Staining: Platinum-blue staining
Sample: Paraffin section
Accelerating voltage: 15 kV
Scale bar: 30 μm
Open arrow: Arterial endothelial cells. Small arrows: Internal elastic lamina.
＊: Smooth muscle layer of the tunica media. White arrow: Tunica adventitia.
A higher-magnification image of the arteriole boxed in Fig. 000003a. The three-layer (tunica intima, tunica media, tunica adventitia) structure of the wall of the arteriole is clearly delineated. In particular, endothelial cells are strongly stained and can be observed as the brightest areas.