Perforin Expression and Natural Killer-Cell Proportion as Biomarkers in Secondary Hemophagocytic Lymphohistiocytosis
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BACKGROUND Secondary hemophagocytic lymphohistiocytosis (sHLH) is a life-threatening hyperinflammatory syndrome. The immunopathology of cytotoxic lymphocytes in sHLH is complex and differs from primary HLH. This study aimed to characterize the distribution and... ...