2019
Severe Leptospirosis Features in the Spleen Indicate Cellular Immunosuppression Similar to That Found in Septic Shock
Duarte-Neto A, Croda J, Pagliari C, Soriano F, Nicodemo A, Duarte M. Severe Leptospirosis Features in the Spleen Indicate Cellular Immunosuppression Similar to That Found in Septic Shock. Frontiers In Immunology 2019, 10: 920. PMID: 31114579, PMCID: PMC6503108, DOI: 10.3389/fimmu.2019.00920.Peer-Reviewed Original ResearchConceptsSeptic shockLeptospirosis patientsSevere leptospirosisPulmonary hemorrhagePositive cellsRed pulpBacterial septic shockSeptic shock patientsCaspase-3-positive cellsImmune cell markersSpleen of patientsActive caspase-3 positive cellsSemi-quantitative scoreImmunomodulatory treatmentShock patientsCellular immunosuppressionIL-10Immunologic featuresImmunosuppressive stateMarked atrophyEndothelial activationControl spleensHistological featuresIntense infiltrationPlasma cells
2009
Leptospirosis pulmonary haemorrhage syndrome is associated with linear deposition of immunoglobulin and complement on the alveolar surface
Croda J, Neto A, Brasil R, Pagliari C, Nicodemo A, Duarte M. Leptospirosis pulmonary haemorrhage syndrome is associated with linear deposition of immunoglobulin and complement on the alveolar surface. Clinical Microbiology And Infection 2009, 16: 593-599. PMID: 19778300, DOI: 10.1111/j.1469-0691.2009.02916.x.Peer-Reviewed Original ResearchConceptsLeptospirosis pulmonary hemorrhage syndromePulmonary hemorrhage syndromeLPHS patientsPulmonary hemorrhageAlveolar surfaceLinear depositionUnique histological patternLife-threatening syndromeImmunoglobulin depositsTreatment regimensPathological featuresPresent studyHistological patternLung specimensLung tissueSevere diseaseAlveolar septaHuman leptospirosisLinear stainingSyndromeZoonotic infectionGranular stainingHemorrhageHeterogeneous stainingPatients