mice by using suture guides to control orientation.
14 citations
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May 2022 in “Stem cell reports” This study reported that human induced pluripotent stem cell-derived skin organoids, used to model epidermolysis bullosa, have an epidermal-dermal junction largely lacking type VII collagen, which is important for skin structure.
3 citations
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April 2022 in “International Journal of Molecular Sciences” This study showed that treating mouse fibroblasts with TTNPB can efficiently convert them into dermal-papilla-cell-like cells with strong hair-inducing capacity, suggesting potential for hair follicle regeneration therapies.
15 citations
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March 2022 in “Acta Biomaterialia” This study demonstrated that a 3D bioprinting technique using a gelatin/alginate hydrogel scaffold can regenerate entire hair follicles in mice, offering potential advancements in hair loss treatment.
82 citations
,
January 2022 in “Bioactive Materials” This review discusses extrusion-based bioprinting bioinks for skin regeneration, highlighting their current applications, limitations, and potential improvements, but reports no new experimental findings.
4 citations
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August 2020 in “Applied Materials Today” This study suggests that human dermal fibroblasts can be converted into dermal papilla cell-like cells using microencapsulation, which may facilitate hair follicle regeneration in mice without chemical or genetic reprogramming.
425 citations
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June 2020 in “Nature” Scientists created human skin with hair from stem cells, which could help treat hair loss and skin conditions.
8 citations
,
July 2019 in “Cell Proliferation” In this study, researchers developed a chemical cocktail and suspension culture method to transform human dermal fibroblasts into dermal papilla-like cells capable of inducing hair follicle formation in vitro and in vivo.
51 citations
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May 2019 in “Biomaterials” This study developed a method for generating germ-like tissues called bbHFGs, which efficiently promoted hair follicle formation in mice, potentially advancing hair regenerative medicine applications.
17 citations
,
February 2019 in “PubMed” This review discusses strategies to regenerate human hair follicles using stem cells and reports no new experimental results; the authors note existing challenges and the potential of hiPSCs for future applications.
184 citations
,
December 2018 in “Nature Communications” This study demonstrated that enhancing human skin constructs with hair follicles through engineered cell organization and vascularization improved hair growth in immunodeficient mice, suggesting potential advances for treating alopecia and chronic wounds.
27 citations
,
September 2018 in “Nanomedicine: Nanotechnology, Biology and Medicine” This review discusses recent advances in hair regeneration therapies, highlighting the potential of nanotechnology and pluripotent stem cells, and reports no new results, emphasizing the need for further research.
169 citations
,
January 2018 in “Cell Reports” In this study, researchers successfully derived skin organoids from mouse pluripotent stem cells that spontaneously produce hair follicles, potentially aiding in hair growth research and in vitro drug testing.
45 citations
,
November 2017 in “Biomaterials” This study demonstrated a method for large-scale preparation of self-sorted hair follicle germs in vitro, which successfully generated hair follicles when transplanted into the skin of nude mice.
92 citations
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August 2017 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that newborn mouse skin organoids can robustly grow hair in vivo, while adult organoids require specific interventions to restore their hair-forming ability.
42 citations
,
February 2017 in “Scientific Reports” In this study, researchers differentiated induced pluripotent stem cells into cells with dermal papilla-like properties, demonstrating their potential role in hair follicle bioengineering and drug testing for hair growth.
21 citations
,
December 2016 in “PLOS ONE” This study developed a new protocol to efficiently produce skin dermal stem cells from human induced pluripotent stem cells, which may aid in treating various skin disorders.
77 citations
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April 2016 in “Science Advances” Researchers created a fully functional, bioengineered skin system with hair from stem cells that successfully integrated when transplanted into mice.
56 citations
,
June 2015 in “Nature Protocols” This protocol describes using two-photon laser-scanning microscopy to study hair regeneration in live mice, offering detailed imaging capabilities for observing hair follicle stem cell behavior and manipulating cellular populations.
149 citations
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July 2014 in “Cold Spring Harbor Perspectives in Medicine” This article provides contact information for Bruce A. Morgan and features no new research findings.
99 citations
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January 2014 in “Nature communications” In this study, researchers developed a method to differentiate human iPSCs into cells that can generate all lineages of hair follicles, potentially aiding treatments for hair loss and skin disorders.
223 citations
,
January 2014 in “International Journal of Molecular Sciences” This article reviews the complex signaling pathways between epithelial and mesenchymal cells crucial for hair follicle morphogenesis, highlighting the Wnt pathway's role as a master regulator without reporting new experimental findings.
107 citations
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December 2013 in “International Journal of Dermatology” This review summarizes the anatomical and physiological aspects of human hair and its clinical significance, but does not report new research findings.
256 citations
,
October 2013 in “Proceedings of the National Academy of Sciences of the United States of America” This study found that altering cell culture conditions to form three-dimensional papilla spheroids can restore the ability of human dermal papilla cells to induce hair growth in adult skin.
51 citations
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August 2013 in “Journal of Investigative Dermatology” This study demonstrated that cultured human dermal papilla cells can induce full hair follicle formation when combined with neonatal foreskin keratinocytes in a grafted dermal-epidermal construct on mice.
26 citations
,
March 2013 in “Journal of Biomedical Materials Research Part A” This study demonstrated that PEGDA hydrogel microwells successfully supported cell survival and proliferation while mimicking hair follicle architecture in vitro, suggesting a potential tool for hair follicle engineering.
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.
300 citations
,
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.
179 citations
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April 2012 in “Nature Communications” This study demonstrates the potential of using bioengineered follicles from adult tissue-derived stem cells for fully functional hair regeneration, illustrating possible applications in organ replacement therapy.
207 citations
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March 2012 in “Development” In this mouse study, researchers found that dermal Wnt signaling/β-catenin activity is essential for fibroblast proliferation and initiating hair follicle formation by interacting with epidermal Wnt ligands.
321 citations
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January 2012 in “Cell stem cell” This study identified TGF-β2 as a crucial signal in hair follicle stem cell regeneration, highlighting its role in counteracting BMP signaling to promote tissue regeneration.
75 citations
,
August 2011 in “Journal of Investigative Dermatology” This study found that cultured human dermal papilla cells formed into three-dimensional spheres have an increased ability to induce hair follicles from mouse epidermal cells compared to two-dimensional cultures.
4 citations
,
January 2011 in “Cell stem cell” This study reveals that stem cell descendants in mouse hair follicles can return to their niche to retain stemness and function as primary stem cells for future hair cycles.
131 citations
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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.
205 citations
,
April 2005 in “Journal of Investigative Dermatology” This study describes a system for generating hair follicles from dissociated cells in mice, suggesting that successful development requires a foundational epithelial platform.
854 citations
,
February 2002 in “The journal of investigative dermatology/Journal of investigative dermatology” This review summarizes recent advances in understanding the molecular mechanisms of hair follicle formation and discusses potential future clinical applications for treating hair loss and skin tumors, but it reports no new clinical results.
