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Items: 1 to 50 of 117

1.

Staphylococcus aureus Superantigen-Like Protein SSL1: A Toxic Protease.

Tang A, Caballero AR, Bierdeman MA, Marquart ME, Foster TJ, Monk IR, O'Callaghan RJ.

Pathogens. 2019 Jan 1;8(1). pii: E2. doi: 10.3390/pathogens8010002.

2.

Mechanism of Pseudomonas aeruginosa Small Protease (PASP), a Corneal Virulence Factor.

Tang A, Caballero AR, Marquart ME, Bierdeman MA, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2018 Dec 3;59(15):5993-6002. doi: 10.1167/iovs.18-25834.

3.

Pseudomonas aeruginosa Protease IV Exacerbates Pneumococcal Pneumonia and Systemic Disease.

Bradshaw JL, Caballero AR, Bierdeman MA, Adams KV, Pipkins HR, Tang A, O'Callaghan RJ, McDaniel LS.

mSphere. 2018 May 2;3(3). pii: e00212-18. doi: 10.1128/mSphere.00212-18. eCollection 2018 May-Jun.

4.

The Pathogenesis of Staphylococcus aureus Eye Infections.

O'Callaghan RJ.

Pathogens. 2018 Jan 10;7(1). pii: E9. doi: 10.3390/pathogens7010009. Review.

5.

Reactions with Antisera and Pathological Effects of Staphylococcus aureus Gamma-Toxin in the Cornea.

Bierdeman MA, Torres AM, Caballero AR, Tang A, O'Callaghan RJ.

Curr Eye Res. 2017 Aug;42(8):1100-1107. doi: 10.1080/02713683.2017.1279636. Epub 2017 Mar 27.

PMID:
28346009
6.

Pseudomonas aeruginosa proteolytically alters the interleukin 22-dependent lung mucosal defense.

Guillon A, Brea D, Morello E, Tang A, Jouan Y, Ramphal R, Korkmaz B, Perez-Cruz M, Trottein F, O'Callaghan RJ, Gosset P, Si-Tahar M.

Virulence. 2017 Aug 18;8(6):810-820. doi: 10.1080/21505594.2016.1253658. Epub 2016 Oct 28.

7.

Staphylococcus Alpha-Toxin Action on the Rabbit Iris: Toxic Effects and Their Inhibition.

Arana AM, Bierdeman MA, Balzli CL, Tang A, Caballero AR, Patel R, O'Callaghan RJ.

Curr Eye Res. 2015;40(8):830-8. doi: 10.3109/02713683.2014.959609. Epub 2014 Sep 30.

PMID:
25266876
8.

Effectiveness of Alpha-toxin Fab Monoclonal Antibody Therapy in Limiting the Pathology of Staphylococcus aureus Keratitis.

Caballero AR, Foletti DL, Bierdeman MA, Tang A, Arana AM, Hasa-Moreno A, Sangalang ERB, O'Callaghan RJ.

Ocul Immunol Inflamm. 2015 Aug;23(4):297-303. doi: 10.3109/09273948.2014.920035. Epub 2014 Jun 9.

PMID:
24912088
9.

Pseudomonas aeruginosa small protease (PASP), a keratitis virulence factor.

Tang A, Caballero AR, Marquart ME, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2013 Apr 17;54(4):2821-8. doi: 10.1167/iovs.13-11788.

10.

Infectious keratitis: secreted bacterial proteins that mediate corneal damage.

Marquart ME, O'Callaghan RJ.

J Ophthalmol. 2013;2013:369094. doi: 10.1155/2013/369094. Epub 2013 Jan 8.

11.

Staphylococcus aureus infection of the rabbit cornea following topical administration.

Tang A, Balzli CL, Caballero AR, McCormick CC, Taylor SD, O'Callaghan RJ.

Curr Eye Res. 2012 Dec;37(12):1075-83. doi: 10.3109/02713683.2012.716485. Epub 2012 Aug 23.

PMID:
22916736
12.

Diverse virulence of Staphylococcus aureus strains for the conjunctiva.

