PGA1 ethyl ester is primarily utilized in research settings to study its effects on cellular processes, particularly in the context of inflammation and cell growth regulation. It has been investigated for its potential to induce differentiation in certain cancer cell lines, making it a subject of interest in oncology research. Additionally, this compound is used to explore its role in modulating immune responses and its impact on lipid metabolism. Its application extends to experimental studies aimed at understanding the mechanisms of prostaglandins in various physiological and pathological conditions.