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Related Experiment Video

Updated: Jun 30, 2026

A Murine Model of Group B Streptococcus Vaginal Colonization
10:19

A Murine Model of Group B Streptococcus Vaginal Colonization

Published on: November 16, 2016

[Preterm delivery and asymptomatic bacteriuria].

Jesús Pérez Molina1, Jesús Gaitán Meza, Juan Carlos Lona Reyes

  • 1Médico Departamento de Reproducción Humana, Crecimiento y Desarrollo Infantil, Centro Universitario de Ciencias de la Salud, Guadalajara, Jalisco, México. j_jesusm8@yahoo.com.mx

Ginecologia Y Obstetricia De Mexico
|September 19, 2008
PubMed
Summary
This summary is machine-generated.

Asymptomatic bacteriuria, the presence of bacteria in urine without symptoms, showed a trend towards an association with spontaneous preterm birth. Further research is needed to understand this complex relationship.

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Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice
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Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice

Published on: October 10, 2025

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Last Updated: Jun 30, 2026

A Murine Model of Group B Streptococcus Vaginal Colonization
10:19

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Published on: November 16, 2016

Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice
04:18

Modeling Ascending Vaginal Infection, Preterm Birth, and Neonatal Morbidity in Mice

Published on: October 10, 2025

Area of Science:

  • Obstetrics and Gynecology
  • Infectious Diseases
  • Neonatology

Context:

  • The link between asymptomatic bacteriuria and spontaneous preterm birth remains debated.
  • Preterm birth is a significant global health concern with multifactorial causes.

Purpose:

  • To investigate the association between asymptomatic bacteriuria and spontaneous preterm birth.
  • To evaluate asymptomatic bacteriuria as a potential risk factor for preterm delivery.

Summary:

  • A case-control study involving 92 preterm and 92 term pregnancies found asymptomatic bacteriuria to be more frequent in cases of preterm birth (p = 0.048).
  • A trend suggested an association with preterm birth (OR: 2.39; CI 95: 1.10-5.28), with E. coli, K. pneumoniae, and P. mirabilis being the most common isolates.
  • Infectious processes, including asymptomatic bacteriuria, may contribute to the multiple etiologies of preterm birth.

Impact:

  • Findings suggest asymptomatic bacteriuria may play a role in spontaneous preterm birth, warranting further clinical consideration.
  • Highlights the need for comprehensive etiological investigations into preterm birth, acknowledging infectious components.