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| 1 | Recovery of Iron From High-Iron Red Mud by Reduction Roasting With Adding Sodium Salt显示文摘Red mud is the waste generated during aluminum production from bauxite, containing lots of iron and other valuable metals. In order to recover iron from red mud, the technology of adding sodium carbonate-reduction roasting-magnetic separation to treat high-iron red mud was developed. The effects of sodium carbonate dosage, reduction temperature and reduction time on the qualities of final product and the phase transformations in reduction process were discussed in detail. The results showed that the final product (mass percent), assaying Fe of 90.87% and Al2O3 of 0.95% and metallization degree of 94.28% was obtained at an overall iron recovery of 95.76% under the following conditions of adding 8% sodium carbonate, reduction roasting at 1 050 ℃ for 80 min and finally magnetic separation of the reduced pellets by grinding up to 90% passing 0.074 mm at magnetic field intensity of 0.08 T. The XRD (X-ray diffraction) results indicated that the iron oxides were transformed into metallic iron. Most of aluminum mineral and silica mineral reacted with sodium carbonate during the reduction roasting and formed nonmagnetic materials. | ZHU De-qing, CHUN Tie-jun, PAN Jian, HE Zhen (School of Minerals Processing and Bioengineering, Central South University, Changsha 410083, Hunan, China) | 2012 | Journal of Iron and Steel Research(International)2012,19,8: | 38 |
| 2 | Current status of diagnosis and treatment of bladder cancer in China-Analyses of Chinese Bladder Cancer Consortium database显示文摘Objective:To investigate current status of diagnosis and treatment of bladder cancer in China.Methods:A database was generated by Chinese Bladder Cancer Consortium(CBCC).From January 2007 to December 2012,14,260 cases from 44 CBCC centers were included.Data of diagnosis,treatment and pathology were collected.Results:The average age was 63.5 year-old and most patients were male(84.3%).The most common histologic types were urothelial carcinoma(91.4%),adenocarcinoma(1.8%),and squamous carcinoma(1.9%).According to 1973 and 2004 WHO grading system,42.0%,41.0%,and 17.0% of patients were grade 1,2,and 3,and 16.0%,48.7%,and 35.3% of patients were papillary urothelial neoplasms of low malignant potential,low,and high grade,respectively.Non-muscle invasive bladder cancer(NMIBC)and muscle invasive bladder cancer(MIBC)were 25.2% and 74.1%,respectively(0.8% not clear).Carcinoma in situ was only 2.4%.Most patients were diagnosed by white-light cystoscopy with biopsy(74.3%).Fluorescence and narrow band imaging cystoscopy had additional detection rate of 1.0% and 4.0%,respectively.Diagnostic transurethral resection(TUR)provided detection rate of 16.9%.Most NMIBCs were treated with TUR(89.2%).After initial TUR,2.6%accepted second TUR,and 45.7%,69.9%,and 58.7% accepted immediate,induced,and maintenance chemotherapy instillation,respectively.Most MIBCs were treated with radical cystectomy(RC,59.7%).Laparoscopic RCs were 35.1%,while open RC 63.4%.Extended and standard pelvic lymph node dissection were 7% and 66%,respectively.Three most common urinary diversions were orthotopic neobladder(44%),ileal conduit(31%),and ureterocutaneostomy(23%).Only 2.3% of patients accepted neo-adjuvant chemotherapy and only 18%of T3 and T4 patients accepted adjuvant chemotherapy.Conclusion:Disease characteristics are similar to international reports,while differences of diagnosis and treatment exist.This study can provide evidences for revisions of the guideline on bladder cancer in China. | Kaiwen Li Tianxin Lin 无 Wei Xue Xin Mu Enci Xu Xu Yang Fubao Chen Guangyong Li Lulin Ma Guoliang Wang Chaozhao Liang Haoqiang Shi Ming Li Mao Tang Xueyi Xue Yisong Lv Yaoliang Deng Chengyang Li Zhiwen Chen Xiaozhou Zhou Fengshuo Jin Xudong Liu Jinxin Wei Lei Shi Xin Gou Weiyang He Liqun Zhou Lin Cai Baiye Jin Guanghou Fu