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Twisting hair weakens it, but strength can be recovered at low twist levels.

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.

This study introduces a new device for measuring changes in hair stiffness and lubricity, which can help predict the effects of various hair treatments.

This study utilized the DNP–SANS technique on human hair for the first time and found significant changes in the SANS profile dependent on polarization conditions, providing insights into the structural composition and dynamic properties of keratin and its associated proteins.

This study found that treating hair with 1 M sodium hydroxide increases its self-friction coefficient, suggesting potential applications in forming fine frictional fibers for medical uses.

This paper reviews strategies for modifying the structure and protein delivery of electrospun nanofibrous materials, emphasizing their potential to guide tissue repair and highlighting current challenges and future research directions in this emerging field.

This study successfully established a transgenic sheep fibroblast cell line expressing the spider dragline silk protein gene, laying groundwork for developing transgenic sheep with this capability in hair follicles.

This study investigated the dynamic mechanical properties of fluid-immersed elastic hair beds under oscillatory shear flows, revealing a nonlinear response influenced by driving frequency and amplitude, which impacts mechanosensory signaling stability in biological processes like vasodilation and ciliary remodeling.

This study quantified the effects of chemical treatments like oxidative bleaching and hair relaxing on the movement characteristics of hair strands using a novel high-speed recording method.

This review examines trichodysplasia spinulosa, a rare virus-linked skin condition in immunosuppressed individuals, noting its clinical features and highlighting antiviral treatment efficacy, without new clinical results.

This study found that fibroblasts from highly regenerative mammals, such as spiny mice and rabbits, exhibit unique metabolic characteristics, including a preference for glycolysis and specific mitochondrial features, which may contribute to their resistance to oxidative stress and support tissue regeneration.

Human hair's ability to get wet is complex and can change with treatments, damage, and environment.

This study reported that a new two-point bending stiffness method effectively correlated with sensory assessments for hair styling gels but not for hair styling sprays, likely due to differences in polymer/hair composites.

This paper provides a comprehensive overview of the applications of electrospun nanofibers in non-invasive medical fields, highlighting their potential for health monitoring, personal protection, thermal regulation, and wound care, and discusses the challenges and future development paths for this technology.

In this study, the relaxed overhand knot method demonstrated its effectiveness in measuring the self-friction coefficient of single hair fibers, revealing that sodium hydroxide treatment significantly increases friction and could aid microsurgical applications.

This study found that trichostasis spinulosa was present in some seborrheic keratoses, indicating they may partly originate from hair follicle cells.

This study found that hair membrane fluidity is low in the cuticle but high in the cortex and medulla, with treatments like ionic surfactants and oleic acid increasing fluidity in hydrated hair; however, dehydration significantly reduces fluidity throughout the hair.

This study identified a unique concentric double-layered structure in both Japanese and Caucasian SHINAYAKA hair, associated with improved flexibility and elasticity, and developed a succinic acid treatment to enhance these properties.

This study reports the development of a MEMS silicon-hair device capable of detecting minute forces and moments, replicating the sensory functions of human hair follicles with high sensitivity.

This study found that distinct spiny hair morphologies in rodents arose independently multiple times but did not link the Ecdysoplasin A receptor gene mutation that affects human hair to these variations.

This article discusses a historical case of a rare skin disorder involving alopecia and follicular plugs reported in 1907; it presents no new findings.

Merino wool fibers change shape with moisture, while human hair shape stays the same.

This review examines the structure, performance, modification, and comprehensive utilization progress of rabbit hair fibers but reports no new experimental results.

This study suggests that spiny keratoderma may be an ectopic hair formation on palms and soles, based on keratinization patterns observed using antikeratin antibodies and electron microscopy.

In this study, researchers discovered a honeycomb-like structure in the skin of spiny mice that facilitates tissue shedding and regeneration, attributed to a uniquely arranged collagen VI and influenced by spiny hair development.

Animal hair fibers like wool and mohair are strong when dry, but vicuna fibers are very brittle.

This study demonstrated that the differential wetting characterization (DWC) method can effectively differentiate changes in the wetting properties of hair fibers after chemical or physical treatment.

In this study, the researchers discovered that specific polyamine depletion enhances stemness in hair follicle stem cells through a mechanism independent of mRNA translation.

The Trichodysplasia spinulosa virus protein can cause abnormal hair growth in mice.