FGF-2 controls the differentiation
of resident cardiac precursors
into functional cardiomyocytes
J. Clin. Invest. Nathalie Rosenblatt-Velin, et al. 115:1724 doi:10.1172/JCI23418 [
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Figure 2Characterization of the NMC population before differentiation. (
A) Quantification by FACS analysis of neonatal and adult NMCs from
FGF-2+/+ (white bars) and
FGF-2–/– mice (black bars) expressing CD31, Flk-1, CD45, CD34, TER119, Mac-1, Gr-1, CD3, Sca-1, and c-kit after expansion in vitro (
n = 5–12). (
B) RT-PCR analysis of cardiac-specific gene expression as well as Sca-1, c-kit, and islet-1 in NMCs after expansion and before differentiation (BD), in neonatal cardiomyocytes (Neo CM) and in the adult heart (Ad heart) from either
FGF-2+/+ or
FGF-2–/– mice. C-actin, cardiac actin. (
C) RT-PCR analysis of Snail and cadherin expression in expanded NMCs (BD), as well as in the neonatal (Neo heart) and adult hearts (Ad heart) from
FGF-2+/+ or
FGF-2–/– mice.