Fig. 2From: RETRACTED ARTICLE: Restored microRNA-133a-3p or Depleted PSAT1 Restrains Endothelial Cell Damage-Induced Intracranial Aneurysm Via Suppressing the GSK3β/β-Catenin PathwayPathological changes of aneurysm and the expression of MMP-9 and VEGF in IA. a Normal intracranial arterioles tissue sections in the control group under HE staining (× 10). b IA tissue sections dyed with HE (× 10). c Ultrastructure of normal intracranial arterioles tissues in the control group under an electron microscope (× 10,000). d Ultrastructure of IA tissues under an electron microscope (× 10,000). e Expression of MMP-9 in the control group and the IA group by immunohistochemical staining (× 200). f Expression of VEGF in the control group and the IA group by immunohistochemical staining (× 200)Back to article page