![]() ![]() H & E stain Muscle fiber necrosis & regeneration Increased endomysial connective tissue Varied muscle fiber size |
![]() H & E stain |
![]() GT stain |
Increased endomysial connective tissue Varied muscle fiber size |
![]() ATPase pH 4.3 stain |
![]() Alkaline phosphatase stain |
Many immature muscle fibers Intermediate staining on ATPase pH 4.3 Positive staining on alkaline phosphatase |
![]() Acid phosphatase stain Necrotic muscle fibers Pale staining Contain Acid phosphatase positive phagocytic cells (macrophages) |
![]() γ-Sarcoglycan stain Reduced γ-sarcoglycan staining |
![]() γ-Sarcoglycan stain Control muscle: Normal γ-sarcoglycan staining |