title: ELECTRON MICROSCOPY OF HOST CELLS INFECTED WITH TOBACCO ETCH VIRUS. II. FINE STRUCTURES OF LEAF CELLS BEFORE AND AFTER THE APPEARANCE OF EXTERNAL SYSTEMS.
mesh_terms: D004583:Electrons; D008853:Microscopy; D008854:Microscopy, Electron; D010942:Plant Viruses; D017800:Potyvirus; D012106:Research; D014026:Nicotiana
keywords: EXPERIMENTAL LAB STUDY; MICROSCOPY, ELECTRON; PLANT VIRUSES