交叉展示
细胞毒性T细胞
抗原呈递
MHC I级
主要组织相容性复合体
抗原处理
细胞生物学
抗原
MHC II级
MHC限制
机制(生物学)
化学
CD8型
免疫学
生物
体外
生物化学
哲学
认识论
作者
Stefania Campana,Claudia De Pasquale,Paolo Carrega,Guido Ferlazzo,Irene Bonaccorsi
标识
DOI:10.1016/j.imlet.2015.11.002
摘要
Cross-dressing involves the transfer of preformed functional peptide-MHC complexes from the surface of donor cells to recipient cells, such as dendritic cells (DCs). These cross-dressed cells might eventually present the intact, unprocessed peptide-MHC complexes to T lymphocytes. In this review we will discuss some recent findings concerning the intercellular transfer of preformed MHC complexes and the possible mechanisms by which the transfer may occur. We will report evidences showing that both MHC class I and MHC class II functional complexes might be transferred, highlighting the physiological relevance of these cross-dressed cells for the presentation of exogenous antigens to both cytotoxic and helper T lymphocytes.
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