Using formalin fixed paraffin embedded tissue to characterize the microbiota in p16-positive and p16-negative tongue squamous cell carcinoma: a pilot study.

"Declarations Ethics approval and consent to participateThe necessary ethical approval for our study was approved by the Institutional Review Board of Second Affiliated Hospital of Harbin Medical University (Approval NO.KY2022-179). All paraffin specimens used in this study were obtained from the archives of pathology laboratories and those paraffin specimens are the remaining samples after routine pathological examination; Waiver of informed consent has been approved by the Institutional Review Board of Second Affiliated Hospital of Harbin Medical University (NO.KY2022-179). All methods were carried out in accordance with the relevant regulations. Consent for publicationNot applicable. Competing interestsThe authors declare no competing interests. Competing interests The authors declare no competing interests."

"Funding This work was partly supported by National Natural Science Foundation of China (No. 82001488), Natural Science Foundation of Heilongjiang Province (NO. YQ2023H012) and Harbin Medical University Young Marshal Unveiling Fund (NO. HUMMIF-22010)."