Figure 7
From: T-cell lymphoma in the nasal cavity of a Brown Swiss heifer
Electron microscopic findings. Ultrastructurally, neoplastic lymphoid cells are characterised by round or cleaved (top left) nuclei, with stippled often marginated chromatin and one nucleolus. Within the cytoplasm, single, moderately electron-dense spherical to ellipsoid granules are present (arrows). Lead citrate, uranylacetate.