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Life Sciences

Faculty of Science - Papers (Archive)

Resistance

Publication Year

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Full-Text Articles in Social and Behavioral Sciences

Molecular Characterization Of A 21.4 Kilobase Antibiotic Resistance Plasmid From An Hemolytic Escherichia Coli O108:H-Human Clinical Isolate, Fay E. Dawes, Dieter M. Bulach, Alexander Kuzevski, Karl A. Bettelheim, Carola Venturini, Steven P. Djordjevic, Mark J. Walker Jan 2012

Molecular Characterization Of A 21.4 Kilobase Antibiotic Resistance Plasmid From An Hemolytic Escherichia Coli O108:H-Human Clinical Isolate, Fay E. Dawes, Dieter M. Bulach, Alexander Kuzevski, Karl A. Bettelheim, Carola Venturini, Steven P. Djordjevic, Mark J. Walker

Faculty of Science - Papers (Archive)

This study characterizes the 21.4 kilobase plasmid pECTm80 isolated from Escherichia coli strain 80, an α hemolytic human clinical diarrhoeal isolate (serotype O108:H-). DNA sequence analysis of pECTm80 revealed it belonged to incompatibility group X1, and contained plasmid partition and toxin-antitoxin systems, an R6K-like triple origin (ori) replication system, genes required for replication regulation, insertion sequences IS1R, ISEc37 and a truncated transposase gene (Tn3-like ΔtnpA) of the Tn3 family, and carried a class 2 integron. The class 2 integron of pECTm80 contains an intact cassette array dfrA1-sat2, encoding resistance to trimethoprim and streptothricin, …


Clusterin Interacts With Paclitaxel And Confer Paclitaxel Resistance In Ovarian Cancer, Dong Choon Park, Seung Geun Yeo, Mark R. Wilson, Justin J. Yerbury, Joseph Kwong, William R. Welch, Yang Kyu Choi, Michael J. Birrer, Samuel C. Mok, Kwong-Kwok Wong Jan 2008

Clusterin Interacts With Paclitaxel And Confer Paclitaxel Resistance In Ovarian Cancer, Dong Choon Park, Seung Geun Yeo, Mark R. Wilson, Justin J. Yerbury, Joseph Kwong, William R. Welch, Yang Kyu Choi, Michael J. Birrer, Samuel C. Mok, Kwong-Kwok Wong

Faculty of Science - Papers (Archive)

Optimal debulking followed by chemotherapy is the standard treatment of managing late-stage ovarian cancer, but chemoresistance is still a major problem. In this study, we compared expression profiles of primary tumor tissue from five long-term (>8 years) and five short-term (years) ovarian cancer survivors and identified clusterin as one of the genes that were significantly up-regulated in short-term survivors. We then evaluated the prognostic significance of clusterin and its possible correlation with chemoresistance in ovarian cancer by immunohistostaining of clusterin in 62 tumor samples from patients with stage III, high-grade serous ovarian cancer. After adjusting for debulking status and …