Xiangbo Kong Hongyan Sun Ye Tian Lang Feng Tiejun Pan Yiyi Wu Dongwen Wang Hailong Hao Benkang Shi Yaofeng Zhu Qiang Wei Ping Han Changli Wu Dawei Tian Zhangqun Ye Zheng Liu Zhiping Wang Junqiang Tian Lin Qi Minfeng Chen Wei Li Jinchun Qi Gongxian Wang Longlong Fu Zhaolin Sun Guangheng Luo Zhoujun Shen Zhaowei Zhu Jinchun Xing Zhun Wu Dong Wei Xin Chen Yanqun Na Hongfeng Guo Chunxi Wang Zhihua Lu Chuize Kong Yang Liu Jin Yang Jianyun Hu Xin Gao Jielin Li Changjun Yin Pu Li Shan Chen Zhen Du Jiongming Li Yongji Yan Xu Zhang Shuang Huang Fangjian Zhou Zhiling Zhang Yinghao Sun Shuxiong Zeng Song Cen Jiaquan Zhou Hanzhong Li Jin Wen Jian Huang | 2015 | Asian Journal of Urology2015,2,2: | 21 |
| 3 | Effect of porosities of bilayered porous scaffolds on spontaneous osteochondral repair in cartilage tissue engineering显示文摘Poly(lactide-co-glycolide)-bilayered scaffolds with the same porosity or different ones on the two layers were fabricated,and the porosity effect on in vivo repairing of the osteochondral defect was examined in a comparative way for the first time.The constructs of scaffolds and bone marrow-derived mesenchymal stem cells were implanted into pre-created osteochondral defects in the femoral condyle of New Zealand white rabbits.After 12 weeks,all experimental groups exhibited good cartilage repairing according to macroscopic appearance,cross-section view,haematoxylin and eosin staining,toluidine blue staining,immunohistochemical staining and real-time polymerase chain reaction of characteristic genes.The group of 92%porosity in the cartilage layer and 77%porosity in the bone layer resulted in the best efficacy,which was understood by more biomechanical mimicking of the natural cartilage and subchondral bone.This study illustrates unambiguously that cartilage tissue engineering allows for a wide range of scaffold porosity,yet some porosity group is optimal.It is also revealed that the biomechanical matching with the natural composite tissue should be taken into consideration in the design of practical biomaterials,which is especially important for porosities of a multi-compartment scaffold concerning connected tissues. | Zhen Pan Pingguo Duan Xiangnan Liu Huiren Wang Lu Cao Yao He Jian Dong Jiandong Ding | 2015 | Regenerative Biomaterials2015,2,1: | 20 |
| 4 | Liver Enzymes Concentrations Are Closely Related to Pre-diabetes:Findings of the Shanghai Diabetes Study Ⅱ (SHDS Ⅱ)显示文摘Objective To investigate the relationship of liver enzymes with hyperglycemia in a large population in Shanghai and identify the association between liver enzymes and insulin resistance.Methods A total of 3 756 participants were enrolled.Each participant underwent an oral glucose tolerance test and completed a questionnaire.Anthropometric indices were recorded and serum samples were collected for measurement.Results Liver enzymes concentrations were independently associated with i-IGT,IFG+IGT,and diabetes.With the increase of ALT and GGT concentrations,ORs for i-IGT,IFG+IGT,and diabetes increased gradually.By comparing patients in the highest quartile of GGT concentrations or ALT concentrations with those in the lowest quartile (Q1),ORs for i-IGT,IFG+IGT,or diabetes was significant after adjustment.Both ALT and GGT concentrations were linearly correlated with HOMA-IR and independently associated with HOMA-IR [ALT OR (95% CI):2.56 (1.51-4.34) P=0.00;GGT OR (95% CI):2.66 (1.53-4.65) P=0.00].Conclusion Serum ALT and GGT concentrations were closely related to pre-diabetes and diabetes in the Shanghai population and positively associated with insulin resistance. | GAO Fei PAN Jie Min HOU Xu Hong FANG Qi Chen LU Hui Juan TANG Jun Ling GU Hui Lin PAN Zhi Jian YAO You Hua SHEN Wei Zhen JIA Wei Ping | 2012 | Biomedical and Environmental Sciences2012,25,1: | 15 |
