LymphocytosisLymphocytesLymphocyte CountCD4 Lymphocyte CountLeukocyte CountLymphocyte ActivationLymphocyte SubsetsLeukemia, Lymphocytic, Chronic, B-CellEnzootic Bovine LeukosisB-LymphocytesT-LymphocytesLeukemia Virus, BovineImmunophenotypingLeukocytosisLymphopeniaHIV InfectionsFlow CytometryCD4-CD8 RatioBlood Cell CountLymphoproliferative DisordersCD4-Positive T-LymphocytesKiller Cells, NaturalPlatelet CountInfectious MononucleosisLeukemia, LymphoidSpleenCD8-Positive T-LymphocytesInterleukin-2SplenomegalyTrypanosomiasis, BovineReceptors, Antigen, B-CellClone CellsT-Lymphocyte SubsetsAntigens, CDAIDS-Related Opportunistic InfectionsCell CountAntigens, CD3Viral LoadAcquired Immunodeficiency SyndromeImmunity, CellularAnti-HIV AgentsAntigens, CD5Antibodies, MonoclonalTime FactorsBone MarrowPreleukemiaBronchoalveolar Lavage FluidAgranulocytosisLymph NodesHIV-1PhytohemagglutininsCattle DiseasesHepatomegalyAntiretroviral Therapy, Highly ActiveLymphocyte Culture Test, MixedCytotoxicity, ImmunologicLeukemia, Large Granular LymphocyticMitogensCells, CulturedImmunoglobulin Heavy ChainsLeukemia, T-CellParotid DiseasesPrognosisBordetella pertussisAlveolitis, Extrinsic AllergicGene Rearrangement, B-LymphocyteDisease ProgressionAntigens, SurfaceNeutropeniaBone Marrow ExaminationLymphocytes, Tumor-InfiltratingSplenectomyAntigens, CD8Erythrocyte CountRed-Cell Aplasia, PureCattleTreatment OutcomeReceptors, Antigen, T-CellLymphocyte DepletionT-Lymphocytes, Cytotoxic