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![Microvascular dysfunction following cardioplegic arrest and cardiopulmonary bypass](https://image.oaes.cc/4aa89cb4-b199-42ec-9bee-eb2dd12fafc4/4123.fig.1.jpg)
Figure 1. Schematic of general alterations in microvascular reactivity after cardioplegia (CP) and cardiopulmonary bypass (CPB). 5-HT: Serotonin; NO: nitric oxide; PGI2: prostaglandin I2; EDHF: endothelium-derived hyperpolarizing factor. Side arrows indicate overall direction of specific changes.