title: Formation of crystalline structures in the cytoplasmic membrane of vitamin K-depleted cells of Bacteroides melaninogenicus.
mesh_terms: D001439:Bacteroides / Q000648:ultrastructure*; D002462:Cell Membrane / Q000648:ultrastructure; D003460:Crystallization; D005614:Freeze Fracturing; D008854:Microscopy, Electron; D001443:Prevotella melaninogenica / Q000378:metabolism / Q000648:ultrastructure*; D013104:Spheroplasts / Q000648:ultrastructure; D014812:Vitamin K / Q000378:metabolism*
chemical_list: D014812:Vitamin K