CRABP1 Enhances Proliferation of Dermal Papilla Cells in Hu Sheep via Wnt/β-Catenin Pathway

September 2024 in “ Genes ”

Zahid Hussain, Tingyan Hu, Yongchao Gou, Mingliang He, Xiaoyang Lv, Shanhe Wang, Wei Wang

CRABP1 dermal papilla cells Wnt/β-catenin pathway CTNNB1 LEF1 TCF4 hair follicle development hair follicle morphogenesis DPCs Wnt pathway

Studysummary This study found that overexpressing CRABP1 in dermal papilla cells promotes their proliferation and influences key genes in the Wnt/β-catenin signaling pathway, which may offer insights into mechanisms controlling hair follicle development. Our plain-language summary of this paper — not a Tressless recommendation.

The study concludes that CRABP1 enhances the proliferation of dermal papilla cells (DPCs) in Hu sheep through the Wnt/β-catenin signaling pathway, which is crucial for hair follicle development. Overexpression of CRABP1 increased mRNA levels of proliferation markers and cell activity, while CRABP1 knockdown decreased these markers and cell proliferation. CRABP1 was found to regulate the nuclear translocation of β-catenin, suggesting its significant role in promoting DPC proliferation and hair growth by interacting with this pathway. These findings provide insights into molecular mechanisms that could improve wool production in Hu sheep.

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