Serbian Rikecija Cited by user KrleNS on 11 Nov 2022 мини|300p|Rickettsia rickettsii|alt=Rickettsia rickettsii.jpg Rikecija predstavlja nepokretnu gram negativnu bakteriju.
English Rickettsia Cited by user Joanna Argasinska on 25 Oct 2017 Rickettsia is a genus of nonmotile, Gram-negative, nonspore-forming, highly pleomorphic bacteria that can be present as cocci (0.1 μm in diameter), rods (1–4 μm long)…