SecinH3 is primarily utilized in research settings to study cellular processes, particularly those involving cytohesins, which are a family of proteins that play a role in cell adhesion and signaling. By inhibiting cytohesins, SecinH3 helps researchers understand the mechanisms of immune cell activation and migration, which is crucial for developing treatments for inflammatory diseases and immune disorders. Additionally, it is used in studies focused on insulin signaling and glucose metabolism, providing insights into potential therapeutic approaches for diabetes. Its application extends to cancer research, where it aids in exploring the role of cytohesins in tumor progression and metastasis. Overall, SecinH3 serves as a valuable tool in biomedical research to dissect complex cellular pathways.