| 5 | Distribution and source of microplastics in China's second largest reservoir-Danjiangkou Reservoir显示文摘Fresh water microplastic pollution is of pressing concern globally,but its distribution and sources in reservoirs are poorly documented.Danjiangkou Reservoir is the second largest reservoir in China and is divided into the Han Reservoir and Dan Reservoir.In this work,microplastic abundances and morphological characteristics of the reservoir were investigated.The microplastic abundance of 15 main tributaries of the reservoir was also measured.The vertical distribution(in water column and sediment),horizontal distribution(in Han Reservoir and Dan Reservoir)and source of microplastics were analyzed.Microplastics accumulated in the middle layer of the reservoir,and the size and color of the microplastic particles changed from the surface to the bottom,which implies that surveys of surface water are not enough to determine the microplastic contamination for deep water reservoirs.In the surface water,the microplastic abundance in the Han Reservoir was lower than that in the Dan Reservoir(p<0.05),but microplastic abundance did not differ significantly in the intermediate and bottom water.Tributaries were one of the main sources of microplastics for Han Reservoir but not for Dan Reservoir.Agricultural cultivation in the hydro-fluctuation belt might be an important source of microplastics in the Dan Reservoir,which should be given additional attention.The results of this study can provide valuable information for developing microplastic sampling strategies in deep water reservoirs.Further studies are recommended to investigate the process through which microplastics in the hydro-fluctuation belt enter the reservoir and the sinking behavior of microplastics in the reservoir. | Li Lin Xiong Pan Sheng Zhang Danwen Li Wenliang Zhai Zhen Wang Jingxiang Tao Changqing Mi Qingyun Li John C.Crittenden | 2021 | Journal of Environmental Sciences2021,33,4: | 13 |
| 6 | Expressions of chromogranin A and cathepsin D in human primary hepatocellular carcinoma显示文摘AIM To determine the expression and clinicalsignificance of chromogranin A and cathepsin Din hepatocellular carcinoma(HCC).METHODS Double immunofluorescence stain-ing techniques combined with laser confocalscanning microscopy(LSCM)was used toinvestigate chromogranin A and cathepsin Dexpressions in 85 HCC patients.RESULTS Cathepsin D was expressed in :3normal liver tissues,while in HCC the stainingshowed regional variation and the fraction ofstrongly stained cells increased as the tumorsbecame less differentiated and usually clinicallymore malignant.Cells which showed strongpositivity for cathepsin D were present in 71/85(83.5%)cases.Strong expression of cathepsinD in cancer cells was related tohistopathological features.They were morecommon in grade 3-4(26/28,92.9%)and grade2(46/53,86.8%)tumors than in grade 1 tumors(1/4,25.0%)(P<0.01).No significantcorrelation was found between age andcathepsin D expression.In patients with positivecathepsin D reaction,the mean age was 52.1±2.8 years(range 32-68 years)and in the groupwith negative reaction,the mean age was 51.3±4.5 years(range 28-71 years).No obvious relationship was observed between CgAexpression in cancer cells and thehistopathological features.The CgA positiverate was 75.0%(3/4)in grade 1,71.7%(38/53)in grade 2,and 71.4%(20/28)in grade 3-4(P>0.05)tumors.The coexpression of CgA andcathepsin D was found by double labeledimmunofluorescence staining techniques.Theprocessing of cathepsin D was disturbed in HCCcells and accumulated in the cells.Cathepsin Dhad proteolytic activity and autocrine mitogeniceffect,suggesting their functions in invasion.These findings demonstrated that the expressionof cathepsin D in HCC had prognostic value.CONCLUSION Chromogranin A and cathepsin Dare expressed in a high proportion of HCC andthe existence of cathepsin D in HCC might berelated to processing of CgA.This is clearly asubject for further studies because of itspotential clinical applications. | Xiao Feng Huang Chun Mei Wang Xiao Wen Dai Zhen Jiang Li Bo Rong Pan Li Bin Yu Bin Qian Li Fang | 2000 | World Journal of Gastroenterology2000,6,5: | 12 |
