Serotonin decreases alveolar epithelial fluid transport via a direct inhibition of the epithelial sodium channel.

Goolaerts A, Roux J, Ganter MT, Shlyonsky V, Chraibi A, Stéphane R, Mies F, Matthay MA, Naeije R, Sariban-Sohraby S, Howard M, Pittet JF