Priscilla Johanesen

Assoc Professor

  • 19 Innovation Walk

    3800 Clayton

    Australia

19992019
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Research Output 1999 2019

2019

In silico identification of novel toxin homologs and associated mobile genetic elements in clostridium perfringens

Lacey, J. A., Johanesen, P. A., Lyras, D. & Moore, R. J., 29 Jan 2019, In : Pathogens. 8, 1, 14 p., 16.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
2018

A laboratory competency examination in microbiology

Wang, J. T. H., Huston, W. M., Johanesen, P., Lloyd, M. & Waller, K. L., 1 Oct 2018, In : FEMS Microbiology Letters. 365, 20, 9 p., fny224.

Research output: Contribution to journalArticleResearchpeer-review

1 Citation (Scopus)

Clostridium perfringens-mediated necrotic enteritis is not influenced by the pre-existing microbiota but is promoted by large changes in the post-challenge microbiota

Lacey, J. A., Stanley, D., Keyburn, A. L., Ford, M., Chen, H., Johanesen, P., Lyras, D. & Moore, R. J., 1 Dec 2018, In : Veterinary Microbiology. 227, p. 119-126 8 p.

Research output: Contribution to journalArticleResearchpeer-review

3 Citations (Scopus)

Identification of large cryptic plasmids in Clostridioides (Clostridium) difficile

Amy, J., Bulach, D., Knight, D., Riley, T., Johanesen, P. & Lyras, D., 1 Mar 2018, In : Plasmid. 96-97, p. 25-38 14 p.

Research output: Contribution to journalArticleResearchpeer-review

7 Citations (Scopus)

Whole genome analysis reveals the diversity and evolutionary relationships between necrotic enteritis-causing strains of Clostridium perfringens

Lacey, J. A., Allnutt, T. R., Vezina, B., Van, T. T. H., Stent, T., Han, X., Rood, J. I., Wade, B., Keyburn, A. L., Seemann, T., Chen, H., Haring, V., Johanesen, P. A., Lyras, D. & Moore, R. J., 22 May 2018, In : BMC Genomics. 19, 1, 22 p., 379.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
2017
7 Citations (Scopus)

Conjugation-mediated horizontal gene transfer of Clostridium perfringens plasmids in the chicken gastrointestinal tract results in the formation of new virulent strains

Lacey, J. A., Keyburn, A. L., Ford, M. E., Portela, R. W., Johanesen, P. A., Lyras, D. & Moore, R. J., 1 Dec 2017, In : Applied and Environmental Microbiology. 83, 24, 13 p., e01814-17.

Research output: Contribution to journalArticleResearchpeer-review

1 Citation (Scopus)

Crystal structure of a β-aminopeptidase from an Australian Burkholderia sp.

John-White, M., Dumsday, G. J., Johanesen, P., Lyras, D., Drinkwater, N. & McGowan, S., 1 Jul 2017, In : Acta Crystallographica. Section F: Structural Biology Communications. F73, 7, p. 386-392 7 p.

Research output: Contribution to journalArticleResearchpeer-review

6 Citations (Scopus)
2 Citations (Scopus)
Open Access
File

X-ray crystal structure of cytochrome P450 monooxygenase CYP101J2 from Sphingobium yanoikuyae strain B2

Unterweger, B., Drinkwater, N., Johanesen, P., Lyras, D., Dumsday, G. J. & McGowan, S., 1 May 2017, In : Proteins: Structure, Function, and Bioinformatics. 85, 5, p. 945-950 6 p.

Research output: Contribution to journalArticleResearchpeer-review

2016
6 Citations (Scopus)

CYP101J2, CYP101J3, and CYP101J4, 1,8-cineolehydroxylating cytochrome P450 monooxygenases from Sphingobium yanoikuyae strain B2

Unterweger, B., Bulach, D. M., Scoble, J., Midgley, D. J., Greenfield, P., Lyras, D., Johanesen, P. & Dumsday, G. J., Nov 2016, In : Applied and Environmental Microbiology. 82, 22, p. 6507-6517 11 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
10 Citations (Scopus)

Genomic diversity of necrotic enteritis-associated strains of Clostridium perfringens: A review

Lacey, J. A., Johanesen, P. A., Lyras, D. & Moore, R. J., 31 May 2016, In : Avian Pathology. 45, 3, p. 302-307 6 p.

Research output: Contribution to journalReview ArticleOtherpeer-review

Methods for determining transfer of mobile genetic elements in Clostridium difficile

Johanesen, P. & Lyras, D., 2016, Methods in Molecular Biology. Roberts, A. P. & Mullany, P. (eds.). 2nd ed. New York NY USA: Humana Press, Vol. 1476. p. 199-213 15 p. (Methods in Molecular Biology; vol. 1476).

Research output: Chapter in Book/Report/Conference proceedingChapter (Book)Researchpeer-review

2015
32 Citations (Scopus)

Disruption of the gut microbiome: Clostridium difficile infection and the threat of antibiotic resistance

Johanesen, P. A., Mackin, K. E., Hutton, M. L., Awad, M. M., Larcombe, S., Amy, J. M. & Lyras, D., 2015, In : Genes. 6, 4, p. 1347 - 1360 14 p.

