Raptor/mTORC1 pathway promotes the late stages of osteoblast differentiation. ChenJianquan LongFanxin 2015 <p>qPCR analyses of late osteoblast markers in wildtype (Ad-GFP) versus <i>Raptor</i>-deficient (Ad-Cre) calvarial cells after 7 days (D7) of osteogenic differentiation. *: P<0.05, n = 3.</p>