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. Author manuscript; available in PMC: 2012 Aug 15.
Published in final edited form as: Transplantation. 2007 Jul;84(1 Suppl):S31–4. doi: 10.1097/01.tp.0000269113.59857.d6

FIGURE 1. Factors influencing the immune response to apoptotic cells.

FIGURE 1

Several factors may influence the immune response to apoptotic cells. Factors involved in the activation of the immune response are listed on the left hand side, while those implicated in its down-regulation are mentioned on the right hand side. This figure is modified from Ref. 12 and updated with recent references (see text). Abbreviations: DC: dendritic cell; Phag: phagocytes; Rec: receptor; CR3: Complement receptor 3; CRP: C reactive protein; SAP: serum amyloid P component; C1q: one of the first fractions of the complement.