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Representative images of β-gal activity in normal and MI rat LV slices after LacZ marker gene transfer. (A and B) High-efficiency cardiac gene transfer is shown in normal rats (A) and MI rats (B) at 4 days after Adeno-LacZ transfer. (C and D) Significant inflammatory responses are evident in MI rats at 5 weeks after rAAV-LacZ transfer. (C) H&E staining. (D) β-gal staining. Magnifications: A, B, and D, ×4.5; C, ×200.
