集合管

肾集合管瘤和肾细胞癌发现时多属晚期，预后也差。

Collecting tube carcinoma of the kindey and renal cell carcinoma were in advanced stage when diagnosed with poor prognosis .

免疫组织化学染色后，光镜下可见肾组织AQP-2蛋白阳性表达呈棕黄色颗粒，主要位于集合管上皮细胞部位。

After immunohistochemistry stain , positive expression of AQP-2 protein of mouse renal tissue , presented with buffy grains , mainly distributed in epithelial cells of collecting tube under light microscope .

肾脏集合管癌的CT诊断

CT imaging of collecting duct carcinoma of the kidney

目的提高对肾脏集合管癌CT表现的认识。

Objective To enhance the understanding of CT appearance in collecting duct carcinoma of the kidney .

呼吸性酸碱失衡对家兔肾脏内髓集合管细胞碳酸酐酶活性及其mRNA表达的影响

Effect of respiratory acid-base unbalance on carbonic anhydrase activity and its mRNA expression in primary cultured rabbit renal IMCD cells

阿霉素对培养的大鼠内髓集合管细胞ATP酶的效应

Adriamycin increased the activities of ATPase of rat inner medullary collecting duct cells in primary culture

呼吸性酸碱失衡家兔肾脏内髓集合管细胞单层H~+/K~+交换功能及cH-K-ATP酶mRNA表达的实验研究

Experimental study on h ~ + / k ~ + exchange function and ch-k-atpase mRNA expression in renal IMCD cell monolayer under respiratory acid-base disorders in rabbit

甲苯胺兰（TB）反应显示了近端小管、中间段和集合管上皮中的亮、暗细胞。

Toluidine blue ( TB ) stained the bright , dark cells of the proximal tubule , intermediate segment and collecting duct epithelium .

ICEBcl-2Baxp53在糖尿病早期大鼠肾小管和集合管上皮细胞中表达

ICE 、 Bcl-2 、 Bax 、 p53 expression in the renal tubular and collecting tubular epithelial cells of the rats in the early phase of diabetes mellitus

结论巨细胞病毒晚期mRNA主要在肾小管和集合管上皮细胞中表达，其表达水平与异常妊娠结局相关。

Conclusion It is concluded that the late-mRNA mainly expressed in the epithelium of renal tubule and collecting duct and the expression level was related with the abnormal pregnancy outcome .

阿利新兰（AB）标记酸性粘蛋白，其主要分布于远端小管和集合管的腔面。

Alcian blue ( AB ) stained acidic mucin , which was only positive in lumen of the distal tubule and collecting duct .

肾小球、肾小管、集合管、肾内小血管ET－1mRNA的表达持续增加。

The expressions of ET-1 mRNA of glomerulus , renal tubule , collecting duct and small vessels continuously increased .

AQP-4的表达部位在胚龄14d、16d的小鼠为输尿管芽细胞的侧膜和基底膜（侧基底膜），在集合管出现以后则还表达在集合管细胞的侧基底膜。

It is localized in the basolateral membrane of ureteric buds or collecting ducts .

结论：尿液AQP2水平可以反映肾脏集合管AQP2蛋白的表达量，是较好的监测机体水重吸收状况的方法。

CONCLUSION Measurement of urinary AQP2 can reflect its protein expression level in renal inner medulla , and thus providing a much better way to monitor body water reabsorption status .

在肾脏中，PCNA阳性细胞均匀分布于肾小管和集合管之间，均为造血细胞。同时小管内皮细胞也有阳性染色。

In this study , PCNA positive cells in kidney were also centered to the endothelial cells which may suggest that there were interactions between hematopoietic endothelial and renal tubular cells .

ETB受体mRNA于再灌流6小时达高峰，主要分布髓质肾小管、集合管。

However , the peak time of ETB mRNA receptor was at 6 hour and mainly localized on renal medullary tubule epithelial and collecting duct cells .

结果：近曲小管上皮细胞AT-1受体的分布和分泌IL-6的量均显著高于集合管上皮细胞；

The results showed that AT1 receptor expression and IL6 release in PCT epithelial cells were significantly more than those in those of CD .

