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- Objective To establish a method culturing metanephric mesenchymal cells(MMCs) primarily derived from metanephric tissue of embryonic rats in vitro. 摘要 目的 建立大鼠后肾间充质细胞(MMC)的培养方法，为体外研究肾脏纤维化的发病机制和防治提供细胞技术平台。
- Metanephric mesenchyme 后肾间充质
- Objective:To investigate the causes of misdiagnosis of metanephric adenoma(MA). 目的:探讨后肾腺瘤误诊原因。
- Methods: To report two cases of metanephric adenoma and review the literatures. 方法：观察2例后肾腺瘤大体形态，并进行光镜观察和免疫组化检测，随访患者并复习文献。
- Immunohistochemially, with WT1, CD57, CK7, AE1, CD56 can help diagnosing metanephric adenoma. 文献报告WT1，CD57，CK7，AE1，CD56等抗体有助于鉴别诊断；
- 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CD34+细胞。
- Objective: To explore the clinical features and histopathological character of metanephric adenoma. 摘要目的：探讨后肾腺瘤的临床及病理特点。
- Mesenchyme -- embryonic c.t. with multipotential cells.The stellate cells are beginning to form fibers. 间充质---胚胎时期结缔组织，含有多种分化潜能的细胞这种星形细胞可合成纤维。
- Metanephric adenoma is a unique renal tumor with benign biologic behaior in spite of their large size. 后肾腺瘤尽管体积较大，但却为胚胎发育过程中后肾来源的良性肿瘤，较少见。
- Thus, it seems embryonic mesenchyme can be replaced with adult stem cells to generate new teeth. 因此，成年干细胞似乎可以取代胚胎间质，来生成新牙齿。
- Methods Pieces of rat metanephric tissue were explanted into plastic flask， and cells were grown in the tissue pieces. 方法 采用胚胎后肾组织块接种培养法。
- There were lots of tryptase-positive mast cells in the mesenchyme of the human carcinoma tissue of esophagus. 人食道癌间质中可见多量类胰蛋白酶阳性细胞。
- Metanephric adenoma is a unique renal tumor with benign biologic behavior in spite of their large size. 后肾腺瘤尽管体积较大，但却为胚胎发育过程中后肾来源的良性肿瘤，较少见。
- AY245441 was absent in both the epithelium and mesenchyme of normal posterior palate and cleft palate at GD14. 在GD14腭裂后部上皮细胞和间充质细胞中均无表达。
- Objective: To investigate the causes of misdiagnosis of metanephric adenoma (MA). 摘要目的：探讨后肾腺瘤误诊原因。
- Second pharyngeal arch mesenchyme is thus competent to form teeth if provided with the correct signals. 因此如果给予正确的信号，第二腮弓的间充质有形成牙的能力。
- It is derived from the dermis mesenchyme, located at the base of the hair follicle. 它来源于真皮的间叶细胞，位于毛囊的基部。
- Conclusion Cultured mesenchymal cells from metanephric tissue of embryonic rats can be propagated and have strong proliferation ability and stability. 结论 原代培养的细胞为间充质细胞并且可以传代，具备较强的细胞增殖能力和表型稳定性，为后续实验提供了可靠资源。
- Mesenchyme proliferates into eleations at the margins of these placodes, the sides of which are called the medial and lateral nasal prominences. 在内、外侧鼻隆起的周围有间叶组织细胞增殖使嗅板凹陷形成鼻窝。
- Histopathological examination confirmed metanephric adenoma.She was followed up for one year and there was no recurrence or metastasis. 目前病患接受术后定期追踪已逾一年，没有发现局部复发或转移。
