ArticleAnimals : an open access journal from MDPI2025
Vitamin A Supplementation Induces AMFK Production to Promote Cartilage Proliferation and Antler Growth in Sika Deer.
Article in Animals : an open access journal from MDPI, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.
What it found
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The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.
The trial behind it
Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.
Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.
Who cites it
1 citing paper in PubMed.
- Views on Antlers Then and Now: Past and Present Concepts of Their Development and Histogenesis.Animals : an open access journal from MDPI · 2026Review
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PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
16 authors.
Funding
Abstract
Antlers are unique mammalian organs that grow rapidly through extensive cartilage proliferation. Vitamin A (VA), via retinoic acid, is known to influence skeletal development, yet its contribution to antler growth remains unclear. We investigated whether rumen-protected VA supplementation modulates antler biology in sika deer by integrating gut microbiota profiling, fecal and serum metabolomics, antler cartilage transcriptomics, and in vitro chondrocyte assays. VA was associated with compositional shifts in the gut microbiota and altered metabolic profiles in feces and serum. Notably, the melatonin-derived metabolite AMFK increased in both matrices and showed strong associations with antler weight and cartilage-related gene expression. VA-supplemented deer exhibited higher antler weight, and antler transcriptomes indicated changes in pathways consistent with cartilage extracellular matrix and growth signaling. In chondrocytes, AMFK promoted proliferation and upregulated chondrogenic markers. Together, these findings suggest that VA may promote antler growth through a microbiota-metabolite-gene axis rather than by altering systemic retinol alone.
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Registered trials
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