Construction of Large-Scale Bioengineered Hair Germs and In Vivo Transplantation

This study found that dermal papilla cell-derived exosomes promote hair follicle regeneration during wound healing by enhancing fibroblast activity and activating the Wnt/β-catenin signaling pathway in mice.

In this study, researchers developed a microfluidic-assisted technology to create dual-layer microspheres containing mesenchymal and epidermal cells, which efficiently induced hair follicle regeneration in mice, suggesting potential improvements for hair regeneration treatments in conditions like androgenetic alopecia.

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.

This review discusses educational activities for dermatologists on diagnosing and managing different types of hair loss and reports no new clinical results; it emphasizes improving clinical skills for alopecia treatment.

This comprehensive review analyzes androgenetic alopecia treatments, discussing the mechanisms, costs, efficacy, and safety of FDA-approved drugs like minoxidil and finasteride, as well as newer non-FDA-approved options that have shown effectiveness across various studies.

This review highlights the importance of using 3D scaffolds in vitro to support hair follicle regeneration, emphasizing how these structures help maintain cell function and mimic the natural environment, which is crucial for developing hair follicle organoids for transplantation.

This study developed microfluidic-assisted GelMA-MSC/HAD-EPC microspheres that efficiently generated hair follicles in nude mice, suggesting a promising strategy for advancing hair-regenerative medicine.

This study found that bacterially induced metabolic changes in stem cells can enhance skin and hair follicle regeneration in both mice and humans, suggesting potential strategies for improving recovery after injury.

This study developed immortalized cell-based models to screen and evaluate potential hair-care materials by forming hair follicle-like structures that respond to hair growth-promoting compounds.

This review discusses the formation and maintenance of hair follicles through dynamic cellular changes and signaling pathways, presenting a comprehensive overview but providing no new experimental findings.

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.

This review discusses potential cell sources and bioengineering strategies for regenerating hair follicles with functional cycling, reporting no new results.

This review discusses the role of Wnt/β-catenin signaling in hair follicle regeneration and highlights recent progress in developing hair loss treatments targeting this pathway, but reports no new clinical results.

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.

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.

This study found that 3D microtissue models of dermal papilla cells can enhance the ability to induce hair-follicle neogenesis in vivo, offering potential for controlled cell production in follicle regeneration.

This review concluded that oral finasteride for men and topical minoxidil for both genders have the most evidence supporting their effectiveness and safety for treating androgenetic alopecia.

In this study, neonatal murine skin-derived cells transplanted using a mini-chamber method successfully produced robust and normal hair, contrasting with human scalp follicles which did not achieve follicle reconstruction.

Hair follicles can regrow in wounded adult mouse skin using a process like embryo development.