For more information, visit http://www.bio-rad.com/yt/western-blot-module. This video demonstrates SDS-PAGE separation of proteins using the Bio-Rad Comparative Proteomics Kit II: Western Blot Module. Assembly of the blotting sandwich and electroblotting are shown along with the steps for protein detection using a colorimetric assay. http://www.bio-rad.com/evportal/destination/commerce/product_detail?catID=512894ed-937e-4ee9-bc3f-b940c69a158d&WT.mc_id=yt-lse-ww-biotech-20121012-VgAuZ6dBOfs We Are Bio-Rad Explorer.