大鼠 - 网络例句 - 英语人，englisher

We employed HPLC to measure the metabolites of caffeine in the whole blood and calculated the ratio be between the metabolite and caffeine, which was used as index to evaluate the effect of Qingkailing injection on rat CYP1A2 activity in vivo ; We also detected the CYP1A2 and CYP2D6 activity in microsomal reconstituted system by analysis of phenacetin metabolism and dextromethorphan metabolism with HPLC.

通过HPLC法测定全血中咖啡因的代谢率，观测清开灵注射液对大鼠CYP1A2活性的影响；通过HPLC法测定大鼠肝微粒体重组系统非那西丁的代谢比率，确定清开灵注射液对大鼠肝微粒体CYP1A2亚型的作用；测定大鼠肝微粒体重组系统右美沙芬的代谢比率，确定清开灵注射液对大鼠肝微粒体CYP2D6亚型的作用。

1.To study the expression of in the different glucose concentration with the time changing. 2.To study the effect of different concentration of Hepatocyte Growth Factor on the Integrin-linked kinase in protein and mRNA level by Mesangial Cells in high concentration (25 mmol/L) of glucose. 3.To study the effect of different concentration of HGF on the Fibronectin'secretary by Mesangial Cells. 4.To study latent therapeutic action and possible mechanism of HGF on the glomeruler sclerosis. The difference of ILK's experession on mRNA level in different concentration of glucose and HGF are detected by means of revers transcription-polymerase chain reaction,and by means of immunohistochemistry to detect their difference in protein level;the effection of HGF to the FN's secretary in high glucose are detected by means of enzyme linked innunosorbent assay.

1探讨在不同的血糖浓度下大鼠肾小球系膜细胞中ILK伴随时间变化在蛋白和mRNA水平表达的差异 2探讨不同浓度的HGF对高糖环境下(25mmol/L)大鼠肾小球系膜细胞中ILK在蛋白和mRNA水平表达的影响 3探讨不同浓度的HGF对高糖环境下大鼠肾小球系膜细胞的FN的分泌的影响 4初步探讨HGF对肾小球硬化的潜在的治疗作用及其可能机制采用RT-PCR的方法分析在不同血糖浓度和不同HGF浓度下大鼠肾小球系膜细胞中ILK在mRNA水平表达的差异；采用免疫组织化学的方法直观的观察它们在蛋白水平表达的差异；采用ELISA法分析不同浓度的HGF对高糖环境下大鼠肾小球系膜细胞的FN的分泌的影响。

The results showed that taurine has no significant influence on testis index, epididymis index, spermaduct index, penis index and testis tectology of baby and young rats, but can make old rat testis tectology better, prevent convoluted seminiferous tubule degeneration, germ cell distortion and leydig cell atrophy. Taurine increase the level of T, E2 and LH in baby rat obviously, but has no significant effect on the level of FSH. The level of T and LH was obviously increased by taurine in young and old rats, but the level of E2 and FSH has no significant changes.

结果证明：牛磺酸对幼年、青年、老年大鼠睾丸指数、附睾指数、输精管指数和阴茎指数没有明显影响；对幼年、青年大鼠睾丸组织形态没有影响，但可明显改善老年大鼠睾丸组织形态，阻止曲细精管退化、生殖细胞变形和间质细胞萎缩；显著促进幼年大鼠 T 、 E2、 LH 分泌，而对 FSH 没有明显影响；明显促进青年和老年大鼠 T 和 LH 分泌，而对 E2和 FSH 没有明显影响。

To detect effects on apoptosis of cortex neuron in DHCA rats, the rat model of occluding bilateral common carotid artery in the deep hypothermic (21C) rats had been established, and flow cytometry, TUNEL, electron microscope, immunohistochemistry and RT-PCR had been studied.: part I: To establish a new rat model of cerebral ischemia/protect during DHCA: 20 SD rats were used in the experiment, little animal respirator was to assist anesthetized rat's respiration after tracheal cannula, artery press through artery spile in femoral artery, electrocardiograph, temperature, blood saturation of O2 (SaO2) and arterial blood gases were monitored during the whole experiment, blood flow of bilateral common carotid artery of rat were occluded about 60 minute when its temperature was reduced to 21 C by ice, then normal temperature was resumed.

本研究采用大鼠深低温颈总动脉阻断模型，应用流式细胞仪、电镜、原位缺口末端标记法、免疫组化法和RT-PCR技术分别检测深低温脑缺血对皮层神经细胞调亡的影响方法：第一部分深低温停循环脑保护大鼠模型的建立：SD大鼠20只，麻醉后气管插管辅助呼吸，用冰块将大鼠的体温降至(21±1)℃，阻断双侧颈总动脉，记录体温、心率、血压、血氧饱和度和血气分析，60分钟后恢复颈总动脉血流，用Longa等的5级评分标准评定4小时和24小时后大鼠神经系统损伤情况。

Objective to evaluate the functional recovery of acute spinal cord injuried rats treated with exogenous wnt-3a signal protein administration and to explore its mechanism.methods moderate spinal cord contusion injury was made in 40 adult sprague dawley rats at t10.twenty rats served as contusion controls(group 1).twenty rats were treated with wnt-3a for three days after injury (group 2).the functional recovery of the rats was observed through basso,beattie,bresnahan open field locomotor score.rats were killed at 14 or 28 days after injury,then spinal cords were removed for histopathological examinations,and the expression of the bromodeoxyuridine plus neural cell markers was stained with immunohistochemical method.results rats of two groups receiving a contusive injury recovered substantial function within 1 week.by 28 days,rats in groups 2 scored 7.0 points better on the bbb scores than rats in group 1 group 2=16.94,after 28 days vs.

