ML-090 is primarily utilized in research settings, particularly in the study of cellular signaling pathways. It acts as a selective inhibitor of the enzyme sphingosine kinase 1 (SphK1), which plays a critical role in the regulation of cell growth, survival, and inflammation. By inhibiting SphK1, ML-090 helps researchers investigate the role of sphingolipid metabolism in various diseases, including cancer, inflammatory disorders, and autoimmune conditions. Its application is valuable in preclinical studies aimed at understanding the molecular mechanisms underlying these diseases and in the development of potential therapeutic strategies targeting SphK1. Additionally, ML-090 is used in biochemical assays to explore the interaction between SphK1 and other cellular components, providing insights into its broader biological functions.