<cri_photo_page electrophoresis4 | stock_photo:labs:biochem:activities:electrophoresis:electrophoresis4_s.jpg | stock_photo:labs:biochem:activities:electrophoresis:electrophoresis4_l.jpg | stock_photo:labs:biochem:activities:electrophoresis:electrophoresis4_o.jpg | 26 January 2009 | electrophoresis >