目的研究外源性wnt-3a信号蛋白对脊髓损伤的修复作用，并探讨其作用机制。方法取40只成年雌性sd大鼠在t10节段制备适度脊髓挫伤模型。随机从中取20只为损伤对照组(group 1)，另外20只为损伤治疗组(group 2)。脊髓损伤3天后用wnt-3a蛋白治疗。这些大鼠的功能恢复通过basso、beattie、bresnahan开放视野运动评分来观察。这些大鼠分批在损伤后14天或28天被处死，取出损伤节段脊髓用来组织病理学检查，同时用5-溴脱氧尿嘧啶核苷和神经细胞标记物进行免疫组化染色。结果两组大鼠在伤后一周运动功能有明显的恢复。不过，到损伤后28天，我们观察发现，损伤治疗组中的大鼠bbb评分比损伤对照组中的评分高出7.0分左右(group 2∶16.94±1.18，group 1∶9.89±1.29；p.05)，光镜和电镜检查发现wnt-3a蛋白对髓鞘形成和轴突再生有一定的修复效果。

Methods The Cynomorium polysaccharide and Cynomorium water extract were extracted and prepared chewable tablets. Wistar rats were randomly divided into normal control, aging model, VitE, Cynomorium polysaccharide chewable tablets and Cynomorium water extract chewable tablets groups. Dgalactose was injected to establish the aging model. After drug intervention, the proliferation activity of rat spleen lymphocytes stimulated by ConA was detected by MTT assay and the spleen index was measured. The pathological morphological changes of spleen were observed. The activity of superoxide dismutase, the content of malondialdehyde and nitric oxide in serum of rats were detected.

提取并制备锁阳多糖、水提取物咀嚼片；Wistar大鼠随机分为空白对照组、衰老模型组、维生素E对照组、锁阳多糖组、水提物组，以D半乳糖建立衰老大鼠模型，药物干预后，MTT法检测各组大鼠脾淋巴细胞对ConA刺激的增殖能力，检测各组大鼠脾脏指数，观察脾组织的病理形态学变化；并检测各组大鼠血清中超氧化物歧化酶活性、丙二醛及一氧化氮的含量。

The growth inhibiting rate of T24 cell lines were detected by MTT methods, apoptosis of cells were detected by flow cytometry, the mechanism of apoptosis was analyzed by detecting the protein expression of Bcl-2, Bax, Caspase-9, Caspase-3 and cytoplastic protein Cytochrome C. 4 We injected live T24 cells into the subcutaneous space of nude mice and successfully built up the animal model of bladder carcinoma. The effect of CS-PAA-EPI polymer magnetic microspheres targeting chemotherapy was investigated by HE staining, TUNEL ,tumor weight and volume inhibition rate. Results: 1 TEM revealed that the CS-PAA polymer magnetic microspheres were regular spherical shape,the average diameter was 80nm in dry condition. By controlling the pH value of the medium,polymers had positive or negative zeta potential. VSM showed the CS-PAA polymer magnetic microspheres had superparamagnetic. The diameter of CS-PAA-EPI polymer magnetic microspheres were 200nm in solution by DLS examining,the embedding ratio was 20%,the EPI loading rate was 15%, which was higer than reported in other articles. 2 Raw eye observation found that the rat"s bladder of treatment group was brown color,which meaned the aggregation of iron particles, compared with the control group, iron stain found iron particles were assembled in rat"s bladder of the treatment group, the amount of iron particles in liver and spleen were less obviously.