McCormick CC, Caballero AR, Balzli CL, Tang A, Weeks A, O'Callaghan RJ.

Curr Eye Res. 2011 Jan;36(1):14-20. doi: 10.3109/02713683.2010.523194.

PMID:
21174593
13.

Penetration and effectiveness of prophylactic fluoroquinolones in experimental methicillin-sensitive or methicillin-resistant Staphylococcus aureus anterior chamber infections.

Balzli CL, Caballero AR, Tang A, Weeks AC, O'Callaghan RJ.

J Cataract Refract Surg. 2010 Dec;36(12):2160-7. doi: 10.1016/j.jcrs.2010.06.070.

PMID:
21111321
14.

The effectiveness of an improved combination therapy for experimental Staphylococcus aureus keratitis.

Balzli CL, McCormick CC, Caballero AR, Tang A, O'Callaghan RJ.

Adv Ther. 2010 Dec;27(12):933-40. doi: 10.1007/s12325-010-0082-x. Epub 2010 Oct 22.

PMID:
21046494
15.

Sustained anti-staphylococcal effect of lysostaphin in the rabbit aqueous humor.

Balzli CL, McCormick CC, Caballero AR, O'Callaghan RJ.

Curr Eye Res. 2010 Jun;35(6):480-6. doi: 10.3109/02713681003664949.

PMID:
20465441
16.

A highly virulent Staphylococcus aureus: rabbit anterior chamber infection, characterization, and genetic analysis.

Balzli CL, Bartell J, Dajcs JJ, McCormick CC, Caballero AR, Stroman D, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2010 Oct;51(10):5114-20. doi: 10.1167/iovs.10-5179. Epub 2010 May 12.

PMID:
20463315
17.

Comparing the effectiveness of moxifloxacin and povidone-iodine with povidone-iodine alone.

Balzli CL, Caballero AR, O'Callaghan RJ.

J Cataract Refract Surg. 2010 May;36(5):871; author reply 871-2. doi: 10.1016/j.jcrs.2010.03.012. No abstract available.

PMID:
20457392
18.

Development of a Streptococcus pneumoniae keratitis model in mice.

Moore QC 3rd, McCormick CC, Norcross EW, Onwubiko C, Sanders ME, Fratkin J, McDaniel LS, O'Callaghan RJ, Marquart ME.

Ophthalmic Res. 2009;42(3):141-6. doi: 10.1159/000229028. Epub 2009 Jul 23.

19.

Properties of PASP: a Pseudomonas protease capable of mediating corneal erosions.

Tang A, Marquart ME, Fratkin JD, McCormick CC, Caballero AR, Gatlin HP, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2009 Aug;50(8):3794-801. doi: 10.1167/iovs.08-3107. Epub 2009 Feb 28.

20.

Chemical inhibition of alpha-toxin, a key corneal virulence factor of Staphylococcus aureus.

McCormick CC, Caballero AR, Balzli CL, Tang A, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2009 Jun;50(6):2848-54. doi: 10.1167/iovs.08-3157. Epub 2009 Jan 10.

PMID:
19136695
21.

Fluoroquinolone therapy in a rabbit model of post-LASIK methicillin-resistant Staphylococcus aureus keratitis.

Balzli CL, McCormick CC, Caballero AR, Huang B, Wigington L, Smith E, Tang A, O'Callaghan RJ.

J Cataract Refract Surg. 2008 Feb;34(2):295-301. doi: 10.1016/j.jcrs.2007.10.022.

PMID:
18242457
22.

Protection from Streptococcus pneumoniae keratitis by passive immunization with pneumolysin antiserum.

Green SN, Sanders M, Moore QC 3rd, Norcross EW, Monds KS, Caballero AR, McDaniel LS, Robinson SA, Onwubiko C, O'Callaghan RJ, Marquart ME.

Invest Ophthalmol Vis Sci. 2008 Jan;49(1):290-4. doi: 10.1167/iovs.07-0492.

23.

Surfactant protein D in Pseudomonas aeruginosa keratitis.

McCormick CC, Hobden JA, Balzli CL, Reed JM, Caballero AR, Denard BS, Tang A, O'Callaghan RJ.

