February 2019 in “bioRxiv (Cold Spring Harbor Laboratory)” In this study, the researchers found that KAP3.1, KRTAP 8-1, and KRTAP 24-1 genes positively correlated with the growth cycle of cashmere in Inner Mongolia goats, aligning with the observed hair cycle phases.
January 2017 in “OPAL (Open@LaTrobe) (La Trobe University)” This study found that oral collagen peptides increased the expression of genes related to epidermal and hair cycle development in hairless mouse skin.
This study found that oral collagen peptides increased expression of genes associated with epidermis development and the hair cycle in hairless mice, providing insights into their potential skin benefits.
September 2009 in “Encyclopedia of Life Sciences” This paper discusses the role of the KRTAP gene family in the evolution of mammalian hair and its potential link to hair-related disorders, but reports no new research findings.
January 2010 in “BMC Genomics” This study found that KAP and KRTAP genes positively correlate with the cashmere growth cycle, and their regulation aligns with the growth phases of cashmere in secondary hair follicles.
29 citations
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September 2017 in “Genes” 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.
September 2025 in “Animals” This study identified novel genetic variations in the KRTAP22-2 gene among eight sheep breeds but found no association between these genotypes and wool fibre traits, indicating possible species-specific differences compared to goats.
January 2024 in “Journal of Hard Tissue Biology” In this study, researchers found that a high-fat diet in mice induced downregulation of certain Krtap genes in the tongue, which may be linked to structural issues or oral cancer risk, highlighting a potential connection between oral health and systemic diseases like metabolic syndrome.
51 citations
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September 2012 in “Gene” In this study, researchers identified a putative ovine KAP24-1 gene in sheep, revealing four unique DNA sequences with some similarity to KRTAP24-1 sequences from other species.
July 2025 in “International Journal of Molecular Sciences” This genetic study identified four new keratin-associated protein genes in sheep, revealing significant sequence variation and suggesting complex evolutionary dynamics, with unique variants in some sheep breeds linking them to Romanov sheep ancestry.
9 citations
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September 2013 in “Journal of Applied Animal Research” This study identified eight alleles of the caprine KAP13-3 gene in cashmere goats, which could influence gene expression and cashmere fiber characteristics.
Among Super Merino and Small-Tailed Han sheep, this study identified differentially expressed long non-coding RNAs and mRNAs linked to hair follicle growth and fiber traits, suggesting their potential roles in regulating these important wool characteristics through RNA sequencing and gene enrichment analyses.
92 citations
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January 2012 in “International Journal of Biological Sciences” This article proposes an updated naming system for keratin-associated proteins and genes, aiming to improve data storage and retrieval by including species information and genetic variation.
26 citations
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January 2011 in “Open Journal of Genetics” 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 review discusses the cornification process of epidermal keratinocytes in forming the skin barrier and reports no new results; it emphasizes the importance for diagnosis and treatment of skin disorders.
127 citations
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March 2016 in “PLoS ONE” This study found that transcriptome profiling of cashmere goat skin revealed key genes and pathways involved in hair follicle initiation, differentiation, and maturation, which are critical for improving fleece production.
71 citations
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August 2005 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” This study revealed that human keratin-associated protein genes are expressed in specific patterns in hair fiber regions and vary in size, with some variations distinct across different populations.
27 citations
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July 2013 in “Journal of Dermatological Science” The conclusion is that androgenetic alopecia and senescent alopecia have unique gene changes, suggesting different causes and potential treatments for these hair loss types.
22 citations
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April 2020 in “Scientific reports” This study explored gene expression in Changthangi goats and found that higher expression of keratin-related genes and specific signaling pathways may play a role in the development of Pashmina fiber.
19 citations
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April 2015 in “International Journal of Molecular Sciences” This study identified distinct gene expression patterns in wool follicle bulbs that may play important roles in wool follicle cycling and regeneration in sheep.
17 citations
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October 2017 in “Scientific reports” This study found that Super Merino sheep have a higher wool follicle density, finer fleece, and distinct gene expression compared to Small Tail Han sheep, which may inform future breeding and genetic interventions.
11 citations
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January 2018 in “Royal Society Open Science” This study investigated the formation of Type III brush hair in Chinese Haimen goats and identified genetic factors that may involve heat stress in the process.
9 citations
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January 2017 in “Annals of Dermatology” In this study of a TRPS type I patient, many genes related to keratin and hair development were down-regulated in balding scalp areas, providing new insights into TRPS and hair morphogenesis.
6 citations
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September 2019 in “Archives of Dermatological Research” In this study, researchers identified 32 differentially expressed genes involved in androgenetic alopecia, with down-regulated genes associated with Wnt and TGF-beta signaling and up-regulated genes linked to oxidative stress pathways.
4 citations
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December 2020 in “Mammalian genome” This study found that pelage abnormalities in Harlequin mutant mice are linked to severe AIF deficiency and associated with altered expression of genes related to hair structure.
2 citations
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April 2018 in “Journal of Investigative Dermatology” This study suggests that frontal fibrosing alopecia is a highly inflammatory disease involving TH1 and JAK-STAT pathways, without reduced hair keratins, highlighting JAK-STAT signaling as a potential therapeutic target.
August 2025 in “Animal Bioscience” In this study, researchers examined the methylation patterns in the skin tissues of Alpine Merino sheep with varying wool fiber diameters, finding that specific methylated RNAs linked to the Wnt, Notch, and TGF-ẞ signaling pathways may influence fiber diameter and potentially improve wool quality.
August 2024 in “Journal of Animal Science and Technology” This study identified specific keratin-associated protein genes that are highly expressed in different varieties and sexes of Angora goats, providing insights for improving mohair development through targeted breeding strategies.
This article reviews various topics including medically important plants in dermatology, supporting medicinal herbs for primary dysmenorrhea, and several drug delivery systems, without providing new clinical findings.
April 2018 in “Journal of Investigative Dermatology” This study found that kaempferol increased the proliferation potential of basal epidermal cells in three-dimensional skin models by enhancing integrin expression and altering cell morphology.