c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: vehicle: 0.1% ethanol")
c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: vehicle: 0.1% ethanol")
c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: vehicle: 0.1% ethanol")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: vehicle: 0.1% ethanol")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: vehicle: 0.1% ethanol")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: vehicle: 0.1% ethanol")
c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: 1 µM retinoic acid (RA)")
c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: 1 µM retinoic acid (RA)")
c("cell line: OKF6-TERT1R", "cell type: immortalized oral keratinocytes", "treatment: 1 µM retinoic acid (RA)")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: 1 µM retinoic acid (RA)")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: 1 µM retinoic acid (RA)")
c("cell line: SCC-9", "cell type: tongue squamous cell carcinoma", "treatment: 1 µM retinoic acid (RA)")