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Related Concept Videos

Development of the Oral Microbiota01:28

Development of the Oral Microbiota

The establishment of the oral microbiome begins before birth, challenging the long-held belief that the fetal oral cavity is sterile. The presence of oral microbes such as Streptococcus and Fusobacterium in amniotic fluid suggests that microbial exposure may occur in utero, potentially through translocation from the maternal oral or gastrointestinal tract. This early colonization primes the neonatal immune system and sets the stage for subsequent microbial succession. Maternal health,...
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Bacterial Meningitis II: Pathophysiology

Bacterial meningitis typically begins when pathogens such as Neisseria meningitidis and Streptococcus pneumoniae colonize the nasopharynx and invade the bloodstream. This process is facilitated by bacterial virulence factors, such as polysaccharide capsules, which resist phagocytosis and complement-mediated killing. Less commonly, bacteria reach the central nervous system via contiguous spread from infections like otitis media or sinusitis, through congenital or acquired dural defects, or...
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Bacterial Meningitis I: Introduction

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Streptococcal Pharyngitis

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Bacterial Phylum Spirochaetes

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Related Experiment Video

Updated: Jun 3, 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

[Streptococci group B in perinatology].

K Biringer1, K Biskupská Bod'ová, M Hasko

  • 1Gynekologicko-pôrodnicka klinika JLF UK, Martin, Slovensko. biringer@jfmed.uniba.sk

Ceska Gynekologie
|March 8, 2011
PubMed
Summary

This study assessed group B streptococci (GBS) screening and intrapartal antibiotic prophylaxis (IAP). Findings indicate opportunities to enhance GBS prophylaxis, especially for unknown GBS status and preterm deliveries.

Related Experiment Videos

Last Updated: Jun 3, 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

Area of Science:

  • Obstetrics and Gynecology
  • Infectious Disease Prevention
  • Neonatal Health

Context:

  • Group B Streptococcus (GBS) poses risks during pregnancy and childbirth.
  • Antenatal screening and intrapartal antibiotic prophylaxis (IAP) are key preventive strategies.
  • Variations in screening and prophylaxis protocols necessitate evaluation.

Purpose:

  • To evaluate the effectiveness of GBS screening and IAP in a retrospective cohort.
  • To identify areas for improvement in GBS prophylaxis protocols.
  • To analyze the impact of GBS status on antibiotic prophylaxis timing.

Summary:

  • A retrospective study of 1005 deliveries assessed GBS screening and IAP.
  • Intrapartal antibiotic prophylaxis was most frequent in GBS-positive mothers (75.3%).
  • The study highlights potential improvements for GBS prophylaxis in cases of unknown GBS status and preterm delivery.

Impact:

  • Optimizing GBS prophylaxis can reduce neonatal GBS infections.
  • Improved protocols may enhance patient outcomes in obstetric care.
  • Evidence-based strategies can refine current obstetric infectious disease management.