title: Significance of bacterial L-form in urinary infections, in particular, the mechanism in causing pyelonephritis.
mesh_terms: D000818:Animals; D004926:Escherichia coli; D007740:L Forms; D008854:Microscopy, Electron; D011704:Pyelonephritis / Q000209:etiology* / Q000473:pathology; D051381:Rats