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Title: Joint inflammation in mice induced by a MT4/sup +/ Lyt-2/sup -/ T cell clone: characteristics and the induction of flare-up reactions

Journal Article · · J. Immunol.; (United States)
OSTI ID:5435654

Joint inflammations were induced in mice by cloned MT4/sup +/ Lyt-2/sup -/ T cells specific for methylated bovine serum albumin. This was done either by intra-articular or by i.v. administration of the cloned T cells, together with local injection of the antigen. Local rechallenge with methylated bovine serum albumin several weeks after waning of the joint inflammation caused a flare-up reaction. The inflammations were quantified by a /sup 99m/Tc-uptake method and examined histologically. The arthritis induced by the cloned T cells showed aspects of a delayed type hypersensitivity reaction characterized by an intense infiltrate which resembles the inflammation in the human rheumatoid joint. The data presented show that join inflammations can be induced by T cells only and that, after waning, an exposition to the original antigen can induce a flare-up reaction. The data suggest a central role of T cells in the induction and the exacerbations observed in rheumatiod arthritis.

Research Organization:
Erasmus Univ., Rotterdam, Netherlands
OSTI ID:
5435654
Journal Information:
J. Immunol.; (United States), Vol. 139:10
Country of Publication:
United States
Language:
English