BSG and infection: The infection rate of the reporter virus was significantly decreased in KO cell lines devoid of CD147 (Figure 4A, HEK293T ΔCD147 cl1 and HEK293T ΔCD147-SLC1A5 cl2) but relatively unimpaired in cells lacking SLC1A5 (Figure 4A, HEK293T ΔSLC1A5 cl1).