Figure 2From: The angiogenic response is dependent on ultrasound contrast agent concentrationAcute histology (H&E—left, CD31—right) demonstrating the lack of tissue level effects associated with US-UCA exposure for various [UCA] at 40× magnification. Top to bottom: medial-site control, saline (0x [UCA]), 1× [UCA], 5× [UCA], 10× [UCA]. Bar = 50 μm. Arrows show capillary engorgement.Back to article page