The preparation and use of a new type of bacterial immunoabsorbent column.
D000042:Absorption; D000362:Agar; D000906:Antibodies / Q000302:isolation & purification*; D004864:Equipment and Supplies; D004926:Escherichia coli; D007106:Immune Sera / Q000302:isolation & purification*
D000906:Antibodies; D007106:Immune Sera; D000362:Agar