10.1371/journal.pone.0108908.g002 Rolf Warta Rolf Warta Dirk Theile Dirk Theile Carolin Mogler Carolin Mogler Esther Herpel Esther Herpel Niels Grabe Niels Grabe Bernd Lahrmann Bernd Lahrmann Peter K. Plinkert Peter K. Plinkert Christel Herold-Mende Christel Herold-Mende Johanna Weiss Johanna Weiss Gerhard Dyckhoff Gerhard Dyckhoff Correlation of low mRNA expression and shortened survival of HNSCC patients. Public Library of Science 2014 drug efflux transporters ABCG 2 Stage IV Head Cancer Genome Atlas database survival mrp ïve stage IV head os copper transporter ATP 7b mRNA expression transcription polymerase chain reaction bcrp Analyzing mRNA expression levels 31A Neck Squamous Cell Carcinoma Drug transporters abcc tma drug transporters Drug Transporter Expression High ABCB 1 mRNA tumor expression hnscc slc Protein expression pfs 2014-10-02 03:54:50 Figure https://plos.figshare.com/articles/figure/_Correlation_of_low_mRNA_expression_and_shortened_survival_of_HNSCC_patients_/1192126 <p>Classification of HNSCC patients according to the gene expression level in the high (n = 20) or low (n = 20) expression group. Survival analysis by Kaplan-Meier curves and log rank test revealed a significant correlation of lower expression and shortened progression-free and overall survival.</p>