Exocytosis of cortical alveoli and its initiation time in medaka eggs induced by microinjection of various agents.
It is supposed that schistosomula escape from pulmonary capillaries into alveoli and migrate through pulmonary tissues to the pleural cavity.
We found only a trace of surfactant in the lumen of alveoli.
The alveoli are smaller than those of the parasphenoid.
There are relatively normal alveoli between the cysts.
The protuberances therefore represent the inflated margins of the alveoli dentalis.
Vacuolation of respiratory epithelial cells is common, numbers of putative interstitial and alveolar macrophages are increased and exudate fills alveoli of infected lungs.
On general microscopic examination, the peripheral airways and the alveoli appeared normal in all cases.
