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(a) Gel-filtration chromatography of fractions obtained after anion-exchange chromatography (Fig 4) of conjugation reaction with the antibody Ab-N3 DOL = 2.6. (b) Electrophoregram of fractions collected during gel-filtration chromatography. The track numbers correspond to the designated fractions. MA2 is the original antibody. L: Spectra Multicolor Broad Range Protein Ladder.
