Apelin is a multifunctional peptide that stimulates angiogenesis in a VEGF-A-dependent manner. A study now shows that apelin produced by intestinal endothelium drives VEGF-A-independent angiogenesis in intestinal crypts and is needed for the homeostasis of crypt-resident stem or progenitor cells.
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G.Y.K. acknowledges research support from the Korean Ministry of Science and ICT (IBS-R025-D1-2015).
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Koh, G.Y. Apelin drives maintenance and expansion of the vascular niche in intestinal crypts. Nat Cardiovasc Res 1, 410–412 (2022). https://doi.org/10.1038/s44161-022-00071-3
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DOI: https://doi.org/10.1038/s44161-022-00071-3