SLC4A7 and breast carcinoma: We furthermore showed that Na+, HCO−3 cotransport of low sensitivity to DIDS, a hall-mark of epithelial SLC4A7-mediated HCO−3 transport, (Parker and Boron, 2013) is the predominant mechanism of acid extrusion in freshly isolated slices of human primary breast carcinomas (Boedtkjer et al., 2013).