A colorful immunofluorescent staining of a rat cardiac fibroblast from immunoGlobe Antikoerpertechnik GmbH. The cell has been double-stained with immunoGlobe antibody IG817 directed against lipoma-preferred partner (LPP; red fluorescence) and a green-fluorescent phalloidin derivative specific for filamentous actin. LPP is a protein related to the cytoskeletal and focal adhesion protein zyxin.