Search Results - "Ryan, Kieran A"

Reactive Oxygen and Nitrogen Species Differentially Regulate Toll-Like Receptor 4-Mediated Activation of NF-κB and Interleukin-8 Expression by Ryan, Kieran A, Smith, Jr, Michael F, Sanders, Michael K, Ernst, Peter B

“…Classifications Services IAI Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
Get full text

Comparative and Functional Analysis of Sortase-Dependent Proteins in the Predicted Secretome of Lactobacillus salivarius UCC118 by Pijkeren, Jan-Peter van, Canchaya, Carlos, Ryan, Kieran A, Li, Yin, Claesson, Marcus J, Sheil, Barbara, Steidler, Lothar, O'Mahony, Liam, Fitzgerald, Gerald F, van Sinderen, Douwe, O'Toole, Paul W

“…Surface proteins are important factors in the interaction of probiotic and pathogenic bacteria with their environment or host. We performed a comparative…”
Get full text

Lactobacillus salivarius modulates cytokine induction and virulence factor gene expression in Helicobacter pylori by Ryan, Kieran A, O'Hara, Ann M, van Pijkeren, Jan-Peter, Douillard, Francois P, O'Toole, Paul W

“…1 Alimentary Pharmabiotic Centre, University College Cork, Cork, Ireland 2 Department of Microbiology, University College Cork, Cork, Ireland 3 Department of…”
Get full text

The FliK protein and flagellar hook‐length control by Waters, Richard C., O'Toole, Paul W., Ryan, Kieran A.

“…The bacterial flagellum is a highly complex prokaryotic organelle. It is the motor that drives bacterial motility, and despite the large amount of energy…”
Get full text

Distribution of Megaplasmids in Lactobacillus salivarius and Other Lactobacilli by YIN LI, CANCHAYA, Carlos, FANG FANG, RAFTIS, Emma, RYAN, Kieran A, VAN PIJKEREN, Jan-Peter, VAN SINDEREN, Douwe, O'TOOLE, Paul W

“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
Get full text

The role of C1q in recognition of apoptotic epithelial cells and inflammatory cytokine production by phagocytes during Helicobacter pylori infection by Fox, Sarah, Ryan, Kieran A, Berger, Alice H, Petro, Katie, Das, Soumita, Crowe, Sheila E, Ernst, Peter B

“…Gastric epithelial cells (GECs) undergo apoptosis during H. pylori infection and phagocytes within the mucosa engulf these cells. The recognition and clearance…”
Get full text

Posttranscriptional Regulation of Flagellin Synthesis in Helicobacter pylori by the RpoN Chaperone HP0958 by DOUILLARD, Francois P, RYAN, Kieran A, CALY, Delphine L, HINDS, Jason, WITNEY, Adam A, HUSAIN, Sarah E, O'TOOLE, Paul W

“…Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley…”
Get full text

Helicobacter pylori and H2O2 increase AP endonuclease-1/redox factor-1 expression in human gastric epithelial cells by Ding, Song-Ze, O'Hara, Ann M, Denning, Tim L, Dirden-Kramer, Bernadette, Mifflin, Randy C, Reyes, Victor E, Ryan, Kieran A, Elliott, Susan N, Izumi, Tadahide, Boldogh, Istvan, Mitra, Sankar, Ernst, Peter B, Crowe, Sheila E

“…Helicobacter pylori infection causes inflammation, accumulation of reactive oxygen species, and oxidative DNA damage in the gastric mucosa…”
Get full text

Helicobacter pylori Flagellar Hook-Filament Transition Is Controlled by a FliK Functional Homolog Encoded by the Gene HP0906 by RYAN, Kieran A, KARIM, Najma, WORKU, Mulugeta, PENN, Charles W, O'TOOLE, Paul W

“…AUTHOR'S CORRECTION ( vol. 188 , p. 6046 ) Article Usage Stats Services JB Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike…”
Get full text

The HP0256 gene product is involved in motility and cell envelope architecture of Helicobacter pylori by Douillard, François P, Ryan, Kieran A, Lane, Michael C, Caly, Delphine L, Moore, Stanley A, Penn, Charles W, Hinds, Jason, O'Toole, Paul W

“…Helicobacter pylori is the causative agent for gastritis, and peptic and duodenal ulcers. The bacterium displays 5-6 polar sheathed flagella that are essential…”
Get full text

Brain angiogenesis inhibitor 1 is expressed by gastric phagocytes during infection with Helicobacter pylori and mediates the recognition and engulfment of human apoptotic gastric epithelial cells by Das, Soumita, Sarkar, Arup, Ryan, Kieran A., Fox, Sarah, Berger, Alice H., Juncadella, Ignacio J., Bimczok, Diane, Smythies, Lesley E., Harris, Paul R., Ravichandran, Kodi S., Crowe, Sheila E., Smith, Phillip D., Ernst, Peter B.

