Methods The platelet aggregartion rate with the induction of epinephrine, collagen and adenosine diphosphate (ADP) was assayed by turbidimetry 6 hours after NO inhalation in 11 neonates with persistent pulmonary hypertension (NO inhalation group).

• 方法采用比浊法测定PPHN患儿吸入NO 6h后血小板在肾上腺素、胶原和二磷酸腺苷(ADP)诱导下的聚集率。