这种组织由构成小肠的各种不同的细胞层组成，包括肌细胞和上皮细胞。

This tissue was composed of the layers of the various cells that make up the intestine -- including muscle cells and the cells that line the inside, known as epithelial cells.

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“研究证实了我们能提供所有重要的细胞，包括肌细胞、神经细胞、上皮细胞及一些血管细胞，”第一作者frederic Sala博士补充道。

"We demonstrated that we are providing all of the important cells — the muscle, nerve, epithelium, and some of the blood vessels," noted Frederic Sala, PhD, lead author.

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应用透射电镜观察了兔输精管上皮细胞和平滑肌细胞。

The epithelial cells and the smooth cells of rabbit vas deferens were observed by TEM.

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