1. Roles of apelin/APJ system in cancer: Biomarker, predictor, and emerging therapeutic target
   Jiawei Chen et al, 2022, Journal of Cellular Physiology CrossRef
2. Apelin, a Circulating Biomarker in Cancer Evaluation: A Systematic Review
   Christina Grinstead et al, 2022, Cancers CrossRef
3. The Yin and Yang Effect of the Apelinergic System in Oxidative Stress
   Benedetta Fibbi et al, 2023, International Journal of Molecular Sciences CrossRef
4. Molecular Biomarkers in Cancer
   Virinder Kaur Sarhadi et al, 2022, Biomolecules CrossRef