Drug tolerance Agrobacterium 1 Agrobacterium mediated transformations 1 Agrobacterium-mediated transformation 1 Antibiotic selections 1 Antibiotics 1 Article 1 CRISPR/Cas9 1 CUDC-101 1 Carbon 1 Carcinoma, Mucoepidermoid 1 Cell Line, Tumor 1 Cellobiohydrolase I 1 DNA 1 Drug synergy 1 EGFR 1 EGFR protein, human 1 Efficiency 1 Efflux pump inhibitors 1 ErbB Receptors 1 Gene-function analysis 1 Genes 1 Genetic engineering 1 Genetic manipulations 1 Genome modification 1 HDAC 1 Head and neck cancer 1 High level expression 1 Histone Deacetylase Inhibitors 1 Homologous recombination 1