Tanshinone IIA inhibits proliferation and migration by downregulation of the PI3K/Akt pathway in small cell lung cancer cells.

"Declarations Ethics approval and consent to participateAll procedures in this study were carried out in accordance with the National Institutes of Health Guide for the Care and Use of Laboratory Animals. All animal experiments were performed in Hangzhou Medical College Laboratory Animal Center (Zhejiang Center of Laboratory Animal) and the experimental protocol was approved by Institutional Animal Care and Use Committee (registration number: ZJCLA-IACUC-20040045; approval date: March 5th, 2022). This statement is added in the Declarations section. All methods are reported in accordance with ARRIVE guidelines for the reporting of animal experiments. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This research was supported by National Innovation and Entrepreneurship Training Program for College Students (202213023015) and Zhejiang Special Health Funding Program of Hangzhou Medical College (YS2022002)."