Peripheral clonal deletion of MBP—specific T cells by intravenous autoautigen:rapid reversal of ongoing,progressive experimental autoimmune encephalomyelitis

(整期优先)网络出版时间:2002-03-13
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ExperimentalautoimmuneencephalomyelitiscanbeinitiatedspontaneouslyanddevelopedprogressivelyinTCRtransgenicmicespecificformyelinbasicproteinwhenexposedtonon-sterileenvironment,thusmorecloselymimickinghumanmultiplesclerosis.Byintravenousadministrationofmyelinbasicprotein,wesucceededinrapidlyreversingtheclinicalandpathologicalsignsofprogressivespontaneousdiseaseinthesemice.ThemajorityoftransgenicTcellsofMBP-injectedmicewasdeleted,withdramaticallyincreasednumbersofapoptoticcells,inlymphnodesandspleen,butnotinthymus.Proliferativeresponsesofsingle