SplenomegalySpleenSplenectomyHepatomegalyPrimary MyelofibrosisSplenic NeoplasmsHypersplenismLymphatic DiseasesSplenic DiseasesMice, Inbred C57BLBone MarrowMurine Acquired Immunodeficiency SyndromeMice, Inbred BALB CLeukemia, ExperimentalWandering SpleenFriend murine leukemia virusThrombocytopeniaHematopoiesis, ExtramedullaryMice, Inbred StrainsB-LymphocytesMyeloproliferative DisordersHypertension, PortalTropical MedicineAnemiaOrgan SizeSplenic VeinLymph NodesSkin Diseases, EczematousT-LymphocytesLiverLeukemia, ProlymphocyticGraft vs Host ReactionLeukocytosisGaucher DiseaseLymphocytesThymus GlandLeukemia, Hairy CellHistiocytic SarcomaLymphoproliferative DisordersAutoimmune Lymphoproliferative SyndromeLymphocytosisAnemia, HemolyticLeishmaniasis, VisceralLeukocyte CountPolycythemia VeraGammaherpesvirinaeThrombocytosisDisease Models, AnimalLymphohistiocytosis, HemophagocyticPancytopeniaJanus Kinase 2ProguanilMice, KnockoutMalariaLymphocyte ActivationReticulinErythropoiesisBlood Cell CountMice, Inbred CBASplenic RupturePlatelet CountHypergammaglobulinemiaLymphoid TissueAntibody FormationAutoimmune DiseasesMacrophagesHematologic DiseasesSchistosomiasis mansoniTherapies, InvestigationalErythrocytesLeukemia, Neutrophilic, ChronicMice, TransgenicMice, Inbred MRL lprImmunophenotypingFlow CytometryMice, Mutant StrainsMice, Inbred C3HImmunoglobulin MImmunogeneticsTime Factors