Effects of chronic in utero hypoxemia on rat neonatal pulmonary arterial structure.


Idiopathic persistent pulmonary hypertension of the newborn infant (PPHN) is characterized by intrauterine structural remodeling of the pulmonary arterial bed, consisting of precocious development of muscle in intraacinar arteries, proliferation of adventitial connective tissue, and sometimes medial hypertrophy of preacinar arteries. To evaluate whether… (More)


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