| 7 | Piglets cloned from induced pluripotent stem cells显示文摘 | Nana Fan Jijun Chen Zhouchun Shang Hongwei Dou Guangzhen Ji Qingjian Zou Lu Wu Lixiazi He Fang Wang Kai Liu Na Liu Jianyong Han Qi Zhou Dengke Pan Dongshan Yang Bentian Zhao Zhen Ouyang Zhaoming Liu Yu Zhao Lin Lin Chongming Zhong Quanlei Wang Shouqi Wang Ying Xu Jing Luan Yu Liang Zhenzhen Yang Jing Li Chunxia Lu Gabor Vajta Ziyi Li Hongsheng Ouyang Huayan Wang Yong Wang Yang Yang Zhonghua Liu Hong Wei Zhidong Luan Miguel A Esteban Hongkui Deng Huanming Yang Duanqing Pei Ning Li Gang Pei Lin Liu Yutao Du Lei Xiao Liangxue Lai | 2013 | Cell Research2013,23,1: | 12 |
| 8 | Upgrading and dephosphorization of Western Australian iron ore using reduction roasting by adding sodium carbonate显示文摘The technology of direct reduction by adding sodium carbonate (Na2CO3 ) and magnetic separation was developed to treat Western Australian high phosphorus iron ore. The iron ore and reduced product were investigated by optical microscopy and scanning electron microscopy. It is found that phosphorus exists within limonite in the form of solid solution, which cannot be removed through traditional ways. During reduction roasting, Na2CO3 reacts with gangue minerals (SiO2 and Al2O3 ), forming aluminum silicate-containing phosphorus and damaging the ore structure, which promotes the separation between iron and phosphorus during magnetic separation. Meanwhile, Na2CO3 also improves the growth of iron grains, increasing the iron grade and iron recovery. The iron concentrate, assaying 94.12wt% Fe and 0.07wt% P at the iron recovery of 96.83% and the dephosphorization rate of 74.08%, is obtained under the optimum conditions. The final product (metal iron powder) after briquetting can be used as the burden for steelmaking by an electric arc furnace to replace scrap steel. | De-qing Zhu Tie-jun Chun Jian Pan Li-ming Lu Zhen He | 2013 | International Journal of Minerals,Metallurgy and Materials2013,20,6: | 12 |
| 9 | Diagenesis of the Triassic Yanchang Formation Tight Sandstone Reservoir in the Xifeng–Ansai Area of Ordos Basin and its Porosity Evolution显示文摘This work aims to reveal the evolution of the porosity in the Triassic Yanchang Formation tight sandstone reservoir of the Xifeng–Ansai area of Ordos Basin. Based on destructive diagenesis(compaction and cementation) and constructive diagenesis(dissolution) of sandstone reservoirs, this study analyzed the diagenesis characteristics of the tight sandstone reservoirs in this area, and discussed the relationship between sandstone diagenesis and porosity evolution in combination with present porosity profile characteristics of sandstone reservoir. The effect simulation principle was employed for the mathematical derivation and simulation of the evolution of porosity in the Yanchang Formation tight sandstone reservoirs. The result shows that compaction always occurs in tight sandstone reservoirs in the Yanchang Formation, and cementation occurs when the burial depth increases to a certain value and remains ever since. Dissolution occurs only at a certain stage of the evolution with window features. In the corresponding present porosity profile, diagenesis is characterized by segmentation. From the shallow to the deep, compaction, compaction, cementation and dissolution, compaction and cementation occur successively. Therefore, the evolution of sandstone porosity can be divided into normal compaction section, acidification and incremental porosity section, and normal compaction section after dissolution. The results show that the evolution of sandstone porosity can be decomposed into porosity reduction model and porosity increase model. The superposition of the two models at the same depth in the three stages or in the same geological time can constitute the evolution simulation of the total porosity in sandstone reservoirs. By simulating the evolution of sandstone reservoir porosity of the eighth member in Xifeng area and the sixth member in Ansai area, it shows that they are similar in the evolution process and trend. The difference is caused by the regional uplift or subsidence and burial depth. | LIU Mingjie LIU Zhen WANG Peng PAN Gaofeng | 2016 | Acta Geologica Sinica(English Edition)2016,90,3: | 11 |
