SepsisInfant, NewbornAnimals, NewbornInfant, Newborn, DiseasesNeonatal ScreeningShock, SepticSystemic Inflammatory Response SyndromePuncturesCecumPregnancyMultiple Organ FailureInfant, PrematureBacteremiaIntensive Care Units, NeonatalGestational AgeInfant CareInfant, Premature, DiseasesRespiratory Distress Syndrome, NewbornIntensive Care UnitsLigationCritical IllnessEndotoxemiaFetal BloodDisease Models, AnimalProspective StudiesAPACHECalcitoninLipopolysaccharidesAsphyxia NeonatorumBacterial InfectionsTime FactorsStreptococcus agalactiaePeritonitisBirth WeightNurseries, HospitalGram-Negative Bacterial InfectionsMice, Inbred C57BLBiological MarkersResuscitationProtein CBurnsNeonatologyJaundice, NeonatalAnti-Bacterial AgentsCytokinesMaternal-Fetal ExchangeStreptococcal InfectionsRetrospective StudiesPregnancy Complications, InfectiousErythroblastosis, FetalHMGB1 ProteinInfant WelfareSwinePerinatal CarePuerperal InfectionCritical CareHearing TestsSeverity of Illness IndexEndotoxinsLungMetabolism, Inborn ErrorsTreatment OutcomeRats, Sprague-DawleyInflammationInfant, Very Low Birth WeightInfant MortalityApgar ScoreTumor Necrosis Factor-alphaDelivery, ObstetricInfectious Disease Transmission, VerticalEscherichia coli InfectionsNeutrophilsIntensive Care, NeonatalDisseminated Intravascular CoagulationBlood Specimen CollectionInterleukin-6Infant, Low Birth Weight