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Dot blot demonstrating binding of the indicated Tfs by total membranes from H. somnus strain 649 grown under iron-replete (lane 1) and iron-restricted (lane 2) conditions and under iron-replete (lane 4) and iron-restricted (lane 3) conditions in the presence of bovine Tf. The Tfs are abbreviated as follows: b, bovine; p, porcine; o, ovine; h, human; g, goat.
