11 results

Carbon Nanoparticles Inhibit the Antimicrobial Activities of the Human Cathelicidin LL-37 through Structural Alteration

Journal Article
Findlay, F., Pohl, J., Svoboda, P., Shakamuri, P., McLean, K., Inglis, N. F., …Barlow, P. G. (2017)
Carbon Nanoparticles Inhibit the Antimicrobial Activities of the Human Cathelicidin LL-37 through Structural Alteration. Journal of Immunology, 199(7), 2483-2490. https://doi.org/10.4049/jimmunol.1700706
Host defense peptides, also known as antimicrobial peptides, are key elements of innate host defense. One host defense peptide with well-characterized antimicrobial activity i...

Cathelicidins display conserved direct antiviral activity towards rhinovirus.

Journal Article
Sousa, F. H., Casanova, V., Findlay, F., Stevens, C., Svoboda, P., Pohl, J., …Barlow, P. G. (2017)
Cathelicidins display conserved direct antiviral activity towards rhinovirus. Peptides, 95, 76-83. https://doi.org/10.1016/j.peptides.2017.07.013
Human rhinoviruses (HRVs) are the most common cause of viral respiratory tract infections, and are associated with significant morbidity and mortality in immunocompromised ind...

MAPK Activation Is Essential for Waddlia chondrophila Induced CXCL8 Expression in Human Epithelial Cells

Journal Article
Storrie, S., Longbottom, D., Barlow, P. G., & Wheelhouse, N. (2016)
MAPK Activation Is Essential for Waddlia chondrophila Induced CXCL8 Expression in Human Epithelial Cells. PLOS ONE, 11(3), https://doi.org/10.1371/journal.pone.0152193
Background Waddlia chondrophila (W. chondrophila) is an emerging agent of respiratory and reproductive disease in humans and cattle. The organism is a member of the order Chla...

Waddlia chondrophila Infects and Multiplies in Ovine Trophoblast Cells Stimulating an Inflammatory Immune Response

Journal Article
Wheelhouse, N., Coyle, C., Barlow, P. G., Mitchell, S., Greub, G., Baszler, T., …Longbottom, D. (2014)
Waddlia chondrophila Infects and Multiplies in Ovine Trophoblast Cells Stimulating an Inflammatory Immune Response. PLOS ONE, 9(7), https://doi.org/10.1371/journal.pone.0102386
BACKGROUND Waddlia chondrophila (W. chondrophila) is an emerging abortifacient organism which has been identified in the placentae of humans and cattle. The organism is a mem...

Antiviral potential of cathelicidins

Journal Article
Barlow, P. G., Findlay, E. G., Currie, S. M., & Davidson, D. J. (2014)
Antiviral potential of cathelicidins. Future Microbiology, 9(1), 55-73. https://doi.org/10.2217/fmb.13.135
The global burden of morbidity and mortality arising from viral infections is high; however, the development of effective therapeutics has been slow. As our understanding of i...

Antiviral Activity and Increased Host Defense against Influenza Infection Elicited by the Human Cathelicidin LL-37

Journal Article
Barlow, P. G., Svoboda, P., Mackellar, A., Nash, A. A., York, I. A., Pohl, J., …Donis, R. O. (2011)
Antiviral Activity and Increased Host Defense against Influenza Infection Elicited by the Human Cathelicidin LL-37. PLOS ONE, 6(10), https://doi.org/10.1371/journal.pone.0025333
The extensive world-wide morbidity and mortality caused by influenza A viruses highlights the need for new insights into the host immune response and novel treatment approache...

The Human Cathelicidin LL-37 Preferentially Promotes Apoptosis of Infected Airway Epithelium

Journal Article
Barlow, P. G., Beaumont, P. E., Cosseau, C., Mackellar, A., Wilkinson, T. S., Hancock, R. E. W., …Davidson, D. J. (2010)
The Human Cathelicidin LL-37 Preferentially Promotes Apoptosis of Infected Airway Epithelium. American Journal of Respiratory Cell and Molecular Biology, 43(6), 692-702. https://doi.org/10.1165/rcmb.2009-0250oc
Cationic host defense peptides are key, evolutionarily conserved components of the innate immune system. The human cathelicidin LL-37 is an important cationic host defense pep...

A Candidate H1N1 Pandemic Influenza Vaccine Elicits Protective Immunity in Mice

Journal Article
Steitz, J., Barlow, P. G., Hossain, J., Kim, E., Okada, K., Kenniston, T., …Gambotto, A. (2010)
A Candidate H1N1 Pandemic Influenza Vaccine Elicits Protective Immunity in Mice. PLOS ONE, 5(5), https://doi.org/10.1371/journal.pone.0010492
Background In 2009 a new pandemic disease appeared and spread globally. The recent emergence of the pandemic influenza virus H1N1 first isolated in Mexico and USA raised conce...

Secondary necrosis of apoptotic neutrophils induced by the human cathelicidin LL-37 is not proinflammatory to phagocytosing macrophages

Journal Article
Li, H., Barlow, P. G., Bylund, J., Mackellar, A., Björstad, Å., Conlon, J., …Davidson, D. J. (2009)
Secondary necrosis of apoptotic neutrophils induced by the human cathelicidin LL-37 is not proinflammatory to phagocytosing macrophages. Journal of Leukocyte Biology, 86(4), 891-902. https://doi.org/10.1189/jlb.0209050
Cathelicidins are CHDP with essential roles in innate host defense but also more recently associated with the pathogenesis of certain chronic diseases. These peptides have mic...

Nanoparticle interactions with zinc and iron: Implications for toxicology and inflammation

Journal Article
Wilson, M. R., Foucaud, L., Barlow, P. G., Hutchison, G. R., Sales, J., Simpson, R. J., & Stone, V. (2007)
Nanoparticle interactions with zinc and iron: Implications for toxicology and inflammation. Toxicology and Applied Pharmacology, 225(1), 80-89. https://doi.org/10.1016/j.taap.2007.07.012
Particulate air pollution (PM10) consists of a mixture of components, including nanoparticles and metals. Studies from our laboratory have demonstrated that transition metals ...