Ocul Immunol Inflamm. 2007 Sep-Oct;15(5):371-9.

PMID:
17972221
24.

Age-related differences in rabbits during experimental Staphylococcus aureus keratitis.

O'Callaghan RJ, McCormick CC, Caballero AR, Marquart ME, Gatlin HP, Fratkin JD.

Invest Ophthalmol Vis Sci. 2007 Nov;48(11):5125-31.

PMID:
17962465
25.

Cholesterol as treatment for pneumococcal keratitis: cholesterol-specific inhibition of pneumolysin in the cornea.

Marquart ME, Monds KS, McCormick CC, Dixon SN, Sanders ME, Reed JM, McDaniel LS, Caballero AR, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2007 Jun;48(6):2661-6.

26.

Corneal virulence of Pseudomonas aeruginosa elastase B and alkaline protease produced by Pseudomonas putida.

Thibodeaux BA, Caballero AR, Marquart ME, Tommassen J, O'Callaghan RJ.

Curr Eye Res. 2007 Apr;32(4):373-86.

PMID:
17453960
27.

The effectiveness of lysostaphin therapy for experimental coagulase-negative Staphylococcus endophthalmitis.

McCormick CC, Dajcs JJ, Reed JM, Marquart ME, O'Callaghan RJ.

Curr Eye Res. 2006 Mar;31(3):225-30.

PMID:
16531279
28.

Effectiveness of fluoroquinolones against Mycobacterium abscessus in vivo.

Caballero AR, Marquart ME, O'Callaghan RJ, Thibodeaux BA, Johnston KH, Dajcs JJ.

Curr Eye Res. 2006 Jan;31(1):23-9.

PMID:
16421016
29.

Identification of a novel secreted protease from Pseudomonas aeruginosa that causes corneal erosions.

Marquart ME, Caballero AR, Chomnawang M, Thibodeaux BA, Twining SS, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2005 Oct;46(10):3761-8.

PMID:
16186360
30.

Pseudomonas aeruginosa protease IV: a corneal virulence factor of low immunogenicity.

Thibodeaux BA, Caballero AR, Dajcs JJ, Marquart ME, Engel LS, O'Callaghan RJ.

Ocul Immunol Inflamm. 2005 Apr-Jun;13(2-3):169-82.

PMID:
16019676
31.

Effects of toxin production in a murine model of Staphylococcus aureus keratitis.

Girgis DO, Sloop GD, Reed JM, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2005 Jun;46(6):2064-70.

PMID:
15914624
32.

Pathogenesis of Staphylococcus in the rabbit anterior chamber.

Girgis DO, Reed JM, Monds KS, Dajcs JJ, Marquart ME, Thibodeaux BA, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2005 Apr;46(4):1371-8.

PMID:
15790904
33.

Ocular virulence of capsule-deficient streptococcus pneumoniae in a rabbit keratitis model.

Reed JM, O'Callaghan RJ, Girgis DO, McCormick CC, Caballero AR, Marquart ME.

Invest Ophthalmol Vis Sci. 2005 Feb;46(2):604-8.

PMID:
15671288
34.

Combined morphological-spectral unsupervised image segmentation.

O'Callaghan RJ, Bull DR.

IEEE Trans Image Process. 2005 Jan;14(1):49-62.

PMID:
15646872
35.

Susceptibility of aged mice to Staphylococcus aureus keratitis.

Girgis DO, Sloop GD, Reed JM, O'Callaghan RJ.

Curr Eye Res. 2004 Oct-Nov;29(4-5):269-75.

PMID:
15590472
36.

Pseudomonas aeruginosa protease IV degrades surfactant proteins and inhibits surfactant host defense and biophysical functions.

Malloy JL, Veldhuizen RA, Thibodeaux BA, O'Callaghan RJ, Wright JR.

Am J Physiol Lung Cell Mol Physiol. 2005 Feb;288(2):L409-18. Epub 2004 Oct 29.

37.

Quantitative comparison of fluoroquinolone therapies of experimental gram-negative bacterial keratitis.

