Blood island, reticular cells and scattered CD34 + cells were found in the mesenchyme of placenta chorionic villi.

胎盘绒毛膜间质中可见到造血岛、网状细胞及散在分布的CD 34 +细胞。

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Result: at 8-week embryo, trachea consists of 2-3 layers of stratified columnar cells and mesenchyme around the cells, the reaction of PAS of epithelium was positive.

结果：8周的胚胎，气管壁由2 3层复层柱状上皮细胞及外周的间充质构成，上皮细胞的PAS反应为阳性。

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Sponges have an irregular asymmetrical body architecture; there are two cell layers separated by a gelatinous mesenchyme containing amoeboid cells and skeletal spicules and fibers.

海绵动物有不规则、不对称的体制；二层细胞是由中间的凝胶状的间叶细胞分开，内含有变形细胞(阿米巴细胞)、骨针和纤维。

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The next step will be to get an easily accessible source of human mesenchyme cells and grow enough of them for it to be a useful technique in the clinic.

BBC: Researchers grow teeth from gum cells

Study leader Prof Paul Sharpe said mesenchyme cells could be found in the pulp of wisdom teeth, among other sources, but the difficulty had been in getting hold of enough of them.

BBC: Researchers grow teeth from gum cells