Research output: Contribution to journalArticleResearchpeer-review

Open Access
File
8 Citations (Scopus)

Extrachromosomal and integrated genetic elements in Clostridium difficile

Amy, J. M., Johanesen, P. A. & Lyras, D., 2015, In : Plasmid. 80, p. 97 - 110 14 p.

Research output: Contribution to journalArticleResearchpeer-review

2014
40 Citations (Scopus)

Clostridium difficile virulence factors: insights into an anaerobic spore-forming pathogen

Awad, M. M., Johanesen, P. A., Carter, G. P., Rose, E. & Lyras, D., 2014, In : Gut Microbes. 5, 5, p. 579 - 593 15 p.

Research output: Contribution to journalArticleResearchpeer-review

2013

Mobilisable genetic elements from the Clostridia

Adams, V., Johanesen, P. A., Rood, J. I. & Lyras, D., 2013, Bacterial Integrative Mobile Genetic Elements. Roberts, A. P. & Mullany, P. (eds.). 1st ed. USA: Landes Bioscience, p. 120-134 15 p.

Research output: Chapter in Book/Report/Conference proceedingChapter (Book)Researchpeer-review

2007
57 Citations (Scopus)

Rho activation regulates CXCL12 chemokine stimulated actin rearrangement and restitution in model intestinal epithelia

Moyer, R. A., Wendt, M. K., Johanesen, P. A., Turner, J. R. & Dwinell, M. B., 2007, In : Laboratory Investigation. 87, 8, p. 807 - 817 11 p.

Research output: Contribution to journalArticleResearchpeer-review

2006
40 Citations (Scopus)

Flagellin-independent regulation of chemokine host defense in Campylobacter jejuni-infected intestinal epithelium

Johanesen, P. A. & Dwinell, M. B., 2006, In : Infection and Immunity. 74, 6, p. 3437 - 3447 11 p.

Research output: Contribution to journalArticleResearchpeer-review

104 Citations (Scopus)

Silencing of epithelial CXCL12 expression by DNA hypermethylation promotes colonic carcinoma metastasis

Wendt, M. K., Johanesen, P. A., Kang-Decker, N., Binion, D. G., Shah, V. & Dwinell, M. B., 2006, In : Oncogene. 25, 26, p. 4986 - 4997 12 p.

Research output: Contribution to journalArticleResearchpeer-review

2005
63 Citations (Scopus)

CXCL12 activation of CXCR4 regulates mucosal host defense through stimulation of epithelial cell migration and promotion of intestinal barrier integrity

Smith, J. M., Johanesen, P. A., Wendt, M. K., Binion, D. G. & Dwinell, M. B., 2005, In : American Journal of Physiology - Gastrointestinal and Liver Physiology. 288, 2, p. G316 - G326 11 p.

Research output: Contribution to journalArticleResearchpeer-review

2004
18 Citations (Scopus)

The Clostridium perfringens TetA(P) efflux protein contains a functional variant of the Motif A region found in major facilitator superfamily transport proteins

Bannam, T. L., Johanesen, P. A., Salvado, C. L., Pidot, S. J. A., Farrow, K. A. & Rood, J. I., 2004, In : Microbiology. 150, Part 1, p. 127 - 134 8 p.

Research output: Contribution to journalArticleResearchpeer-review

2003
41 Citations (Scopus)

Immunobiology of epithelial chemokines in the intestinal mucosa

Dwinell, M. B., Johanesen, P. A. & Smith, J. M., 2003, In : Surgery. 133, 6, p. 601 - 607 7 p.

Research output: Contribution to journalArticleResearchpeer-review

5 Citations (Scopus)

Induction of pCW3-encoded tetracycline resistance in clostridium perfringens involves a host-encoded factor

Johanesen, P. A., Lyras, D. & Rood, J. I., 2001, In : Plasmid. 46, 3, p. 229 - 232 4 p.

Research output: Contribution to journalArticleResearchpeer-review

20 Citations (Scopus)

Transcriptional analysis of the tet(P) operon from Clostridium perfringens

Johanesen, P. A., Lyras, D., Bannam, T. L. & Rood, J. I., 2001, In : Journal of Bacteriology. 183, 24, p. 7110 - 7119 10 p.

Research output: Contribution to journalArticleResearchpeer-review

1999
20 Citations (Scopus)

Complete nucleotide sequence of the 27-kilobase virulence related locus ("vrl") of "Dichelobacter nodosus": evidence for extrachromosomal origin

Billington, S. J., Huggins, A. S., Johanesen, P. A., Crellin, P. K., Cheung, J., Katz, M. E., Wright, C. L., Haring, V. & Rood, J. I., 1999, In : Infection and Immunity. p. 1277 - 1286 10 p.

Research output: Contribution to journalArticleResearchpeer-review