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Article
Lindi Steyn, Auteur ; John N. Maina, AuteurThe main cellular line of defence of the lung consists of the free (surface) macrophages (FMs). The cells engulf foreign agents (biological and particulate) and destroy or sequester them. The goal of this study was to determine whether the numbe[...]
Article
John N. Maina, AuteurThe avian respiratory apparatus is separated into a gas exchanger (the lung) and ventilators (the air sacs). Synchronized bellows-like movements of the cranial and caudal air sacs ventilate the lung continuously and unidirectionally in a caudocr[...]
