=== Slide 15, Choroid plexus (Masson) ===
[[File:HistologicChapter6BrainSagittalSectionLabeled.gif|thumb|200px|Brain Sagittal Section Labeled]]
On this trichrome stained section of choroid plexus note the multiple fronds of tissue. Each is covered with ependymal cells and has a connective tissue infrastructure.