title: The effect of the sediment accumulated in containers under experimental conditions on the infection of semen stored directly in liquid nitrogen (-196 degree C).
mesh_terms: D004926:Escherichia coli / Q000472:pathogenicity; D009584:Nitrogen; D012661:Semen / Q000382:microbiology*; D013210:Staphylococcus / Q000472:pathogenicity; D013997:Time Factors; D014021:Tissue Preservation
chemical_list: D009584:Nitrogen