April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” This study found that treating human skin explants with TPA increased the number of certain melanocyte phenotypes in the interfollicular epidermis, suggesting that this ex vivo model can effectively replicate human skin's pharmacologic responses for studying potential treatments.
4 citations
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June 2021 in “Dermatology” This study validated the HS 3D-SeboSkin model as a reliable tool for preclinical research, effectively preserving the structure and biomarker expression of lesional and perilesional HS skin ex vivo.
August 2026 in “Regenerative Biomaterials” This review examines human-relevant in vitro models for studying pigmentation disorders, identifying both challenges and advancements in replicating human pigmentation processes and disease-specific pathology in vitro.
November 2022 in “Journal of Investigative Dermatology” This study found that using a home-use LED mask with specific wavelengths improved signs of skin aging in both ex-vivo and clinical settings.
27 citations
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June 2015 in “Journal of photochemistry and photobiology. B, Biology” This study reported that sunscreen with SPF50+ provides a high level of DNA protection against UV-induced damage in a reconstituted human epidermis model, comparable to that in skin explants.
8 citations
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December 2024 in “Frontiers in Medicine” In this study, different treatments on ex vivo skin models effectively simulated varying levels of skin damage, demonstrating the value of these models in testing skin repair products and studying how a compromised skin barrier affects viral penetration.
27 citations
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March 2019 in “PLoS ONE” This study suggests that Thyroxine (T4) may promote key features of human skin wound healing, such as re-epithelialization and angiogenesis, in an ex vivo model.
This study used an ex vivo human skin model to show that tropical conditions disrupt skin homeostasis, resulting in epidermal thickening and junctional flattening, and found that Kombucha tea extract may help preserve skin structure under such stress.
January 2022 in “Pastic and aesthetic research” This article reviews the clinical use of platelet rich plasma for skin regeneration, highlighting the challenges of inconsistent outcomes due to varying preparation protocols, and calls for standardized models to better assess its effectiveness.
January 2026 in “Journal of Investigative Dermatology” This study found that human γδTregs promoted hair regrowth and restored hair follicle immune privilege in a model of alopecia areata, suggesting potential for cell-based therapy in autoimmune diseases.
5 citations
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November 2017 in “Elsevier eBooks” This review highlights recent advances in hair follicle research, noting that new 3D culture techniques have enabled formation of HF-like structures in vitro, offering potential benefits for alopecia and burn patients, but it reports no new clinical results.
July 2024 in “Journal of Investigative Dermatology” PP405 may help hair growth by activating hair follicle stem cells.
46 citations
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September 2013 in “PLOS ONE” This study identified thyrotropin-releasing hormone (TRH) as a stimulant of wound healing in both frog and human skin models, suggesting it as a potential neuroendocrine wound repair promoter.
1 citations
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January 2024 in “Pharmaceuticals” The researchers reported that dPGS-PCL as a carrier improved the penetration of tofacitinib in an ex-vivo human skin model compared to free tofacitinib, but did not show significant differences in inhibiting IL-6 and IL-8 during short incubation.
212 citations
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September 2015 in “Journal of Investigative Dermatology” This article presents a comprehensive guide for classifying human hair follicle cycle stages in vivo using scalp xenografts on immunocompromised mice, offering valuable resources for researchers in the field.
7 citations
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July 2021 in “The journal of investigative dermatology/Journal of investigative dermatology” This study demonstrated that human skin can be efficiently reinnervated using human induced pluripotent stem cell-derived neural stem cells, promoting skin vitality and sensory reinnervation comparable to physiological conditions.
September 2019 in “Journal of Investigative Dermatology” This study introduced a reproducible human model using 3D-SeboSkin technology to study hidradenitis suppurativa, allowing better maintenance of skin integrity and replication of biomarker expression patterns compared to traditional skin cultures, suggesting its value for further research.
1 citations
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January 2019 in “Skin Pharmacology and Physiology” This study found that inhibiting mineralocorticoid receptor signaling in female human hair follicles may promote hair growth by extending the anagen phase and encouraging keratinocyte proliferation.
June 2026 in “Functional Foods in Health and Disease” This study found that water extract of olive leaf may enhance markers linked to epidermal and dermal stem cell activity and potentially improve skin aging, especially in individuals who do not exercise regularly.
1 citations
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December 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” This review discusses various methods for processing and separating human skin samples for research purposes, evaluating factors like processing time and cell viability, but reports no new experimental findings.
This study utilized a pigmented human epidermal equivalent model to incorporate melanocytes into the epidermis and found enhanced differentiation potential compared to conventional in vitro systems, reflecting in vivo cellular trajectories and highlighting melanocyte-to-keratinocyte communication pathways.
February 2024 in “Biomedical materials” This study developed a new human in vitro hair model that replicates in vivo hair characteristics and may be suitable for high throughput screening of hair growth treatments.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The researchers observed that vitiligo-affected skin shows a selective depletion of NTRK2+ melanocyte subpopulations with progenitor features, which may contribute to poor treatment responses.
April 2025 in “European Journal of Pharmaceutics and Biopharmaceutics” This study developed and tested Bicalutamide-loaded lipid vesicles in dissolving microarray patches for topical application, finding that they effectively deliver Bicalutamide through murine skin while maintaining a favorable safety profile, suggesting potential to improve treatments for androgenetic alopecia.
November 2023 in “Linköping University medical dissertations” This research presents a comprehensive workflow for producing EMA-compliant autologous keratinocyte-based therapies for wound healing and explores miRNA-mediated regulations in human keratinocytes and adipose-derived mesenchymal stem cells.
This study found that elastin-like recombinamer (ELR) wound dressings promote tissue regeneration and stability without rejection in ex vivo and in vivo models, indicating potential for hard-to-heal wound treatment.
4 citations
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January 2013 in “Advances in Experimental Medicine and Biology” This article reviews mammalian skin epidermis as a model for studying stem cell regulation, noting the utility of in vitro and ex vivo platforms, but it reports no new empirical findings.
In this study, researchers developed vegan exosome-like vesicles from microalgae that mimic mammalian exosomes, demonstrating promising in vitro, ex vivo, and clinical effects such as improved wrinkle depth and elasticity, making them a potential alternative in cosmetic applications.
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” This study provides evidence that innate lymphoid cells-type 1 can induce alopecia areata in human hair follicles, challenging the view that it is solely a CD8+ T cell-driven autoimmune disease.
13 citations
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March 2013 in “International Journal of Cosmetic Science” This study reports that the tetrapeptide AcSDKP significantly promotes skin and hair health in vitro and ex vivo, suggesting it could be used cosmetically to counteract skin aging and hair loss.