Article
Coronary arterial development is regulated by a Dll4-Jag1-EphrinB2 signaling cascade.
eLife - 4 Dec 2019
Travisano Stanislao Igor, Oliveira Vera Lucia, Prados Belén, Grego-Bessa Joaquim, Piñeiro-Sabarís Rebeca, Bou Vanesa, Gómez Manuel J, Sánchez-Cabo Fátima, MacGrogan Donal, de la Pompa José Luis
Abstract excerpt
Coronaries are essential for myocardial growth and heart function. Notch is crucial for mouse embryonic angiogenesis, but its role in coronary development remains uncertain. We show Jag1, Dll4 and activated Notch1 receptor expression in sinus venosus (SV) endocardium. Endocardial Jag1 removal blocks SV capillary sprouting, while Dll4 inactivation stimulates excessive capillary growth, suggesting that ligand...
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