Thibodeaux BA, Dajcs JJ, Caballero AR, Marquart ME, Girgis DO, O'Callaghan RJ.

Curr Eye Res. 2004 May;28(5):337-42.

PMID:
15287370
38.

Effectiveness of ciprofloxacin, levofloxacin, or moxifloxacin for treatment of experimental Staphylococcus aureus keratitis.

Dajcs JJ, Thibodeaux BA, Marquart ME, Girgis DO, Traidej M, O'Callaghan RJ.

Antimicrob Agents Chemother. 2004 Jun;48(6):1948-52.

39.

Calcium and magnesium enhance the production of Pseudomonas aeruginosa protease IV, a corneal virulence factor.

Marquart ME, Dajcs JJ, Caballero AR, Thibodeaux BA, O'Callaghan RJ.

Med Microbiol Immunol. 2005 Jan;194(1-2):39-45. Epub 2003 Nov 20.

PMID:
14628143
40.

Host defense against bacterial keratitis.

O'Callaghan RJ, Girgis DO, Dajcs JJ, Sloop GD.

Ocul Immunol Inflamm. 2003 Sep;11(3):171-81.

PMID:
14566643
41.

A new topical model of Staphylococcus corneal infection in the mouse.

Girgis DO, Sloop GD, Reed JM, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2003 Apr;44(4):1591-7.

PMID:
12657597
42.

Phospholipase A2 activity in normal and Staphylococcus aureus-infected rabbit eyes.

Girgis DO, Dajcs JJ, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2003 Jan;44(1):197-202.

PMID:
12506075
43.

Molecular analysis of Pseudomonas aeruginosa protease IV expressed in Pseudomonas putida.

Traidej M, Caballero AR, Marquart ME, Thibodeaux BA, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2003 Jan;44(1):190-6.

PMID:
12506074
44.

Immunity to lysostaphin and its therapeutic value for ocular MRSA infections in the rabbit.

Dajcs JJ, Thibodeaux BA, Girgis DO, Shaffer MD, Delvisco SM, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2002 Dec;43(12):3712-6.

PMID:
12454041
45.

Identification of the active site residues of Pseudomonas aeruginosa protease IV. Importance of enzyme activity in autoprocessing and activation.

Traidej M, Marquart ME, Caballero AR, Thibodeaux BA, O'Callaghan RJ.

J Biol Chem. 2003 Jan 24;278(4):2549-53. Epub 2002 Nov 4.

46.

Effectiveness of mupirocin and polymyxin B in experimental Staphylococcus aureus, Pseudomonas aeruginosa, and Serratia marcescens keratitis.

Moreau JM, Conerly LL, Hume EB, Dajcs JJ, Girgis DO, Cannon BM, Thibodeaux BA, Stroman DW, O'Callaghan RJ.

Cornea. 2002 Nov;21(8):807-11.

PMID:
12410042
47.

Corneal virulence of Staphylococcus aureus in an experimental model of keratitis.

Dajcs JJ, Thibodeaux BA, Girgis DO, O'Callaghan RJ.

DNA Cell Biol. 2002 May-Jun;21(5-6):375-82.

PMID:
12167239
48.

Corneal pathogenesis of Staphylococcus aureus strain Newman.

Dajcs JJ, Austin MS, Sloop GD, Moreau JM, Hume EB, Thompson HW, McAleese FM, Foster TJ, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2002 Apr;43(4):1109-15.

PMID:
11923253
49.

The effectiveness of tobramycin and Ocuflox in a prophylaxis model of Staphylococcus keratitis.

Dajcs JJ, Moreau JM, Stroman DW, Schlech BA, Ke TL, Thibodeaux BA, Girgis DO, Caballero AR, O'Callaghan RJ.

Curr Eye Res. 2001 Jul;23(1):60-3.

PMID:
11821987
50.

Staphylococcus corneal virulence in a new topical model of infection.

Hume EB, Dajcs JJ, Moreau JM, Sloop GD, Willcox MD, O'Callaghan RJ.

Invest Ophthalmol Vis Sci. 2001 Nov;42(12):2904-8.

PMID:
11687535

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