title: Bacterial infection of human oocytes during in vitro fertilization.
mesh_terms: D000328:Adult; D003470:Culture Media; D005260:Female; D005307:Fertilization in Vitro; D006801:Humans; D007709:Klebsiella / Q000302:isolation & purification*; D008854:Microscopy, Electron; D009865:Oocytes / Q000382:microbiology*
chemical_list: D003470:Culture Media