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This study demonstrated that cryogelation of human hair keratin allows the development of 3D scaffolds with tunable properties, supporting cell adhesion and proliferation for potential biomedical applications.

This review discusses the roles and characteristics of skin stem cells, their niches, and signaling pathways in skin maintenance, aging, and cancer, highlighting their potential in therapeutic applications but presenting no new clinical findings.

This study concluded that a new model of reconstructed human epidermis using keratinocytes from plucked hair follicles offers a less-invasive alternative to conventional skin-derived models for skin research.

This research found that keratin hydrogels derived from human hair may support cell viability and proliferation, indicating potential as 2D and 3D soft tissue culture scaffolds.

This review discusses the onset of menstruation and related challenges in young women, with a focus on primary amenorrhea, its diagnosis, and management strategies, and reports no new clinical findings.

This review discusses the evolution and potential of non-invasive imaging techniques for diagnosing scalp diseases, highlighting their advantages and limitations compared to trichoscopy and scalp biopsy, the current diagnostic standards.

This study explored using 3D models derived from reflectance confocal microscopy to better understand and differentiate melanoma on sun-damaged skin, suggesting enhanced diagnostic possibilities.

This review discusses the regulation and dynamics of the Wnt/β-catenin signaling pathway in development, pluripotency, and cancer, highlighting potential mechanisms and future research directions, but reports no new results.

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.

Lower acetylation makes chitin nanofibers thinner and more suitable for various uses.

This review discusses regenerative medicine and explores the potential of molecular imaging in enhancing personalized therapies, but it reports no new research results.

This review discusses the migration and colonization of melanocytes from the neural crest in mammals and reports no new experimental results.

The researchers reported that in Arabidopsis collet hairs, nuclear positioning near the cell tip is not essential for hair growth, although it correlates with growth dynamics.

This review examines non-invasive methods for diagnosing inflammatory skin diseases like lupus erythematosus and psoriatic inflammation using samples from plucked hair and skin tape-strips, but no new clinical results are presented.

This review introduces a framework to integrate bioinspired conductive materials and advanced 3D/4D printing in regenerative medicine for dynamic, responsive tissue regeneration, emphasizing the potential of smart scaffolds to adapt to physiological cues.

CaBP1 and CaBP2 are necessary for proper hearing and neurotransmission in the ear's inner hair cells.

In this study, researchers found that sesamin, a component of sesamum, modulated the AR-MAPK-Wnt signaling pathway in DHT-stimulated HaCaT keratinocytes, demonstrating potential multi-target activity against molecular events in androgenetic alopecia.

This study provides a comprehensive review of the use of electrospinning technology to create 3D porous structures for bone implants, emphasizing the synergy between biomedicine and materials science necessary for developing orthopedic materials.

CaBP1 and 2 are important for maintaining the activity of calcium channels necessary for hearing in inner ear cells.

CaBP1 and CaBP2 are necessary for proper hearing and neurotransmission in the ear's inner hair cells.

This study used non-invasive imaging techniques to assess hair follicle characteristics in AGA mice, revealing delayed hair shaft alternation and growth stages, as well as testosterone-induced follicle miniaturization, offering potential methods for evaluating AGA on human scalps in vivo.

This study suggests that extracellular vesicles from prostate cancer cells could aid in identifying tumor heterogeneity and serve as biomarkers, while also playing a role in SARS-CoV-2 infection in nasopharyngeal mucus.

This study observed that using ultra-high-frequency ultrasound with 70 MHz probes effectively assessed the distribution of hyaluronic acid fillers and improvements in nasolabial fold wrinkles, with significant changes in dermal thickness and wrinkle scores maintained 24 weeks after treatment.

This study introduces a magnet-assisted fabrication strategy for creating complex 3D soft bioscaffolds, demonstrating its effectiveness by producing structures with overhangs and supporting biohybrid actuators, promising advancements in biomedical applications.

This review discusses the potential uses of inorganic nanomaterials for imaging and detecting brain diseases, but reports no new experimental results; it calls for improvements in diagnosis precision and imaging accuracy.

This study reviewed the use of 3D printing and bioprinting for tympanic membrane repair, comparing them with traditional materials and noting their clinical significance, while highlighting the need for further analysis of bio-ink selection strategies involving biopolymers, cells, and drugs.

This review discusses recent advancements in bone tissue engineering, emphasizing a shift from passive to smart responsive antibacterial strategies to prevent implant-associated infections, and highlights AI's role in optimizing bone scaffold design for personalized, infection-free implants.

This review outlines the key principles and clinical applications of multimodal non-invasive skin imaging technologies, emphasizing their combined strengths in enhancing diagnosis and treatment assessment in dermatology.

This study reported a new method enabling the observation of the full leg regeneration process in the crustacean *Parhyale hawaiensis* over 10 days, capturing cellular resolution while minimizing photodamage, through innovative imaging techniques and computer-assisted cell tracking.