主齿锥;
Most of the teeth harvested from the Shh antibody group were small and abnormal. A single irregularly shaped cusp was visible, and a partial crown formed. The main cusp height in this group was significantly lower than that in the Shh-N group.
Shh抗体阻断组形成的牙宽度较小,牙冠形态不规则,只有一个明显的牙尖且牙尖高度较Shh-N体外诱导组和对照组明显变低。
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