<cri_photo_page 
    column_chroma2 |
    stock_photo:labs:immunology:activities:column_chroma:column_chroma2_s.jpg |
    stock_photo:labs:immunology:activities:column_chroma:column_chroma2_l.jpg |
    stock_photo:labs:immunology:activities:column_chroma:column_chroma2_o.jpg |
    27 January 2009 |
    Column chromatography
>