title: Preservation of human tracheal organ cultures at -196 degrees C.
mesh_terms: D002923:Cilia; D004121:Dimethyl Sulfoxide; D005333:Fetus; D005615:Freezing; D006801:Humans; D008722:Methods; D009924:Organ Culture Techniques; D009975:Orthomyxoviridae / Q000254:growth & development; D014021:Tissue Preservation; D014132:Trachea
chemical_list: D004121:Dimethyl Sulfoxide