作者: Laura Lunghi , Maria E Ferretti , Silvia Medici , Carla Biondi , Fortunato Vesce
关键词: Trophoblast 、 Conceptus 、 Cellular differentiation 、 Receptor 、 Endocrinology 、 Intervillous space 、 Pregnancy 、 Fetus 、 Placentation 、 Cell biology 、 Biology 、 Internal medicine
摘要: … Accordingly, in the first trimester, the villous trophoblastic layer is twice the thickness it becomes in the second. Moreover, the intervillous circulation is established peripherically at …