SF3A1 is considered as a RG in sarcoma (Aggerholm-Pedersen et al., 2014), its expression was found to be stable in breast cancer (Maltseva et al., 2013), colorectal adenocarcinoma Caco-2 cells under exposure to food products (Vreeburg et al., 2011), white blood cells under treatment with growth hormone (Castigliego et al., 2010), bovine blastocysts produced by different methods (Luchsinger et al., 2014), bovine granulosa cells of dominant follicles during follicular growth and aging (Khan et al., 2016). The gene discussed is SF3A1; the disease is breast carcinoma.