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This study demonstrated that keratin is widely present in various epithelial cells, providing structural strength and potential insights into the origin of cell lines.

This study confirms that the proposed universal model for hard α-keratin structure applies to all known forms across various mammalian species.

This study found that ageing in women leads to significant structural and biological changes in the scalp hair follicle environment, which may affect hair growth.

This study systematically examines how smart biomaterials used with DLP technology can enhance bioprinting in tissue engineering and regenerative medicine, while also identifying current challenges and future research needs.

This review reports on the principles, applications, and future potential of bioprinting technology in fields like tissue engineering and organ regeneration, highlighting recent advancements and identifying ongoing challenges and future directions that require collaborative efforts to fully realize the technology's capabilities.

This study found that manipulating Wnt signaling pathways in cutaneous wounds can induce skin structures resembling regeneration, suggesting a potential role for Wnt signals in restoring skin architecture during wound healing.

In this study, researchers observed that Raman spectroscopy effectively differentiates basal cell carcinoma from normal skin structures by analyzing biochemical markers, suggesting its potential as a surgical guidance tool for cancer margin resection during Mohs surgery.

This review discusses the role of neural crest stem cell-like states in adult neural crest-derived tissues, suggesting they may contribute to tissue repair by generating new cell types and activating repair programs.

This study found that the orphan protein Plet-1 is expressed in specific keratinocytes of mouse hair follicles and may regulate keratinocyte interactions with inert tissues by affecting migration and adhesion.

In this study, researchers reviewed the progress and challenges in using hydrogels for 3D printing in biomedical applications, highlighting advancements in structural complexity, and identifying ongoing issues like resolution improvement, cell viability, and ethical concerns for clinical use.

This study found that platelet-rich plasma treatment significantly improved erectile function and restored neural structures in aged rats with erectile dysfunction, suggesting potential benefits for geriatric patients.

This paper proposes a theory explaining how the normal anabolic effects of androgens lead to structural changes and hair follicle miniaturization, contributing to androgenic alopecia.

In this study, the researchers reported the detailed anatomical structure of horse skin, including the composition and organization of the epidermis, dermis, and associated glands and follicles.

This histological study of Millivora Capenesis skin describes the composition of the dermis, featuring distinct papillary and reticular layers with associated structures like hair follicles, glands, and corpuscles.

This study observed that long-term laser hair removal in women may alter hair follicle structures and stem cell interactions, with dermal fibrosis potentially influencing hair regrowth prevention.

This study found that human dermal papilla cells are surrounded by a basement membrane-like extracellular matrix, which maintains their aggregated structure without strong cell‒cell contacts.

This study found that 4-aminopyridine significantly improved skin wound healing by enhancing wound closure, tissue regeneration, and cellular interactions involved in repair processes.

This study highlighted the significant role of VSM in cochlear aging, suggesting that changes in its structure and composition may contribute to the development of various pathologies, including congenital hearing disorders, while also identifying the need for further research on VCM-associated molecules.

This study identified key molecular differences between Long and Short hair type cashmere goats, suggesting hair type differentiation is linked to structural assembly and follicle remodeling.

This review highlights that two-photon excitation microscopy is a valuable tool for visualizing live skin structures and immune responses at high resolution, though its clinical use is hindered by safety and cost issues.

Hard α-keratin in hair has a unique, nonordered structure, different from other fibers.

This review provides a comprehensive overview of apoptosis-related molecules in head development, highlighting caspases' roles and associated abnormalities in tissues like the brain, sensory organs, skin, and bones, without reporting new results.

This paper presents a new device for navigational surgery utilizing the fluorescent properties of Indocyanine Green, offering enhanced intra-operative imaging capabilities by identifying tissues with an infrared CMOS camera.

This review explores the potential of extracellular vesicle therapy as a novel strategy to delay intervertebral disc degeneration and enhance tissue repair, by modulating key pathogenic mechanisms, with a focus on the molecular components and bioengineering modifications of extracellular vesicles.

This review highlights the regenerative abilities of *Xenopus laevis*, focusing on how tadpoles regrow complex tail structures and the cellular and molecular mechanisms behind this. It underscores *X. laevis* as a valuable model for understanding regeneration, with insights potentially advancing regenerative medicine.

This study describes a new intravital microscopy method for observing intestinal regeneration by tracking crypt dynamics in living mice after laser-induced tissue damage, revealing events like crypt fission, fusion, and disappearance over multiple weeks.

This review investigates how the chirality of peptides affects their ability to form hydrogels, comparing the structural and mechanical properties of hydrogels made from homochiral and heterochiral peptides, and discussing their potential biological applications.

This study developed finite element models to examine skin's biomechanical properties, finding that structural heterogeneities like Rete ridges and hair follicles create distinct stress and strain patterns that may influence mechanosensation and skin integrity.

This study found that in a mouse model, alopecia areata was associated with changes in heart structure, biochemistry, and gene expression linked to cardiac hypertrophy after ACTH exposure.

This study found that the tetrazolium salt INT is the most effective for revealing dehydrogenase activity and certain histological structures in sheep and other mammals' skin.