Vessel development Flashcards
1
Q
what embryonic layer gives rise to the endothelial cells and the blood cells
A
the mesoderm
2
Q
What are blood cells derived from?
A
Endothelial cells
Haemangioblasts
3
Q
What are mural cells (SMCs/Pericytes) derived from?
A
Neural crest or mesoderm
4
Q
What activates VEGF expression
A
Hypoxia inducible factor 1 alpha (HIF1a)
5
Q
How does HIF1a work
A
HIF1a gets uniquinated and degraded - von hippel lindau protein targets it for ubiquination - a proxyl hydroxylase binds