capsular polysaccharide

Acinetobacter baumannii complex-Introduction, Species in this group, Morphology, Pathogenicity, Lab Diagnosis, Treatment, Prevention, and Keynotes

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Gram-negative coccobacilli (often in pairs) of Acinetobacter baumannii complex

Introduction The Acinetobacter baumannii complex (ABC) is a group of highly resilient, opportunistic Gram-negative bacteria that pose a critical threat in healthcare settings. Classified as an “ESKAPE” pathogen, it is a leading cause of severe hospital-acquired (nosocomial) infections. The World Health Organization (WHO) categorizes carbapenem-resistant …

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Streptococcus agalactiae (GBS): Introduction, Pathogenicity, Lab Diagnosis, Treatment, and Keynotes

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Gram-positive cocci in chains Streptococcus agalactiae (GBS)

Introduction Streptococcus agalactiae, also known as Group B Streptococcus (GBS), is a Gram-positive, beta-hemolytic coccus arranged in chains. It is a major cause of neonatal sepsis, meningitis, and infections in pregnant women, and an emerging pathogen in immunocompromised adults. GBS commonly colonizes the gastrointestinal and …

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