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Updated: Jan 23, 2026

Capsular Serotyping of Streptococcus pneumoniae by Latex Agglutination
Published on: September 25, 2014
Four methods for identifying ambiguous Streptococcus pneumoniae isolates: the experience from a Swedish university
G Kazdaglis1,2, J Lucin1, K Kertat1
1Department of Medical Microbiology, Linköping University hospital, Sweden.
Abstract:
Streptococcus pneumoniae is a Gram-positive, alpha-hemolytic, facultative anaerobic coccus. It is the most common cause of community acquired pneumonia in adults and infants, and a major cause of morbidity and mortality. It is also a frequent cause of otitis media and sinus infections. It spreads through close person-to-person contact via respiratory droplets. It presents as pneumonia, bacteremia, or meningitis.
Insights
Streptococcus pneumoniae, a common bacterium, causes serious infections like pneumonia and meningitis in adults and infants. Understanding its transmission and common illnesses is crucial for public health.
Area of Science:
- Microbiology
- Infectious Diseases
- Public Health
Background:
- Streptococcus pneumoniae is a leading cause of bacterial pneumonia, meningitis, and sepsis.
- This Gram-positive coccus is a significant contributor to global morbidity and mortality, particularly in vulnerable populations.
- The bacterium is a common colonizer of the nasopharynx and spreads via respiratory droplets.
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