scholarly journals Acquired homotypic and heterotypic immunity against oculogenital Chlamydia trachomatis serovars following female genital tract infection in mice

2005 ◽  
Vol 5 (1) ◽  
Author(s):  
Joseph M Lyons ◽  
Servaas A Morré ◽  
Lucy P Airo-Brown ◽  
A Salvador Peña ◽  
James I Ito
PLoS ONE ◽  
2013 ◽  
Vol 8 (3) ◽  
pp. e58565 ◽  
Author(s):  
Rodolfo D. Vicetti Miguel ◽  
Stephen A. K. Harvey ◽  
William A. LaFramboise ◽  
Seth D. Reighard ◽  
Dean B. Matthews ◽  
...  

1999 ◽  
Vol 67 (10) ◽  
pp. 5518-5521 ◽  
Author(s):  
James I. Ito ◽  
Joseph M. Lyons

ABSTRACT Earlier investigations have not shown an important role for gamma interferon (IFN-γ) in the early clearance of chlamydial infection from the murine female genital tract. In a model using a human genital isolate of Chlamydia trachomatis in IFN-γ and IFN-γ receptor knockout mice, we were able to demonstrate a major role for IFN-γ in mediating control of infection throughout the course of infection.


2006 ◽  
Vol 2006 ◽  
pp. 1-6
Author(s):  
Joseph M. Lyons ◽  
James I. Ito ◽  
Servaas A. Morré

Objective.The aim of this study was to determine if vaginal application of the immune response modifier imiquimod (Aldara cream, 3M Pharmaceuticals, St Paul, Minn) would alter the course and/or outcome of female genital tract infection with a human isolate ofChlamydia trachomatisin a murine model.Methods.Groups of CF-1 mice were treated with Aldara on three different schedules: (1) ongoing beginning 5 days prior to and continuing through day 5 of infection; (2) a single prophylactic dose 2 hours prior to infection; and (3) therapeutic from day 4 to day 14 of infection. Mice were infected vaginally with a serovar D strain ofC trachomatis, and monitored by culture to determine the level of shedding and duration of infection.Results.We observed a significant reduction in both duration of infection and the level of shedding during the acute phase in mice treated on an ongoing basis commencing 5 days prior to infection. There was no effect with respect to the other regimens.Conclusion.These results demonstrate that ongoing Aldara treatment has efficacy and may enhance local innate immunity which reduces the duration of subsequent infection with human isolates ofC trachomatisin a murine model of female genital tract infection.


PLoS ONE ◽  
2016 ◽  
Vol 11 (6) ◽  
pp. e0156605 ◽  
Author(s):  
Jamal Qualai ◽  
Jon Cantero ◽  
Lin-Xi Li ◽  
José Manuel Carrascosa ◽  
Eduard Cabré ◽  
...  

2000 ◽  
Vol 183 (1) ◽  
pp. 252-256 ◽  
Author(s):  
S WITKIN ◽  
I LINHARES ◽  
P GIRALDO ◽  
J JEREMIAS ◽  
W LEDGER

2013 ◽  
Vol 81 (9) ◽  
pp. 3060-3067 ◽  
Author(s):  
Evelien De Clercq ◽  
Isabelle Kalmar ◽  
Daisy Vanrompay

ABSTRACTChlamydia trachomatisis a Gram-negative obligate intracellular bacterial pathogen. It is the leading cause of bacterial sexually transmitted disease in the world, with more than 100 million new cases of genital tract infections withC. trachomatisoccurring each year. Animal models are indispensable for the study ofC. trachomatisinfections and the development and evaluation of candidate vaccines. In this paper, the most commonly used animal models to study female genital tract infections withC. trachomatiswill be reviewed, namely, the mouse, guinea pig, and nonhuman primate models. Additionally, we will focus on the more recently developed pig model.


2000 ◽  
Vol 183 (1) ◽  
pp. 252-256 ◽  
Author(s):  
Steven S. Witkin ◽  
Iara Linhares ◽  
Paulo Giraldo ◽  
Jan Jeremias ◽  
William J. Ledger

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