The purification of diphtheria toxin and the isolation of crystalline toxin-protein.
D004165:Diphtheria; D004167:Diphtheria Toxin; D011506:Proteins; D014118:Toxins, Biological
D004167:Diphtheria Toxin; D011506:Proteins; D014118:Toxins, Biological
DIPHTHERIA