Is "black geode" sign a characteristic MRI finding for extracranial schwannomas?
The black geode sign may be fairly specific to extracranial schwannomas on gadolinium-enhanced MR images.
Gli1 silencing alone has no effect on EMT initiation; however, it exerts a protumor role in the aggressive invasion of PC cells by promoting TGFβ1- and EGF-induced EMT.