title: Biology of Borrelia species.
mesh_terms: D000818:Animals; D001096:Arachnid Vectors / Q000382:microbiology; D001898:Borrelia / Q000145:classification / Q000502:physiology / Q000648:ultrastructure; D001899:Borrelia Infections / Q000382:microbiology*; D006801:Humans; D012061:Relapsing Fever / Q000382:microbiology* / Q000635:transmission; D013987:Ticks / Q000382:microbiology