HistiocytesGranulomaSea-Blue Histiocyte SyndromeHistiocytosisGranuloma, Foreign-BodyGranuloma, PyogenicCell ProliferationEosinophilic GranulomaHistiocytosis, Non-Langerhans-CellHistiocytosis, SinusHistiocytic SarcomaHistiocytosis, Langerhans-CellGranuloma, Respiratory TractHistiocytic Disorders, MalignantGranuloma AnnulareErdheim-Chester DiseaseLymphatic DiseasesGranuloma, Plasma CellGranuloma, Giant CellGranuloma InguinaleEpithelioid CellsPeriapical GranulomaLymph NodesHistiocytoma, Benign FibrousImmunohistochemistryGranuloma, LaryngealLymphadenitisPanniculitisBiopsyCells, CulturedLymphohistiocytosis, HemophagocyticMalacoplakiaXanthomatosisMycobacterium scrofulaceumHistiocytic Necrotizing LymphadenitisImmunoenzyme TechniquesSkin DiseasesLiver Diseases, ParasiticSignal TransductionSchistosomiasis mansoniCell DivisionMacrophagesHistocytochemistryT-LymphocytesLymphomaApoptosisCell DifferentiationHodgkin DiseaseTuberculomaMice, Inbred C57BLSkinSchistosoma mansoniCell Line, TumorSarcoidosisRheumatoid NoduleCell CycleMononuclear Phagocyte SystemSpleenLungStaining and LabelingLymphocyte ActivationLymphocytesRNA, MessengerLeprosy, LepromatousFatal Outcome