Insti-Fluor CF These slides come pre-treated with Calcofluor M2R, the preferred fluorescent probe for fungi. Here's how they are used: Remove the protective top layer Set your pipetter to 10µl Add 10µl sample suspension to the center of the well Use the pipette tip to spreasd the sample throughout the well Dry at 42C for 5min While the slide is drying set your pipetter to 7µl and assemble the immersion oil Add 7µl immersion oil to the center of the dried test slide Apply the coverslip, being careful to center it carefully Press gently to seal the coverslip well. Decontaminate as per SOP. Observe using UV ExcitationYeast bud scars fluoresce bright Blue/White when probed with Calcofluor. This is a diagnostic test. No other cell fluoresces like this with Calcofluor