title: Microheterogeneity in apoferritin molecules--an artifact.
mesh_terms: D000818:Animals; D001052:Apoferritins / Q000032:analysis / Q000302:isolation & purification; D005069:Evaluation Studies as Topic; D005293:Ferritins; D005612:Freeze Drying; D006736:Horses; D006801:Humans; D007525:Isoelectric Focusing; D008099:Liver / Q000032:analysis; D008722:Methods; D008970:Molecular Weight; D009928:Organ Specificity; D013045:Species Specificity; D013154:Spleen / Q000032:analysis
chemical_list: D005293:Ferritins; D001052:Apoferritins