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This study developed O/W hair mask emulsions with collagen hydrolysate, keratin, and natural oils, reporting that they are stable, physiologically acceptable for skin, creamy, non-greasy, and hydrophilic, with properties suitable for cosmetic applications in hair care.

This study utilized advanced imaging techniques to quantify hair damage and dye uptake dynamics, revealing that compound penetration in hair is influenced by molecule size and lipophilicity.

This animal study found that YH0618 may alleviate doxorubicin-induced alopecia and affects proteins like keratin and Smad3, suggesting potential therapeutic targets. The researchers analyzed protein expression changes to understand YH0618's effects in treating chemotherapy-related hair loss.

This review explores theories on the evolution of hair from synapsid scales and glands, proposing mechanisms supported by comparative studies, but reports no new experimental findings.

This paper critically reviews recent advances in the use of keratin-based biomaterials, highlighting their potential applications in wound healing, drug delivery, and tissue regeneration due to their biocompatibility, biodegradability, and ability to support cell growth.

This study found that hair proteome profiling and genetically variant peptide identification in hairs remained effective after an explosive blast, indicating potential for forensic human identification despite damage.

This study analyzes the fine structure and protein distribution in monotreme hairs, finding similarities with other mammals and detailing unique immunocytochemical features in their inner root sheaths.

This study characterized the intron-exon organization of human keratin 15 and keratin 19 genes to aid future mutation detection analyses related to potential genetic disorders of keratinization.

In this study, a liposomal-encapsulated Sesbania grandiflora formulation significantly improved hair and scalp health in adults with hair loss over 180 days, showing enhanced hair density, thickness, growth rate, and tensile strength compared to placebo, with no related adverse events reported.

This study found that the differential expression of α- and β-keratin genes in feathers may explain their morphological and structural diversity, highlighting the chicken as a model for studying keratin-related diseases.

This review highlighted recent advances in nanocarrier-based topical delivery systems for skincare, emphasizing their potential to enhance ingredient stability, penetration, and targeted release while addressing specific pathophysiological skin concerns.

In this study, researchers successfully scaled a plant-based shampoo formulation for dry and damaged hair from laboratory to industrial production, maintaining its physicochemical properties and microbiological safety throughout, highlighting the formulation's scalability and the importance of quality control in cosmetic manufacturing.

This study found that the PLEE method increased hair protein extraction efficiency threefold and that bleaching hair reduced the coverage of keratin and associated proteins, leading to poorer hair quality, though it did not affect the overall protein identification.

This study discovered nine human type I hair keratin genes, including a transcribed pseudogene, in a 190 kbp genomic region, revealing three gene subclusters based on sequence homologies.

This review study focused on various in vitro methods to evaluate skin permeation and retention of sunscreens, highlighting the importance of assessing sunscreen penetration due to widespread nanomaterial usage and advancements in cosmetic formulation.

This source reviews a range of sebaceous gland disorders, exploring their clinical characteristics, risk factors, and common treatments, including conditions such as sebaceous gland hyperplasia and acne vulgaris, and highlighting various therapeutic approaches.

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 study found that previously undescribed WNT10A mutations are a prominent cause of various forms of ectodermal dysplasia, including OODD and Schöpf-Schulz-Passarge syndrome, with gender-specific phenotypic effects noted.

This study explored a keratin, sodium alginate, and carboxymethyl chitosan hydrogel modified with tannic acid and found it to have promising wound-healing qualities, including similar elasticity to human skin, antimicrobial and antioxidant properties, and effective water retention. These attributes suggest potential applications in biomedical engineering.

This review discusses the role of keratins in epithelial cell stress protection and cancer, highlighting their potential as multifunctional regulators and diagnostic markers, without presenting new research findings.

This study found that the stability of the coiled-coil structure in human hair keratin is maintained by ion-pairing and hydrophobic interactions, which are disrupted as pH approaches 7.0.

This chapter reviews keratins in skin epithelia, including their roles in cellular function and disease, and reports no new experimental results.

In this study, variation in the KRTAP15-1 gene in goats was linked to changes in cashmere fibre diameter, with specific variants showing dominant or recessive effects.

This study reported that a Megsin-Cre transgene enables genetic manipulation primarily in skin, forestomach, and esophagus tissues, offering a new tool for studying development and diseases in these areas.

This review examines the potential of K18 as a diagnostic and prognostic marker in epithelial-derived tumors, highlighting its specific expression in tumor tissues and interaction with proteins involved in tumor progression, without reporting new clinical findings.

This review discusses nanoparticle-based topical delivery systems for treating skin diseases and presents no new clinical findings; it emphasizes natural polymer-based nanoparticles and future applications like targeted drug delivery.

This review discusses natural remedies and nanoparticle formulations for alopecia management and reports no new clinical results, emphasizing potential benefits of herbal treatments over synthetic therapies.

This study found that injecting keratin into the skin of mice promoted hair growth, potentially through keratin's interaction with hair-forming cells and changes in the microenvironment.

This study used proteomics to identify various proteins in human hair, which may help develop novel biomarkers for hair health, disease, and aging.

This study found that in psoriasis patients, the K17 protein probably functions as an autoantigen, with the HLA-Cw*06:02 risk genotype strongly linked to the T cell response size.