Circular RNA circATP9A promotes non-small cell lung cancer progression by interacting with HuR and by promoting extracellular vesicles-mediated macrophage M2 polarization.

"Declarations Ethics approval and consent to participateThe study was approved by the the ethics committee of Huadong Hospital, and no informed consent was obtained from patients due to the retrospective nature of our study.All experiments were performed in accordance with relevant guidelines and regulations (Declaration of Helsinki). Consent for publicationNot applicable. Competing interestsThe authors declare that they have no conflict of interest. Competing interests The authors declare that they have no conflict of interest."

"Funding This study is supported by the Shanghai Key Laboratory of Clinical Geriatric Medicine, Shanghai Municipal Key Clinical Specialty (shslczdzk02801 and HD05.009, Digital technologies for the postoperative remote care and rehabilitation of thoracic and cardiac surgery patients (2019YFE0105600), Diagnosis and Treatment Center of Lung cancer (H1382), and Zhejiang Provincial Natural Science Foundation (LQ22H160059), National Natural Science Foundation of China (grant No. 62176063, 62203117), Huadong hospital funded Project (HDLC2022012)."