title: Morphological, cytochemical, and culture study of normal human bone marrow frozen at -196 degrees C.
mesh_terms: D000328:Adult; D000368:Aged; D001853:Bone Marrow / Q000648:ultrastructure*; D002467:Cell Nucleus / Q000648:ultrastructure; D002478:Cells, Cultured; D003114:Colony-Forming Units Assay; D003593:Cytoplasm / Q000648:ultrastructure; D004121:Dimethyl Sulfoxide; D005615:Freezing; D006651:Histocytochemistry; D006801:Humans; D008297:Male; D008875:Middle Aged; D011309:Preservation, Biological; D013997:Time Factors; D014343:Trypan Blue; D014617:Vacuoles / Q000648:ultrastructure
chemical_list: D014343:Trypan Blue; D004121:Dimethyl Sulfoxide