Figure 1From: ATP-binding cassette (ABC) transporters in normal and pathological lungExpression of ATP-binding cassette proteins in several cell types of human lung. ABC, ATP-binding cassette; BM, basement membrane; BCRP, breast cancer resistance protein; CFTR, cystic fibrosis transmembrane conductance regulator; MRP, multidrug resistance-associated protein; P-gp, P-glycoprotein. *Conflicting results exist in literature.Back to article page