<cri_photo_page 
    comet_assay4 |
    stock_photo:labs:envi_tox:activities:comet_assay:comet_assay4_s.jpg |
    stock_photo:labs:envi_tox:activities:comet_assay:comet_assay4_l.jpg |
    stock_photo:labs:envi_tox:activities:comet_assay:comet_assay4_o.jpg |
    27 January 2009 |
    Comet assay
>