EndoC-βH3 cells
59 (link) were maintained on a 2 µg ml
−1 fibronectin- and 1% extracellular matrix-coated plate in Dulbecco’s modified Eagle medium (DMEM) low glucose (1 g l
−1), sodium pyruvate (Thermo Fisher Scientific), 2%
BSA Fraction V (Roche), 1% heat-inactivated
foetal bovine serum (FBS; Labtech), 2 mM
l-glutamine, 5.5 μg ml
−1 human transferrin, 1 mM sodium pyruvate 10 mM nicotinamide, 6.7 ng ml
−1 sodium selenite, 50 μM β-mercaptoethanol, 100 U ml
−1 penicillin and 100 µg ml
−1 streptomycin. DMEM was substituted with Advance DMEM/F-12 (Thermo Fisher Scientific) and FBS was omitted for the TetOn-HNF1A EndoC-βH3 cell line, as well as during the expansion of EndoC-βH3 clones.
293FT cells (Thermo Fisher Scientific) were maintained in DMEM, 10% heat-inactivated FBS, 0.1 mM MEM non-essential amino acids, 2 mM
l-glutamine, 1 mM sodium pyruvate, 500 µg ml
−1 geneticin, 100 U ml
−1 penicillin and 100 µg ml
−1 streptomycin.
MIN6 cells
60 (link) were maintained in DMEM, 4.5 g l
−1 glucose, 15% heat-inactivated FBS, 50 μM β-mercaptoethanol and 50 µg ml
−1 gentamicin.
Beucher A., Miguel-Escalada I., Balboa D., De Vas M.G., Maestro M.A., Garcia-Hurtado J., Bernal A., Gonzalez-Franco R., Vargiu P., Heyn H., Ravassard P., Ortega S, & Ferrer J. (2022). The HASTER lncRNA promoter is a cis-acting transcriptional stabilizer of HNF1A. Nature Cell Biology, 24(10), 1528-1540.