Used in research to study cellular processes involving cytoplasmic linker protein-170 (CLIP-170), particularly in relation to Golgi apparatus organization and vesicle trafficking. Acts as an inhibitor of the guanine nucleotide exchange factor (GEF) responsible for activating ADP-ribosylation factor (ARF) proteins, thereby helping to probe ARF-mediated signaling pathways. Commonly applied in studies of intracellular transport, cytoskeletal dynamics, and organelle structure. Valuable tool in cell biology for understanding secretion pathways and membrane trafficking in mammalian cells.