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Distribution of transporters in tissues.
| Position | Influx transporter type | Efflux transporter type |
|---|---|---|
| Intestine | PEPT; OATPs; OCTNs; OCT1; OCT2 | MDR1; MRP1/2/3/4/5; BCRP |
| Liver | OATP1B1; OATP1B3; OATP2B1; OCT1; OAT2 | MDR1/2/3; MRP2/3/4; BCRP; BSEP |
| Kidney | OCT2; OAT1; OAT3; OAT4; PEPT2; GLUTs | MDR1; MRP2/4; OCTN1/2; MATE1/2; OCT4; OATP1A2 |
| Blood-brain barrier | GLUT1; OAT3; OATP2B1; OCTN2; OCT1/2/3 | MDR1; MRP1/2/3/4/5; BCRP |
