Group B Streptococcus

E902870

Group B Streptococcus is a type of bacteria commonly found in the gastrointestinal and genital tracts that can cause serious infections in newborns, pregnant women, and adults with weakened immune systems.

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Statements (63)

Predicate Object
instanceOf Gram-positive coccus
bacterial species
beta-hemolytic Streptococcus
human pathogen
abbreviation GBS NERFINISHED
alsoKnownAs Streptococcus agalactiae NERFINISHED
alternativeTreatment cefazolin
clindamycin
vancomycin
capsule encapsulated
catalaseActivity catalase-negative
causesDisease adult meningitis
bacteremia in adults
cellulitis
chorioamnionitis
early-onset neonatal sepsis
late-onset neonatal sepsis
neonatal meningitis
neonatal pneumonia
osteomyelitis
postpartum endometritis
septic arthritis
urinary tract infection in pregnancy
cellArrangement chains
cellMorphology coccus
colonizationRateInPregnancy approximately 10–30 percent of pregnant women
colonizes rectum
vagina
diagnosisMethod blood culture
cerebrospinal fluid culture
culture from vaginal and rectal swabs
domain Bacteria
family Streptococcaceae NERFINISHED
firstLineTreatment ampicillin GENERATED
penicillin G GENERATED
genus Streptococcus NERFINISHED
gramStain Gram-positive
hemolysisType beta-hemolytic
LancefieldGroup group B
majorVirulenceFactor beta-hemolysin
polysaccharide capsule
surface proteins
naturalHabitat human gastrointestinal tract
human genital tract
order Lactobacillales NERFINISHED
oxygenRequirement facultative anaerobe
preventionMethod intrapartum antibiotic prophylaxis
publicHealthImpact leading cause of neonatal sepsis and meningitis in many countries
riskGroup immunocompromised adults
newborns
older adults
pregnant women
screeningRecommendation universal screening of pregnant women at 35–37 weeks gestation
serotypes II
III
Ia
Ib
V
taxonRank species
transmissionRoute ascending infection from vagina
person-to-person contact
vertical transmission during childbirth
vaccineStatus no licensed vaccine as of 2024

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Cepheid developsTestFor Group B Streptococcus