Matches in SemOpenAlex for { <https://semopenalex.org/work/W1982361212> ?p ?o ?g. }
- W1982361212 endingPage "32" @default.
- W1982361212 startingPage "21" @default.
- W1982361212 abstract "During human pregnancy the semi-allogeneic/allogeneic fetal graft is normally accepted by the mother's immune system. Initially the contact between maternal and fetal cells is restricted to the decidua but during the 2nd trimester it is extended to the entire body. Two contrary requirements influence the extent of invasion of extravillous fetal trophoblast cells (EVT) in the maternal decidua: anchorage of the placenta to ensure fetal nutrition and protection of the uterine wall against over-invasion. To establish the crucial balance between tolerance of the EVT and its limitation, recognition of the semi-allogeneic/allogeneic fetal cell by maternal leukocytes is prerequisite. A key mechanism to limit EVT invasion is induction of EVT apoptosis. Apoptotic bodies are phagocytosed by antigen-presenting cells (APC). Peptides from apoptotic cells are presented by APC cells and induce an antigen-specific tolerance against the foreign antigens on EVT cells. These pathways, including up-regulation of the expression of IDO, IFNgamma and CTLA-4 as well as the induction of T(regulatory) cells, are general immunological mechanisms which have developed to maintain peripheral tolerance to self-antigens. Together these data suggest that the mother extends her definition of self for 9 months on the foreign antigens of the fetus." @default.
- W1982361212 created "2016-06-24" @default.
- W1982361212 creator A5036754426 @default.
- W1982361212 date "2008-01-01" @default.
- W1982361212 modified "2023-10-14" @default.
- W1982361212 title "Fetal tolerance in human pregnancy—A crucial balance between acceptance and limitation of trophoblast invasion" @default.
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