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Full-Text Articles in Medicine and Health Sciences
A Novel Genetic Variant In Long Non-Coding Rna Gene Nexn-As1 Is Associated With Risk Of Lung Cancer, Hua Yuan, Hongliang Liu, Zhensheng Liu, Kouros Owzar
A Novel Genetic Variant In Long Non-Coding Rna Gene Nexn-As1 Is Associated With Risk Of Lung Cancer, Hua Yuan, Hongliang Liu, Zhensheng Liu, Kouros Owzar
Dartmouth Scholarship
Lung cancer etiology is multifactorial, and growing evidence has indicated that long non-coding RNAs (lncRNAs) are important players in lung carcinogenesis. We performed a large-scale meta-analysis of690,564 SNPs in 15,531 autosomal lncRNAs by using datasets from six previously published genome-wideassociation studies (GWASs) from the Transdisciplinary Research in Cancer of the Lung (TRICL) consortiumin populations of European ancestry. Previously unreported significant SNPs (P value < 1 × 10−7) were further validated in two additional independent lung cancer GWAS datasets from Harvard University anddeCODE. In the final meta-analysis of all eight GWAS datasets with 17,153 cases and 239,337 controls, a novel risk SNP rs114020893 in the lncRNA NEXN-AS1 region at 1p31.1 remained statistically significant(odds ratio = 1.17; 95% confidence interval = 1.11–1.24; P = 8.31 × 10−9). In further in silico analysis,rs114020893 was predicted to change the secondary structure of the lncRNA. Our finding indicates that SNP rs114020893 of NEXN-AS1 at 1p31.1 may contribute to lung cancer susceptibility.
Tobramycin-Treated Pseudomonas Aeruginosa Pa14 Enhances Streptococcus Constellatus 7155 Biofilm Formation In A Cystic Fibrosis Model System, Katherine E. E. Price, Amanda A. Naimie, Edward F. Griffin, Charles Bay, George A. O'Toole
Tobramycin-Treated Pseudomonas Aeruginosa Pa14 Enhances Streptococcus Constellatus 7155 Biofilm Formation In A Cystic Fibrosis Model System, Katherine E. E. Price, Amanda A. Naimie, Edward F. Griffin, Charles Bay, George A. O'Toole
Dartmouth Scholarship
Cystic fibrosis (CF) is a human genetic disorder which results in a lung environment that is highly conducive to chronic microbial infection. Over the past decade, deep-sequencing studies have demonstrated that the CF lung can harbor a highly diverse polymicrobial community. We expanded our existing in vitro model of Pseudomonas aeruginosa biofilm formation on CF-derived airway cells to include this broader set of CF airway colonizers to investigate their contributions to CF lung disease, particularly as they relate to the antibiotic response of the population. Using this system, we identified an interspecies interaction between P. aeruginosa, a bacterium associated with …