The BC investigation of WGCN of these integrated testicular scRNA-seq datasets showed DNAJC5B, C1orf194, HSP90AB1, BST2, EEF1A1, CRISP2, PTMS, NFKBIA, CDKN3, and HLA-DRA were the top ten genes with the highest BC and p-values. This evidence concerns the gene CDKN3 and breast cancer.