Endothelium in the pharyngeal arches 3, 4 and 6 is derived from the second heart field.

Wang X, Chen D, Chen K, Jubran A, Ramirez A, Astrof S. Endothelium in the pharyngeal arches 3, 4 and 6 is derived from the second heart field. Dev Biol. 2017 Jan 15; 421(2):108-117.

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