The analysis of The Human Protein Atlas database (The Human Protein Atlas, https://www.proteinatlas.org, accessed 10 September 2024) revealed that from all gynecological tumors, SDC3 RNA expression was elevated in breast invasive carcinoma, as well as in other types of tumors, such as in glioblastoma and cutaneous melanoma (Figure 1A). The gene discussed is SDC3; the disease is female reproductive system neoplasm.