In Vitro Ability of the Group B Streptococci to Inhibit Gram-Positive and Gram-Variable Constituents of the Bacterial Flora of the Female Genital Tract
1995
Group B Streptococci and Their Inhibition of Bacterial Flora in the Female Genital Tract
Sample size: 41
publication
Evidence: moderate
Author Information
Author(s): Pongsakdi Chaisilwattana, Gilles R.G. Monif
Primary Institution: Siriraj Hospital, Mahidol University; Creighton University School of Medicine
Hypothesis
Can group B streptococci inhibit the growth of other bacteria in the female genital tract?
Conclusion
Group B streptococci can significantly inhibit various bacteria in the female genital tract, suggesting they play a regulatory role in the vaginal flora.
Supporting Evidence
- Group B streptococci inhibited all tested strains of group A streptococci.
- All strains of lactobacilli were inhibited by group B streptococci.
- Group B streptococci did not inhibit coagulase-negative staphylococci or S. aureus.
Takeaway
Group B streptococci are like the bosses of bacteria in the vagina, keeping other bacteria in check.
Methodology
The study tested the ability of 41 isolates of group B streptococci to inhibit various target bacteria in vitro.
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