Microscopy, Electron, Transmission article 64 transmission electron microscopy 64 ultrastructure 48 nonhuman 38 controlled study 26 Animals 24 Microscopy, Electron, Scanning 22 priority journal 20 Pollen 18 growth, development and aging 18 Argentina 16 chemistry 16 unclassified drug 16 animal 14 physiology 14 pollen 14 scanning electron microscopy 14 Angiosperms 12 Oxalis 12 metabolism 12 animal cell 10 histology 10 methodology 10 spore 10 Molecular Sequence Data 8 Orbicules 8 Ultrastructure 8 angiosperm 8 cytology 8