Figure 4
Electron photomicrographs of sections from control (A-C) and treated (D-F) animals stained with cuprolinic blue for the detection of proteoglycans (PG). Specimens were collected 7 (A and D), 21 (B and E), and 35 (C and F) days after experimental injury. (*) Fibroblastic cell; (▸) – positive PG staining; (→) secretory vesicle. Bar, 2 μm.