Figure 1From: Multidrug-resistant phenotype and isolation of a Novel SHV- beta-Lactamase variant in a clinical isolate of Enterobacter cloacae SDS-PAGE gel analysis of SHV-128 from Escherichia coli HB101. Lane M: molecular mass standards; lane 1: before Sephadex G-75 column, lane 2: after dialysis of active fraction, lane 3: after polyacrylamide gel analysis.Back to article page