The gene expression data of ZC3H15 was downloaded and analyzed from the CGGA database (http://www.cgga.org.cn/), GlioVis database (http://gliovis.bioinfo.cnio.es/), and TCGA database (https://www.cancer.gov/about-nci/organization/ccg/research/structural-genomics/tcga). Cutoff separating was based on the expression level of ZC3H15, Kaplan–Meier analysis was plotted by CGGA, GlioVis, and R2 database (http://hgserver1.amc.nl/cgi-bin/r2/main.cgi).
Tumor samples were obtained from Chaoying Biotechnology Co., Ltd. (Henan, China). Tissue analysis was approved by the Ethics Committee of Southwest University of China. All the patients provided written informed consent to participate.
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