“…ABSTRACT After Helicobacter pylori infection in humans, gastric epithelial cells (GECs) undergo apoptosis due to stimulation by the bacteria or inflammatory…”
Get full text

Strain-specific inhibition of Helicobacter pylori by Lactobacillus salivarius and other lactobacilli by Ryan, Kieran A., Daly, Paul, Li, Yin, Hooton, Carmel, O'Toole, Paul W.

“…Objectives To investigate the anti-Helicobacter pylori activity of 28 strains of Lactobacillus salivarius and 12 other lactobacilli, isolated from different…”
Get full text

Interleukin-8 Induction by Helicobacter pylori in Gastric Epithelial Cells is Dependent on Apurinic/Apyrimidinic Endonuclease-1/Redox Factor-1 by O'Hara, Ann M, Bhattacharyya, Asima, Mifflin, Randy C, Smith, Michael F, Ryan, Kieran A, Scott, Kevin G.-E, Naganuma, Makoto, Casola, Antonella, Izumi, Tadahide, Mitra, Sankar, Ernst, Peter B, Crowe, Sheila E

“…Helicobacter pylori infection causes inflammation and increases the expression of IL-8 in human gastric epithelial cells. H. pylori activates NF-kappaB and…”
Get full text

Effect of FliK mutation on the transcriptional activity of the σ54 sigma factor RpoN in Helicobacter pylori by DOUILLARD, Francois P, RYAN, Kieran A, HINDS, Jason, O'TOOLE, Paul W

“…Helicobacter pylori is a motile Gram-negative bacterium that colonizes and persists in the human gastric mucosa. The flagellum gene regulatory circuitry of H…”
Get full text

HorB (HP0127) is a Gastric Epithelial Cell Adhesin by Snelling, William J., Moran, Anthony P., Ryan, Kieran A., Scully, Paul, McGourty, Kieran, Cooney, Jakki C., Annuk, Heidi, O'Toole, Paul W.

“…Background:  The Helicobacter pylori protein HorB (encoded by HP0127) is a member of a paralogous family that includes the adhesins BabA, AlpA, AlpB, and HopZ,…”
Get full text

HP0958 is an essential motility gene in Helicobacter pylori by Ryan, Kieran A., Karim, Najma, Worku, Mulugeta, Moore, Stanley A., Penn, Charles W., O’Toole, Paul W.

“…Motility is an essential colonization factor for the human gastric pathogen Helicobacter pylori. The H. pylori genome encodes most known flagellar proteins,…”
Get full text

Evaluation of clarithromycin resistance and cagA and vacA genotyping of Helicobacter pylori strains from the west of Ireland using line probe assays by RYAN, Kieran A, VAN DOORN, Leen-Jan, MORAN, Anthony P, GLENNON, Maura, SMITH, Terry, MAHER, Majella

“…The prevalence of clarithromycin resistance-associated mutations, the cytotoxin-associated gene (cagA), and the various vacuolating cytotoxin (vacA) genotypes…”
Get full text

Testing the reliability of discrimination diagrams for determining the tectonic depositional environment of ancient sedimentary basins by Ryan, Kieran M., Williams, D. Michael

“…The Lower Palaeozoic rocks of the west of Ireland Caledonides provide a novel way to test the reliability of discrimination diagrams in sedimentary rocks. A…”
Get full text

Genotyping of cagA and vacA, Lewis antigen status, and analysis of the poly-(C) tract in the α(1,3)-fucosyltransferase gene of Irish Helicobacter pylori isolates by Ryan, Kieran A., Moran, Anthony P., Hynes, Sean O., Smith, Terry, Hyde, Denise, O′Morain, Colm A., Maher, Majella

“…Abstract Much work has focused on trying to identify markers in Helicobacter pylori that might allow the eventual disease outcome of an infection to be…”
Get full text

Effect of FliK mutation on the transcriptional activity of the {sigma}54 sigma factor RpoN in Helicobacter pylori by Douillard, Francois P, Ryan, Kieran A, Hinds, Jason, O'Toole, Paul W

“…1 Department of Microbiology and Alimentary Pharmabiotic Centre, University College Cork, Western Road, Cork, Ireland 2 Bacterial Microarray Group, Division of…”
Get full text