HNPS-PLA inhibitor is primarily used in research settings to study the role of phospholipase A2 (PLA2) enzymes in various biological processes. By inhibiting PLA2 activity, it helps researchers understand the enzyme's involvement in inflammation, cell signaling, and lipid metabolism. This inhibitor is particularly valuable in exploring the mechanisms underlying inflammatory diseases, such as arthritis and atherosclerosis, as PLA2 plays a key role in producing pro-inflammatory mediators. Additionally, it aids in the development of therapeutic strategies targeting PLA2-related pathways. Its application extends to neurobiology, where it is used to investigate PLA2's role in neurodegenerative disorders and brain injury. Overall, HNPS-PLA inhibitor serves as a critical tool in both basic and applied biomedical research.