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This review synthesizes current knowledge on choriogenesis, the final stage of oogenesis in insects, by exploring the role of follicle cells, regulatory mechanisms of gene expression, and the biochemical makeup of the eggshell, while also highlighting structural diversity and adaptations across insect species.

This study reports that KRTAP-like proteins, which resemble keratin-associated proteins found in mammals, are also present in the cornified teeth of various lamprey species, suggesting these proteins may serve similar functions in skin appendages across different vertebrates despite independent evolutionary origins.

This study found that down and guard hairs of Inner Mongolia Cashmere Goats have distinct protein compositions and physical properties, with keratin-related proteins potentially influencing these differences.

This study found that sFRP4 inhibits but does not block hair follicle regeneration in mice, suggesting a potential role in treating hair follicle regeneration disorders.

This study found that injecting sFRP4 into mouse skin partially inhibited hair follicle regeneration, suggesting a potential therapy for hair follicle regeneration disorders.

Keratin filaments are crucial for cell structure and protection, with ongoing discoveries about their genes and functions.

This study found that genes encoding mouse high-glycine/tyrosine proteins show distinct spatial and temporal expression patterns in hair follicles, suggesting diverse protein distribution during hair growth cycles.

This review discusses the roles of the Agouti and Agouti-related proteins in pigmentation and energy regulation and reports no new experimental findings.

This study found that the acyl-CoA binding protein is essential for the production of very long chain free fatty acids in the stratum corneum and maintaining normal epidermal barrier function in mice.

Calretinin identifies the companion cell layer in human hair follicles.

This study found that MAP-2 is intensely expressed in the companion layer of the hair follicle, suggesting its potential importance to follicle integrity and possible involvement in some types of alopecia.

This review discusses the role of keratin-associated proteins in the growth and characteristics of wool and hair fibres from sheep and goats, and highlights areas for future research, but it presents no new findings.

This study identified two single-nucleotide polymorphisms and three haplotypes in the KRTAP7-1 gene across yak, taurine, and zebu cattle, with the BOVIN-KRTAP7-1*A haplotype most prevalent.

In this study, CTCF was found to play essential roles in epidermal differentiation and skin barrier formation, simultaneously acting as a suppressor of epithelial inflammatory responses in mouse skin.

In this study, a nanofiber system made from α-lactalbumin and soy protein isolate via a waterborne electrospinning process significantly improved wound healing in a rat model of third-degree burns, enhancing outcomes such as re-epithelialization, collagen deposition, and angiogenesis compared to controls.

This study's simulations suggest that replenishing free 18‐MEA could restore damaged hair surface properties, highlighting the importance of optimal fatty acid spacing for maintaining hair integrity.

This study identified core genes and pathways involved in androgenetic alopecia, finding that genes related to hair follicle development are down-regulated, while those linked to immune responses are up-regulated, highlighting potential therapeutic targets.

This study identifies Armadillo Repeat Only proteins as crucial regulators of plant CNGC channels, influencing various plant functions and showcasing a unique plant-specific role in Ca2+ signaling.

This research discusses the time-of-day-dependent role of protein-complex assembly in the differentiation of human epidermal stem cells and highlights the context-dependent functioning of human protein complexes.

This study found that Hataedock may alleviate atopic dermatitis symptoms in mice by maintaining skin homeostasis and improving skin barrier formation through the endocannabinoid system.

This review highlights LTBP1 as a critical integrator in disease processes, showing its dual role in cancer progression and suppression, its pathological influence in fibrosis, and its contribution to various disorders, suggesting its potential as a biomarker and therapeutic target.

This study found that bis-benzylisoquinoline and Amaryllidaceae alkaloids, especially aromoline, show potential as antiviral agents, suggesting they could serve as foundations for developing new treatments against coronaviruses by enhancing the understanding of their structure-activity relationships.

This study observed that using an environmentally friendly bovine milk permeate effectively and cleanly removes wool from sheepskins without harming the skin, and results in smoother leather compared to traditional chemical methods.

This study investigated how different 3D bioprinted scaffold structures affect immune responses and hair growth in mice, finding that moderate immune response induced by certain structures stimulates hair growth, while excessive immune response can hinder hair follicle development.

This study characterizes a type II keratin intermediate filament gene family involved in early sheep follicle differentiation, detailing gene expression patterns and sequences in hair cortical cells.

This study reports on the biochemical characteristics of S100A3 protein in human hair cuticle, notably finding its N-terminal methionine is acetylated and has a slightly lower isoelectric point compared to the recombinant version.

This study found that desmosomal cadherin desmoglein 3 loses its rigidity upon Ca2+ removal, regardless of desmosome functional state, suggesting a central role for signaling in hyper-adhesion.

This study describes GPRC5D's unique expression pattern in tissues that produce hard keratin, with retinoic acid inducing its expression in hair bulb cells and affecting keratin gene regulation.

This study observed that patients with type 2 diabetes and sensorineural hearing loss exhibited significantly higher levels of peripheral myelin protein 22, particularly in those with microangiopathies, suggesting demyelinating processes in the auditory system.

This study found that photoexposure significantly increased the gene expression of altered elastin, MMP12, and LOX, as well as the protein expression of tropoelastin and fibrillin-1, in skin models.