词汇 | trophoblast |
释义 | BETA Examples of trophoblasttrophoblast isn’t in the Cambridge Dictionary yet. You can help! Directing maternal blood to the intervillous space is the responsibility of cells derived from the trophoblast lineage. Recognising sorted trophoblasts has been no less vexing. In culture the inside cells consistently differentiate into trophoblast giant cells. In contrast to their imprinted expression in mouse, these genes are expressed biallelically in human from early trophoblast through to term. Interactions between the trophoblast and the uterus play an important role in determining the development of embryos. Integration of proliferation versus differentiation signals that regulate trophoblast stem cell fate. Tumour necrosis factor alpha binding to human and mouse trophoblast. In preeclampsia, an inadequate placental trophoblast invasion of the maternal uterine spiral arteries results in poor placental perfusion, leading to placental ischaemia. Fundamental to this is the extent and depth of trophoblast invasion into uterine arteries in the early weeks of pregnancy. Extraction and identification of trophoblast cells circulating in peripheral blood during pregnancy. Grade 2 embryos exhibited a diffuse inner cell mass, open areas in the trophoblast and some unattached cells in the blastocoele. Differential expression of angiogenic and vasodilatory factors by invasive trophoblast giant cells depending on depth of invasion. This could be one mechanism whereby specific immune responses to trophoblast could be generated. In contrast, the polar trophectoderm produces the chorionic ectoderm and entoplacental cone, which form the placental trophoblast. In contrast, there is no doubt that fetal cells other than trophoblast can stimulate maternal immunization. |
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