【正文】
? 淋巴細(xì)胞在血液、淋巴液、淋巴器官和組織間周而復(fù)始循環(huán)的過程 ; ? 物質(zhì)基礎(chǔ) – 淋巴細(xì)胞(歸巢受體, homing receptor) – HEV表面的地址素( addressin) ? 過程及機制 ? 意義 淋巴細(xì)胞結(jié)合于 HEV Lymphocyte recirculation Cells enter blood, are seeded to the peripheral lymphoid ans and recirculate Cells amp。 antigens from a site of infection are trapped in draining lymph node. Cells proliferate and reenter the RECIRCULATING LYMPHOCYTE POOL to reseed the peripheral lymphoid ans NA207。VE CELLS MEMORY CELLS