title: Air-blood barrier in the respiratory intestine of the pond-loach, Misgurmus fossilis L. An ultrastructural study.
mesh_terms: D000818:Animals; D002196:Capillaries / Q000166:cytology; D002923:Cilia; D004727:Endothelium / Q000166:cytology; D004847:Epithelial Cells; D005399:Fishes / Q000033:anatomy & histology*; D007422:Intestines / Q000098:blood supply / Q000166:cytology*; D008854:Microscopy, Electron; D012119:Respiration