Kreutzberg G W, Barron K D, Schubert P
Brain Res. 1978 Dec 15;158(2):247-57. doi: 10.1016/0006-8993(78)90672-8.
By means of a cytochemical procedure 5'-nucleotidase activity is demonstrated electron microscopically. The enzyme is present in plasma membranes of astrocytes, oligodendroglial cells and microglial cells, but not in neuronal plasma membranes.