while self-renewal is now beginning to be understood at a molecular level, what remains unclear is how its individual elements (i. e. , proliferation and inhibition of differentiation) are regulated.
人们刚刚开始在分子水平了解自我更新,我们依旧未知的是它的单独的原理(比如分化的增殖和抑制)是如何调控的。