Polysine™ is a novel glass process that places an advanced permanent adhesive in standard microscope slides to provide superior cell and tissue adhesion. Specially modified to attract and adhere both exfoliated and cultured cells. Unaffected by chemicals, enzyme predigestion or heating. Ideal for immunocytochemical and molecular hybridization assays on cell preparations or tissue sections. Size: 75 x 25 mm. Sold by the gross (144).