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2D gel electrophoresis maps of secreted proteins extracted from 72-h-old surface-grown cultures of B-2682 (a), AFN (b), AFN/pSGF4 (c) and from 96-h-old surface-grown cultures of B-2682 (d), AFN (e), AFN/pSGF4 (f). Numbers correspond to the IDs of proteins in Table I.
