SLC7A5 and breast cancer: However, a new study performed by Bröer et al. [227] reports that in 143B osteosarcoma cells, HCC1806 breast cancer cells, and Xenopus laevis oocytes, V-9302 did not inhibit SLC1A5, but only SNAT2, SLC38A2, LAT1, and SLC7A5 [227].