Surface structure of Azotobactervinelandii cysts as revealed by freeze-cleaving.
Micrographs of freeze-cleaved Azotobacter vinelandii cysts reveal that the surface is composed of several overlapping layers. This observation is consistent with the previously proposed structure of the outer cyst coat.
D001395:Azotobacter / Q000166:cytology*; D002473:Cell Wall; D005615:Freezing; D008722:Methods; D008854:Microscopy, Electron