title: Electron microscope study of rapidly frozen suspensions of leucocytes.
mesh_terms: D000818:Animals; D002417:Cattle; D005612:Freeze Drying; D005615:Freezing; D006801:Humans; D007053:Ice; D066298:In Vitro Techniques; D007962:Leukocytes / Q000166:cytology*; D008854:Microscopy, Electron; D009504:Neutrophils; D013194:Staining and Labeling
chemical_list: D007053:Ice