Funding for this research was provided by:
the Medical and Health Project of Zhejiang Province (2020360873)
Article History
Received: 14 October 2020
Accepted: 20 January 2021
First Online: 7 February 2021
Compliance with ethical standards
:
: The authors declare that they have no conflicts of interest.
: Forty cancerous tissues and adjacent non-tumor tissues were gained from patients diagnosed as laryngeal squamous cell carcinoma between July 2018 and October 2019 in First Hospital of Ningbo City. After section, tissues were frozen and stored at − 80 °C. Each patient signed written informed consent. This study was approved by the Ethics Committee of First Hospital of Ningbo City and experimental procedures were in accordance with the Declaration of Helsinki Principles.
: Not applicable.