CFTR and cystic fibrosis: We have performed mass spectrometric lipid analysis and protein arrays to study lipidomics and inflammatory markers in well-differentiated primary airway cells in air-liquid interface (ALI) from human patients carrying different CFTR variants (CF HBEC-ALI) and newborn CFTR KO pigs (Klymiuk et al., 2012; PigBEC-ALI), compared to control.