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一氧化氮（NO）为内源性舒张国于（E－DRF）的主要活性成分，它参与多种生理功能及病理生理过程［’，’j，为了解NO与肺动脉高压的关系，我们对吸人性损伤犬进行外周血NO含量及肺动脉压的测定。1材料与方法1·1动物准备选用健康杂种犬9条，雌雄不拘，体重14·58士3．42kg，缓
Nitric oxide (NO) is the major active component of endogenous diastolic blood (E-DRF), which participates in a variety of physiological functions and pathophysiological processes [’,’ j, in order to understand the relationship between NO and pulmonary hypertension, we Inhalation injury dogs were measured for peripheral blood NO levels and pulmonary arterial pressure. 1 Materials and methods 1.1 Preparation of animal hybrid dogs 9, male and female, weighing 14.58 persons 3.42kg, slow