Review Article

The Modern Primitives: Applying New Technological Approaches to Explore the Biology of the Earliest Red Blood Cells

Table 2

Changes in surface marker expression throughout the mouse primitive erythroid lifespan.

Surface proteinEarly EryP-CFC
(E7.5)
EryP-CFC
(E8.5)
Early circulating EryP (E9.0-11.5)Late circulating EryP
(E11.5>)
Fetal liver EryPPrimitive retics.

Flk1++ND
CD144/VE-cadherin++ND
Tie2+++++++NDND
Endoglin+++++++
CD31/PECAM++++++++ND
CD41++++++++
c-Kit+++++++
CD71NDND+++++++++++
Ter-119+++++++++++++
CD9NDND++++++++++++
CD24NDND++++++++NDND
CD55NDND++++++++NDND
CD147/BasiginNDND++++++++ND++++
a4 integrin+++++++++++++
a5 integrin+++++++++++++
b1 integrin+++++++++++++
CD44+++++++++++++
CXCR7NDND+++NDND

Indicate relative levels of surface expression. References included in main body of text.