Eponym: the stain in the brain: Golgi, Cajal, Nissl, and Weigert.
D001921:Brain / Q000033:anatomy & histology; D004850:Eponyms; D005858:Germany; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D007558:Italy; D009462:Neurology / Q000266:history*; D013030:Spain; D013194:Staining and Labeling / Q000266:history*