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Figure 1: (a) Histological section of 15-day-old excision wound of the control group of animals showing few a macrophages with signifi cant collagen deposition (H&E stain). (b) Histological section of 15-day-old excision wound of metoprolol group of animals showing moderate collagen deposition with macrophages (H&E stain). (c) Histological section of 15-day-old excision wound of propranolol group of animals showing more aggregation of macrophages with few collagen fi bers (H&E stain)

Figure 1: (a) Histological section of 15-day-old excision wound of the control group of animals showing few a macrophages with signifi cant collagen deposition (H&E stain). (b) Histological section of 15-day-old
excision wound of metoprolol group of animals showing moderate collagen deposition with macrophages (H&E stain). (c) Histological section of 15-day-old excision wound of propranolol group of animals
showing more aggregation of macrophages with few collagen fi bers (H&E stain)