title: Organization of the myelinated nerve fibres in the iris of the White Leghorn hen.
mesh_terms: D000818:Animals; D002645:Chickens / Q000033:anatomy & histology*; D007498:Iris / Q000294:innervation*; D008854:Microscopy, Electron; D009413:Nerve Fibers, Myelinated / Q000648:ultrastructure*; D013194:Staining and Labeling; D014357:Trypsin
chemical_list: D014357:Trypsin