Clindamycin and ibuprofen effects on chlamydial salpingitis in mice
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J D Blanco1, R M Patterson, I Ramzy
1Department of Obstetrics and Gynecology, Texas Tech University Health Sciences Center, Lubbock 79430.
Abstract:
To evaluate the effects of clindamycin and ibuprofen on a model of upper genital tract chlamydial infection in mice, 64 Swiss Webster white mice were inoculated in the left ovarian bursa with a mouse pneumonitis strain of Chlamydia trachomatis. Chlamydia-inoculated mice received clindamycin, ibuprofen, clindamycin and ibuprofen, or no treatment. Mice were killed at intervals, and their genital tracts were examined grossly and microscopically for evidence of infection and cultured for Chlamydia. Sixty-seven per cent of inoculated, untreated mice manifested gross evidence of inflammation compared with 22.4% of mice in any treatment group (P less than .025). C. trachomatis was isolated in 10.2% of mice treated with any drug regimen, whereas 46.7% of untreated mice were culture-positive (P less than .025). In this model, therapy with clindamycin, ibuprofen, or both drugs in combination decreased gross and histologic evidence of inflammation as well as the rate of recovery of C. trachomatis from the genital tract.
Insights
Clindamycin and ibuprofen treatments significantly reduced inflammation and Chlamydia trachomatis recovery in a mouse model of upper genital tract infection. These findings suggest potential therapeutic benefits for these drugs in treating chlamydial infections.
Area of Science:
- Microbiology
- Pharmacology
- Immunology
Background:
- Upper genital tract infections caused by Chlamydia trachomatis are a significant cause of infertility and pelvic inflammatory disease.
- Current treatment regimens may have limitations, necessitating the exploration of alternative or adjunctive therapies.
Purpose of the Study:
- To investigate the efficacy of clindamycin and ibuprofen, alone and in combination, in a murine model of Chlamydia trachomatis infection.
- To assess the impact of these treatments on inflammation and bacterial load in the genital tract.
Main Methods:
- Sixty-four Swiss Webster white mice were inoculated with Chlamydia trachomatis.
- Mice received clindamycin, ibuprofen, a combination of both, or no treatment.
- Genital tracts were examined grossly and microscopically, and cultured for Chlamydia at various intervals.
Main Results:
- Treatment groups showed a significant reduction in gross evidence of inflammation (22.4%) compared to untreated controls (67%) (P < .025).
- Chlamydia trachomatis was isolated from a lower percentage of treated mice (10.2%) versus untreated mice (46.7%) (P < .025).
- Both clindamycin and ibuprofen, individually and combined, decreased inflammation and Chlamydia recovery.
Conclusions:
- Clindamycin and ibuprofen demonstrate therapeutic potential in reducing inflammation and bacterial burden in a model of upper genital tract chlamydial infection.
- These findings support further investigation into the use of clindamycin and ibuprofen for managing Chlamydia trachomatis infections.