In the avian embryo, vascular smooth muscle cells (VSMC) in the aortic arch (elastic) arteries originate in the neural crest, whereas other VSMC develop from local mesoderm. These two lineages have ...

Brain Function Research Unit, School of Physiology, University of the Witwatersrand, Johannesburg, South Africa L Loram, School of Physiology, University of the Witwatersrand, 7 York Road, Parktown, ...