研究结果：1合成的CS-PAA磁性聚合物微球呈球形，大小均一，TEM测定其干态下粒径为80nm左右，磁化曲线证实具有超顺磁性，具有一定的PH敏感性，固载表柔比星后，水溶液性状稳定，无沉淀物，DLS测定直径约200nm左右，测定载药率为15％，较文献报道高，包封率为20％。2肉眼观察试验组大鼠膀胱表面呈褐色，可见大量的Fe粒子聚集，普鲁士兰染色法显示，试验组大鼠膀胱壁内有大量的Fe粒子，分布至膀胱壁全层，与对照组大鼠相比，试验组大鼠的肝、脾内的Fe粒子聚集量明显降低；HPLC测定结果与Fe染色相同；高剂量磁性CS-PAA-EPI生理盐水组及单纯EPI生理盐水组均在给药后14天出现血肌酐和尿素氮的升高，其他组大鼠血生化指标没有明显变化。3MTT法发现，高、中、低剂量磁性CS-PAA-EPI生理盐水组在外加磁场的协同作用下杀伤T24细胞效应明显高于单纯的EPI生理盐水组，FCM发现试验药物组可引起明显的肿瘤细胞凋亡，试验药物治疗组细胞胞浆内出现了由线粒体释放出的细胞色素C，试验组细胞Bcl-2蛋白减少，Bax蛋白变化不明显，Caspase-3、Caspase-9蛋白受到了激活活化。4高、中、低剂量磁性CS-PAA-EPI生理盐水组的瘤重抑制率和瘤体积抑制率均明显高于单纯的EPI生理盐水组(P＜0.01)，其中高剂量组的抑制率最高。

METHODS: Sixty healthy Sprague-Dawley rats were randomly divided into 3 groups: 6 rats in normal control group, 6 rats in EGb treating normal IOP group, and the other 48 rats were established chronic high IOP models of rats by cauterizing two episcleral veins. The n 30 rats satisfying experimental level were selected and randomly divided into five groups: 6 rats in physiological brine treating group, and the other 24 rats were divided into four experimental groups according to the dose of EGb: group A, EGb 50mg/; group B, EGb 100mg/; group C, EGb 150mg/; and group D EGb 200mg/. After the treating time of 1 month, the rats were sacrificed on schedule.

取健康SD大鼠60只，正常对照组和正常银杏叶治疗组各6只，其余48只采用烧烙法，烙闭大鼠左眼2条浅层巩膜静脉，制作大鼠持续性高眼压模型，从中选出眼压稳定在实验要求水平的大鼠30只，随机分为生理盐水组，治疗A组（每日EGb 50mg/kg）、治疗B 组（每日EGb 100mg/kg）、治疗C 组（每日EGb 150mg/kg）、治疗D 组（每日EGb 200mg/kg），治疗时间为1mo，处死大鼠后做视网膜全层铺片，对RGCL神经元做特异性染色后行神经元计数分析来评估神经元的情况。

METHODS: Sixty healthy Sprague-Dawley rats were randomly divided into 3 groups: 6 rats in normal control group, 6 rats in EGb treating normal IOP group, and the other 48 rats were established chronic high IOP models of rats by cauterizing two episcleral veins. Then 30 rats satisfying experimental level were selected and randomly divided into five groups: 6 rats in physiological brine treating group, and the other 24 rats were divided into four experimental groups according to the dose of EGb: group A, EGb 50mg/; group B, EGb 100mg/; group C, EGb 150mg/; and group D EGb 200mg/. After the treating time of 1 month, the rats were sacrificed on schedule. Flat preparation of whole retinaes was stained distinctively and neuron counting in retinal ganglion cell layer from both eyes of each rat were performed to evaluate neuron situation.

取健康SD大鼠60只，正常对照组和正常银杏叶治疗组各6只，其余48只采用烧烙法，烙闭大鼠左眼2条浅层巩膜静脉，制作大鼠持续性高眼压模型，从中选出眼压稳定在实验要求水平的大鼠30只，随机分为生理盐水组，治疗A组（每日EGb 50mg/kg）、治疗B 组（每日EGb 100mg/kg）、治疗C 组（每日EGb 150mg/kg）、治疗D 组（每日EGb 200mg/kg），治疗时间为1mo，处死大鼠后做视网膜全层铺片，对RGCL神经元做特异性染色后行神经元计数分析来评估神经元的情况。

METHODS: Sixty healthy Sprague-Dawley rats were randomly divided into 3 groups: 6 rats in normal control group, 6 rats in EGb treating normal IOP group, and the other 48 rats were established chronic high IOP models of rats by cauterizing two episcleral veins. The n 30 rats satisfying experimental level were selected and randomly divided into five groups: 6 rats in physiological brine treating group, and the other 24 rats were divided into four experimental groups according to the dose of EGb: group A, EGb 50mg/; group B, EGb 100mg/; group C, EGb 150mg/; and group D EGb 200mg/. After the treating time of 1 month, the rats were sacrificed on schedule. Flat preparation of whole retinaes was stained distinctively and neuron counting in retinal ganglion cell layer from both eyes of each rat were performed to evaluate neuron situation.

取健康SD大鼠60只，正常对照组和正常银杏叶治疗组各6只，其余48只采用烧烙法，烙闭大鼠左眼2条浅层巩膜静脉，制作大鼠持续性高眼压模型，从中选出眼压稳定在实验要求水平的大鼠30只，随机分为生理盐水组，治疗A组（每日EGb 50mg/kg）、治疗B 组（每日EGb 100mg/kg）、治疗C 组（每日EGb 150mg/kg）、治疗D 组（每日EGb 200mg/kg），治疗时间为1mo，处死大鼠后做视网膜全层铺片，对RGCL神经元做特异性染色后行神经元计数分析来评估神经元的情况。