Engineering Human Skin with Spatially Defined Hair Peg-Like Structures Using Self-Organizing Composite Organoids and Micropatterned Dermal Scaffolds

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.

This study introduced a bioengineering platform that creates early-stage hair peg-like structures within tissue-engineered skin substitutes by integrating human keratinocytes and dermal papilla cells with laser-micropatterned collagen scaffolds, providing a foundation for future appendage-inclusive skin regeneration efforts.

This review highlights the potential of nano-phytopharmaceuticals in improving the bioavailability and efficacy of phytochemicals for treating locomotor, dermal, reproductive, and urinary tract disorders, but notes that more clinical and preclinical research is needed to establish their safety and efficacy for human use.

This study demonstrated that intact adult human dermal papillae can induce hair growth when implanted into mouse hair follicles, highlighting their potential for advancing hair follicle biology and therapeutic approaches.

The article concludes that studying how skin forms is key to understanding skin diseases and improving regenerative medicine.