Can I thaw a vial of HBEpC and seed the cells directly onto Transwell inserts for an ALI experiment?
Medium and expansion
After thawing, HBEpC must be seeded and cultured in growth factor-containing Airway Epithelial Cell Growth Medium or Growth Medium 2.
Even when cells are seeded directly onto Transwell inserts, they need to expand and proliferate for several days before the air-liquid interface (ALI) is established.
Seeding density
A seeding density of 150,000 cells/cm² is recommended for all applications, including direct seeding of freshly thawed cells into Transwell inserts.
Using a lower seeding density may impair confluence and subsequent differentiation.
Coating of Transwell inserts
Before seeding the cells, Transwell inserts must be coated with Collagen Type I (30 µg/ml).
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