March 2024 in “Advanced healthcare materials/Advanced Healthcare Materials” This study found that generating pluripotent stem cell-derived skin organoids in a 3D bioprinted hydrogel device improved keratinocyte differentiation and hair follicle formation while reducing necrosis.
25 citations
,
February 2024 in “Biomaterials” In this study, iPSC-derived epidermal organoids demonstrated potential as a novel tool for regenerative medicine by producing high-performance extracellular vesicles that promote proliferation, migration, and angiogenesis in cell-free therapies for wound healing.
January 2024 in “Journal of tissue engineering” In this study, researchers used a human skin organoid model to show that solar UV exposure damages hair follicles and skin, while exosomes from mesenchymal stem cells reduced inflammation and supported hair follicle regeneration.
2 citations
,
November 2023 in “Biomolecules” This review article analyzes the role of the WNT signaling pathway in skin development, wound healing, and mechanical stretching, emphasizing its importance in understanding and potentially advancing treatments for skin-related diseases.
2 citations
,
August 2023 in “Autophagy” In this study, researchers found that keratinocyte-specific deletion of the autophagy mediator Atg16l1 in mice heightened skin inflammation and cancer responses, altered hair follicle stem cell activity, and sensitized keratinocytes to cell death.
23 citations
,
May 2023 in “Cell Proliferation” This review highlights the critical role of TGF-β and FGF signaling pathways in the development and regeneration of skin layers, particularly the dermis, and discusses their significance in advancing future clinical applications in dermatology.
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.
2 citations
,
December 2022 in “Journal of Biochemistry and Molecular Biology” This review discusses the development and potential applications of organoids for human disease modeling and regenerative medicine but reports no new experimental results.
45 citations
,
November 2022 in “Acta Biomaterialia” This study developed a biomimetic 3-D co-culture system that enhances the hair-inductive properties of human dermal papilla cell aggregates, potentially improving hair follicle tissue engineering.
October 2022 in “International Journal of Molecular Sciences” This study found that collagen peptides from Mozambique tilapia significantly promoted hair regrowth and increased the proliferation of hair growth factors in vitro and in vivo, suggesting potential as supplements for hair loss prevention.
4 citations
,
July 2022 in “Annals of translational medicine” This study successfully developed 3D hair follicle organoids from neonatal mouse epidermal and dermal cells, showing structural and molecular resemblance to native anagen hair follicles.
1 citations
,
May 2022 in “Frontiers in medicine” This study found that topical application of metformin significantly enhanced skin regeneration in mechanically stretched skin in rats, likely by boosting the proliferation of skin-derived stem cells.
39 citations
,
March 2022 in “Nature Protocols” This study describes a protocol for generating hair-bearing skin organoids from human pluripotent stem cells, achieving full complexity resembling fetal skin tissue by day 130 in vitro.
425 citations
,
June 2020 in “Nature” Scientists created human skin with hair from stem cells, which could help treat hair loss and skin conditions.
30 citations
,
April 2020 in “Stem Cell Research & Therapy” This study found that the PI3K-Akt signaling pathway is essential for regenerating new hair follicles when epidermal stem cells and skin-derived precursors are combined, suggesting potential therapeutic applications for hair regeneration.
17 citations
,
December 2019 in “Stem Cell Research & Therapy” This study found that their system effectively supports the rapid formation of human hair follicle organoids, providing a platform for studying hair regeneration and drug screening.
45 citations
,
October 2019 in “Clinical and Experimental Dermatology” Targeted therapies promoting differentiation could help treat basal cell carcinoma by exhausting cancer stem cells.
67 citations
,
June 2019 in “Proceedings of the National Academy of Sciences” This study introduces a method for long-term expansion of adult mouse epidermal stem cells in vitro using an organoid culture system that maintains the basal-apical organization.
176 citations
,
June 2019 in “Cells” This review discusses dermal cell heterogeneity in wound healing and scar formation, highlighting the varied roles of different fibroblasts and the potential of skin substitutes without presenting new clinical results.
31 citations
,
May 2019 in “Nature communications” This study found that Blimp1+ cells from mice can generate sebaceous gland organoids in vitro, which mimic natural gland traits and may aid in studying acne vulgaris.
44 citations
,
June 2018 in “Journal of Cellular Physiology” This study found that using 3D dermal papilla spheroid models enhances extracellular matrix production and hair follicle marker expression, providing insights into hair follicle biology and potential for drug screening.
225 citations
,
April 2018 in “Journal of Investigative Dermatology” Two main types of fibroblasts with unique functions and additional subtypes were identified in human skin.
16 citations
,
January 2018 in “Biochemical and Biophysical Research Communications” In this study, researchers established five new immortalized human dermal papilla cell lines from a male with androgenetic alopecia, which may serve as valuable tools for hair 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.
105 citations
,
October 2017 in “Stem cells” This review discusses Wnt signaling pathways in skin development and stem cell regulation, highlighting potential interactions with other pathways but reports no new findings.
92 citations
,
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.
85 citations
,
June 2017 in “Journal of Investigative Dermatology” This study found that Blimp1 plays a key role in promoting hair follicle morphogenesis and growth by mediating inductive signaling pathways in dermal papilla cells.
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.
36 citations
,
April 2016 in “Biochimie” This study shows that the concentration of epidermal growth factor (EGF) is crucial for determining whether mink hair follicles are promoted or inhibited in vitro, with involvement of the Notch signaling pathway in DP cell proliferation.
84 citations
,
October 2014 in “PLoS Genetics” This study found that epidermal Wnt production is crucial for forming the skin's spinous layer through a BMP-FGF signaling cascade, although Wnt from basal cells is not needed for their differentiation.
83 citations
,
May 2013 in “International Journal of Molecular Sciences” This review explores embryonic epidermal development and discusses key molecular regulators and roles of the sub-epidermal mesenchyme, but reports no new experimental results.
829 citations
,
May 2007 in “Nature” Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.
788 citations
,
February 2007 in “Nature” This review explores how adult skin epithelia preserve stem cell populations for hair follicle regeneration and wound healing, but reports no new experimental results.
81 citations
,
January 2006 in “Journal of cellular physiology” This study found that the absence of the vitamin D receptor disrupts hair follicle structure during the first catagen in mice, linked to increased expression of the hairless gene.
39 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that daily injections of basic and acidic fibroblast growth factor in newborn mice significantly delayed hair follicle development within the treatment area, while epidermal growth factor affected the entire body coat and caused skin hyperkeratinization.
