Funding for this research was provided by:
the National Nature Science Foundation of China (81902654)
the National Clinical Research Center for Gynecological Oncology (2015BAI13B05)
Received: 2 February 2021
Accepted: 19 May 2021
First Online: 22 May 2021
: The study was conducted in accordance with the Declaration of Helsinki. All participants have signed informed consent forms according to the protocols approved by the Ethics Committee of Shandong University. Number and date of the Ethic Committee decision: no. KYLL-2017(KS)-064; approval date: February 24, 2017. A total of twenty 4–5-week-old BALB/c nu/nu female mice were studied. All procedures were approved by the Ethics Committee of Shandong University. A total of 48 endometrial samples were studied, including 15 benign endometrium samples and 33 endometrial carcinoma tissues (EC). Number and date of the Ethic Committee decision: no. TJLAC-020-033; approval date: February 17, 2020.
: Not applicable.
: The authors declare that they have no competing interests.