结果ALR在正常肾组织内主要表达于髓质区的髓襻、远曲小管和集合管；

Results In normal rats , ALR were mainly expressed in Henle 's loops , distal tubules and collecting ducts located in the medulla .

结果GN肾组织中髓质肾小管和集合管上皮细胞浆和细胞膜上均见明显的leptin表达，且皮质部的肾小球和肾小管亦有少量表达。

Results Intense leptin labelling was found at cytoplasm and the apical membrane of medullary tubule and collecting duct cells , whereas a weak staining was found in cortical glomeruli and tubular cells .

在7～30d、70～140dc－Myc、c－Fos、c－Jun、c－H－Ras分别在近端小管、髓襻、远端小管、集合管上皮细胞内表达。

RESULTS : c-Myc , c-Fos , c-Jun and c-H-Ras were expressed in the epithelial cells of the proximal tubules , the medullary loops , the distal and collecting tubules in 7 ~ 30 and 70 ~ 140 days , respectively .

目的探讨呼吸性酸碱失衡对家兔内髓集合管（IMCD）细胞碳酸酐酶（CA）活性及其mRNA表达的影响。

Objective To investigate the effects of respiratory acid base unbalance on carbonic anhydrase ( CA ) activity and its type ⅳ mRNA expression in primary cultured rabbit renal inner medullary collecting duct ( IMCD ) cells .

目的研究水通道蛋白-2（AQP-2）在小鼠集合管发生发育中的表达规律并探讨其作用。

Objective To observe the expression and the rules of AQP-2 in mouse collecting ducts during development and maturation .

PAS反应用来鉴定碳水化合物和大分子的糖结合物，在中华鳖肾脏中的分布范围广泛，主要分布于肾小球、近端小管、集合管的上皮细胞及所有肾小管的基底膜。

PAS reaction , used to identify the carbohydrates and the macromolecular glycoconjugates , is located throughout the kidney of soft-shelled turtle , mainly in the glomeruli , proximal tubules , collecting duct epithelial cells , and all tubular basement membrane .

目的评价速尿对家兔肾脏内髓集合管（IMCD）Cl-/HCO-3交换功能的影响。

Objective To evaluate the effect of furosemide on Cl - / HCO - 3 exchange of inner medullary collecting duct ( IMCD ) in rabbit kidney .

琥珀酸脱氢酶（SDH）为细胞内线粒体的标志酶，其主要分布在中间段、远端小管和集合管上皮细胞中，而在肾小球、近端小管中的反应较弱。

Succinate dehydrogenase ( SDH ) as a sign of mitochondrial enzymes in cells , its main distribution in the intermediate segment , distal tubule , collecting duct epithelial cells and in the glomeruli , but in the proximal tubule the response was weekly positive .

【结论】内淋巴囊上皮和肾脏集合管均表达AQP-2，3，4；

[ conclusion ] AQP-2,3,4 were expressed both in rats ' epithelia of endolymphatic sac ( ES ) and principal cell of renal collecting duct .

结果c-fos蛋白分布于近曲小管、远曲小管、集合管上皮细胞的细胞核、细胞浆内，再灌注后1h表达明显增强，3h达高峰，6h锐减。

Results Localization of fos protein expression occurred in nuclei and cytoplasm of the proximal convoluted tubules 、 distal convoluted tubules and collecting duct cells . Fos protein started to increase at 1h , peaked at 3h , and reduced rapidly at 6h .

目的：为了解糖尿病早期肾小管和集合管上皮细胞凋亡过程中ICE、Bcl2、Bax、p53是否参与调控。

Objective : The aim of this study was to understand the roles of ICE 、 Bcl 2 、 Bax and p53 in the process of apoptosis in the tubular and collecting tubules epithelial cells of rats with diabetes mellitus ( DN ) for 140 days .

主要的异常是磷酸钙以磷灰石的形式沉积在内髓集合管和Bellini管，造成其堵塞；

The main abnormalities were plugging of inner medullary collecting ducts ( IMCD ) and Bellini ducts ( BD ) with deposits of calcium phosphate in the form of apatite ;

在发育后期阶段近端小管和远端小管PAX2表达进行性减少，少数仍存在远端小管微弱表达，集合管表达持续存在。

Attenuation of PAX2 was detected in tubules in later stage of renal development , but a few of distal tubules and collecting tubules expressing continuously .