Lonza s Asthmatic Airway Cells include lung fibroblasts bronchial epithelial and bronchial smooth muscle cells Bronchial epithelial cells are isolated from epithelial lining of airways above bifurcation of the lungs HIV-1 hepatitis B and hepatitis C are not detected for all donors and/or cell lots A Certificate of Analysis is provided for each cell lot purchased Our catalog number 00194911S are suitable for air-liquid interface studies and are guaranteed to promote full differentiation of the airway epithelium expressed by the formation of a polarized epithelium with good barrier function (transepithelial resistance) secretory phenotype (mucin secretion) and ciliogenesis Differentiation usually will occur by day 22 in culture