...腔膜上有H+-ATP酶(质子泵)能分泌H+H+与管腔内的NH3和NaHP04结合后以NH+4和H2PO-4形式排出体外而髓质集合管主细胞(principal cell)具有吸收钠排出钾的作用这两种细胞的功能障碍可导致泌H+不足目前认为有以下几种机制:(1)分泌型(secretory defect):H+-ATP酶功能...
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The cardiac fibroblasts (CF) are the principal cell type of the heart.
心脏成纤维细胞(CF)是构成心脏的主要细胞类型。
The principal cell shows the ultrastructural characteristics of secretion and absorption.
各段主细胞均具有分泌细胞和吸收细胞的超微结构特征。
Two mechanisms exist for removal of senescent RBC; both conserve the principal constituents of the cell for reuse.
衰老的红细胞通过两种机制去除;它们都能使细胞的主要成分得到循环利用。
They're small molecules that - whose principal function in the body is to carry signals from one cell in the nervous system to another.
它们都是小分子,在体内主要功能是在,神经系统内将信号,从一个细胞传导到另一个细胞
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