SLC35F2 and cancer: Several other cases of SLCs mediating the uptake of drugs have been reported, such as in the case of methotrexate and related anti-folate drugs with the folate transporter SLC19A1 (Zhao et al., 2011) or the anti-cancer drug YM155/sepantronium bromide and the orphan transporter SLC35F2 (Winter et al., 2014).