1 citations
,
September 2023 in “Animals” This study found that genetic variants in the goat KRTAP22-2 gene are associated with the mean fiber diameter of cashmere in Longdong Cashmere goats, suggesting these variants could serve as molecular markers for improving cashmere traits.
1 citations
,
February 2023 in “International Journal of Molecular Sciences” This study found that exogenous melatonin improved cashmere fiber quality and yield in goats by enhancing antioxidant capacity and reducing pro-aging cytokine expression in secondary hair follicles.
July 2026 in “Veterinary Sciences” This study explored the decline in cashmere production in Inner Mongolian cashmere goats through RNA-seq analysis, finding that AKT1 expression and related signaling pathways are age-dependent, with peak AKT1 upregulation at 12 months aligning with peak cashmere production.
This review summarizes how single-cell omics technologies have advanced understanding of cellular regulatory programs in sheep and goats, but highlights limitations in genomic annotation and integration with population genetics for molecular breeding.
March 2026 in “Biomolecules” This review highlights the critical role of microRNAs in regulating hair follicle biology, significantly impacting wool and cashmere development by modulating gene expression and signaling pathways in sheep and goats.
In this study, researchers identified specific gene polymorphisms in Subo Merino sheep that significantly affect wool traits, suggesting these genetic markers could aid in breeding high-quality fine-wool sheep.
September 2025 in “Animals” This study analyzed circular RNA expression in the developing skin of foetal Gansu Alpine fine-wool sheep, identifying key circRNAs potentially involved in secondary follicle development through regulatory networks, providing insights for wool trait improvement.
August 2025 in “Biomolecules” This review explores the role of FGF signaling in hair follicle development and highlights its potential as a new therapeutic target for hair loss, which could surpass existing treatments in terms of efficacy and safety.
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.
March 2025 in “International Journal of Molecular Sciences” This review explores melatonin's role in hair follicle cycles and its molecular mechanisms that enhance antioxidant capacity and modulate gene expression, offering potential strategies to improve cashmere production and treating human alopecia, according to the authors.
March 2025 in “International Journal of Molecular Sciences” This study analyzed proteomic changes in Jiangnan cashmere goats' secondary hair follicles and found that the PLIN2 gene significantly impacts hair follicle growth cycles by affecting dermal papilla cell proliferation, offering insights into breeding strategies to enhance cashmere yield.
February 2024 in “Animals” This study found that supplementing pregnant Hanshan white cashmere goats' diets with selenium yeast led to higher birth weights, improved cashmere quality and yield, and enhanced hair follicle development in their offspring, possibly through increased antioxidant capacity.
January 2024 in “Animals” This study suggests that the transcription factors SP1 and KROX20 regulate CUX1 gene's effect on the proliferation of ovine dermal papilla cells in vitro.
This study investigated the expression of KRTAP6 gene family in Gansu Alpine fine-wool sheep, finding significant expression during the anagen phase and a negative correlation between KRTAP6-1 and KRTAP6-5 expressions with wool fiber diameter and strength.
December 2023 in “Animals” In this study, researchers analyzed miRNA and gene expression in the hair follicles of FMD during different hair cycle stages, identifying differential expression patterns and key pathways involved in hair follicle development and growth.
November 2023 in “Animals” This study found that cashmere goats with greater fasted live-weight gain during the non-growing period had increased cashmere yield and staple length, likely due to higher secondary hair follicle activity.
September 2023 in “Animals” In this study, researchers conducted whole-genome resequencing of eight sheep breeds to identify additional genes associated with wool fineness, revealing 269 genes in fine wool and 319 in coarse wool breeds that are linked to significant traits and pathways.
This study explored the molecular communication between hair matrix cells and dermal papilla cells in cashmere goats, revealing key ligand-receptor pairs and signaling pathways that facilitate intercellular crosstalk and potentially influence hair growth mechanisms.
In this study, researchers found that FGF9 plays a significant role in sheep wool growth by accelerating the proliferation and cell cycle of dermal papilla cells, potentially through regulation of the Wnt/β-catenin signaling pathway.
13 citations
,
November 2015 in “Gene” In this study, TGFβR I was more highly expressed in alpaca ear skin than in back skin, suggesting it may inhibit coat hair growth, with let-7b downregulating TGFβR I protein through transcriptional repression.
6 citations
,
March 2014 in “Livestock science” This study successfully constructed a skin cDNA library from the Liaoning cashmere goat during follicle anagen and identified two genes with significant expression in heart, skin, and hair follicles.
9 citations
,
June 2024 in “Genes” This study examined the Spanish Merino breed's wool quality, identifying 74 genetic variants linked to key wool traits like fiber diameter and staple length, which could help restore the breed's potential for producing high-quality wool.
29 citations
,
October 2017 in “Journal of proteomics” This study found that specific proteins associated with fiber structure, hair growth, and fatty acid synthesis, including the DSC2 gene, may influence wool and hair characteristics in sheep and goats.
170 citations
,
January 2010 in “animal” This review discusses the biology of hair follicles across various species and their role in fiber quality, but reports no new experimental findings.
7 citations
,
June 2022 in “Frontiers in Veterinary Science” In this study, researchers identified ten key genes involved in the periodic development of hair follicles in cashmere goats, highlighting the importance of the Wnt signaling pathway and cell cycle in this process.
1 citations
,
January 2016 in “Acta histochemica” This study found that Gnαs and Gnα11 proteins were significantly more expressed in the skin of black sheep compared to white sheep, suggesting their role in coat color regulation.
1 citations
,
January 2008 in “Aesthetic dermatology” This study found that DNA methylation may regulate the differential expression of the BMP7 gene in Hu sheep lamb skin of different patterns, and it influences the proliferation and cell cycle of dermal papilla cells, with demethylation treatment increasing BMP7 expression and cell proliferation.
112 citations
,
September 2021 in “BMC Biology” This study found that specific gene expressions during different stages of hair follicle development in Merino sheep are linked to wool-related traits, and may also be relevant to human skin, metabolic, and immune traits.
98 citations
,
November 1999 in “Dermatology Online Journal” This review discusses the effects of IGF-1 on hair follicle cell proliferation and differentiation, highlighting its roles in paracrine signaling, apoptosis prevention, and hair growth, but reports no new clinical results.