in subendothelial intima , the fractional content of meta-vinculin and 150-kda caldesmon was significantly lower ( 6.9 +/- 1.5 % and 32.7 +/- 7.0 % , respectively ) than in muscular-elastic intima and media , whereas the isoactin pattern was identical to that in adjacent layers , demonstrating the smooth muscle origin of subendothelial intima cells .
C0026845
muscular
C1135918
smooth muscle