Species: Rabbit Immunogen: Recombinant protein encoding human vimentin. Mol. Weight: 57-60kDa Clone: SP20 Isotype: IgG Specificity: This antibody selectively stains vimentin in human tissue sections. Vimentin is the main intermediate filament in mesenchymal cells and is therefore of value in the differential diagnosis of undifferentiated neoplasms. Species Reactivity: Human. Others not tested.