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This study successfully cloned the KAP6.1 gene from Xinjiang fine-wool sheep and found its genetic sequence has high homology with sheep and goat sequences, indicating close genetic relationships.

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 found that specific variants of the KAP6-1 gene in cashmere-producing goats were associated with changes in fiber diameter and length, suggesting potential as genetic markers for fiber improvement.

This study constructed a hair follicle-specific expression vector for IGFBP-5 in Inner Mongolia Cashmere goat cells, allowing for future functional genetic analyses and potential use in nuclear transfer.

This study observed that gene expression differences in Rex rabbits with varying wool densities suggest the involvement of specific genes and signaling pathways, including Shh and Eph, in hair follicle development.

This study reports that the recombinant expression vector pcDNA3.1-KK demonstrates specific expression in the skin of newborn mice.

This study found that K33A was significantly upregulated in lustrous Magra wool follicles, while other keratin and KAP genes showed downregulation, impacting wool's physical properties like luster.

In this study, experimentally induced weight loss in merino sheep led to a decrease in wool fiber diameter and increased expression of certain high sulfur and glycine-tyrosine proteins, potentially impacting wool quality and industry preferences.

This research observed that sheep and rabbit KAP6 genes, expressed in hair follicle cells, have high sequence similarity and indicate conservation due to evolutionary selection pressures.

This study found that straight crimp mutant wool differs from crimpy wool in the layout of cortical cells and the relative proportions of keratin and keratin-associated proteins.

This review examines the genetic challenges in improving wool and cashmere fibers, emphasizing the need for further research on wool keratins and keratin-associated proteins to enhance fiber characteristics.

This study identified a cluster of genes on chromosome 17 related to hair keratin-associated proteins, including 37 genes forming seven multigene families, localized in the hair shaft's upper cortex.

This study observed that genetic variation in the ovine KRTAP22-1 gene is linked to increased wool yield and decreased fiber curvature in sheep, indicating its potential use in breeding programs.

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 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.

This study found that specific genetic variants of the KAP22-1 gene in Egyptian sheep breeds were significantly associated with wool traits like crimp, staple length, kemp score, and greasy color grade, suggesting their potential use in breeding programs.

This study identified a domain on human chromosome 21q22.1 containing various high glycine-tyrosine and high sulfur keratin-associated protein genes, revealing their diverse expression in hair-forming cells.

This study found that KAP7.1 and KAP8.2 genes were significantly more expressed in secondary hair follicles than primary follicles, suggesting their role in regulating cashmere fiber diameter.

In this study, the presence of certain KAP15-1 gene variants in sheep was associated with differences in wool yield and fiber characteristics.

KAP8.1 protein is crucial for hair structure and interacts with keratin 85.

In this study, researchers successfully cloned the KAP24.1 gene from sheep to analyze its expression in skin and hair follicles, finding that Mountain-type Hetian sheep showed the highest levels of expression and that androgen concentration significantly influenced KAP24.1 protein expression.

This study identified a new ovine KRTAP21-1 gene variant in sheep, with wool yield affected by the variant, suggesting its potential as a genetic marker for improving wool production.

In this study, researchers identified five unique sequences of the ovine KAP13-3 gene, with potential implications for wool traits due to observed amino acid changes.

This study identified polymorphisms in HGT-KRTAP7-1 and KRTAP8-1 genes in Argentine llamas that may impact fiber characteristics by altering amino acid residues critical for keratin-associated protein properties.

This review examines genetic variation in the ovine KRTAP1.1 gene and its potential impact on wool quality, reporting no new findings but suggesting opportunities for developing gene markers for wool and pelt traits.

This study identified a genetic locus associated with coat type in domestic dogs, showing certain variants linked to single-coated breeds and suggesting potential regulatory roles.

This study found that in Merino-Southdown cross sheep, the presence of the C variant of the KRTAP26-1 gene was associated with higher wool quality, including increased wool yield and staple length.

In this study, KRTAP28-1 variants were associated with wool fibre diameter in sheep, suggesting potential as a gene marker for reducing fibre diameter.

In this study, researchers found that the keratin-associated protein 36-1 gene (KRTAP36-1) allele C is linked to variations in mean fibre curvature of fine wool in Chinese Tan lambs, suggesting its role in their distinctive curly coat.