Figure 1From: Lack of association between Chlamydia Pneumoniae serology and endothelial dysfunction of coronary arteriesDecreased vessel diameter (62% of baseline value) during acetylcholine (36 μg/min) i. c. Continuous recording of flow velocity in this Chlamydia pneumoniae positive patient after i. c. ACh infusion (ACh D1: 7.2 μg/min, ACh D2: 36 μg/min).Back to article page