| 10 | Interface issues of lithium metal anode for high-energy batteries: Challenges, strategies, and perspectives显示文摘Lithium(Li)metal is considered as one of the most promising anode materials for next-generation high-energy-density storage systems.However,the practical application of Li metal anode is hindered by interfacial instability and air instability due to the highly reactivity of Li metal.Unstable interface in Li metal batteries(LMBs)directly dictates Li dendrite growth,“dead Li”and low Coulombic efficiency,resulting in inferior electrochemical performance of LMBs and even safety issues.In addition,its sensitivity to ambient air leads to the severe corrosion of Li metal anode,high requirements of production and storage,and increased manufacturing cost.Plenty of efforts in recent years have overcome many bottlenecks in these fields and hastened the practical applications of high-energy-density LMBs.In this review,we focus on emerging methods of these two aspects to fulfill a stable and low cost electrode.In this perspective,design artificial solid electrolyte interphase(SEI)layers,construct three-dimensional conductive current collectors,optimize electrolytes,employ solid-state electrolytes,and modify separators are summarized to be propitious to ameliorate interfacial stability.Meanwhile,ex situ/in situ formed protective layers are highlighted in favor of heightening air stability.Finally,several possible directions for the future research on advanced Li metal anode are addressed. | Yiyao Han Bo Liu Zhen Xiao Wenkui Zhang Xiuli Wang Guoxiang Pan Yang Xia Xinhui Xia Jiangping Tu | 2021 | InfoMat2021,3,2: | 11 |
| 11 | TAOK1 negatively regulates IL-17-mediated signaling and inflammation显示文摘Interleukin 17(IL-17)is an important cytokine that can induce tissue inflammation and is involved in the pathogenesis of numerous autoimmune diseases.However,the regulation of its signaling transduction has not been well described.In this study,we report that thousand and one kinase 1(TAOK1)functions as a negative regulator of IL-17-mediated signal transduction and inflammation.TAOK1 knockdown promotes IL-17-induced cytokine and chemokine expression and the activation of mitogen-activated protein kinases and nuclear factor-κB.We further demonstrate that TAOK1 interacts with IL-17 receptor A(IL-17RA)independent of its kinase activity,and TAOK1 dose-dependently prevents the formation of the IL-17R-Act1(nuclear factor activator 1,also known as tumor necrosis factor receptor-associated factor 3 interacting protein 2)complex.Consistent with this,TAOK1 deficiency exacerbates colitis in the 2,4,6-trinitrobenzenesulfonic acid-induced experimental model of inflammatory bowel disease,likely by its promotion of the IL-17-mediated signaling pathway.TAOK1 expression is decreased in the colons of ulcerative colitis patients.In conclusion,these findings suggest that TAOK1 is involved in the development of IL-17-related autoimmune disorders. | Zhaoru Zhang Zhen Tang Xianwei Ma Kai Sun Liping Fan Jie Fang Jianping Pan Xiaojian Wang Huazhang An Jun Zhou | 2018 | Cellular & Molecular Immunology2018,15,8: | 10 |
| 12 | Microstructure, Mechanical Properties, Corrosion Behavior and Biocompatibility of As-Extruded Biodegradable Mg–3Sn–1Zn–0.5Mn Alloy显示文摘The microstructure evolution and mechanical properties of biodegradable Mg–3Sn–1Zn–0.5Mn alloys were investigated by the optical microscopy, X-ray diffractometer and a universal material testing machine.The corrosion and degradation behaviors were studied by potentiodynamic polarization method and immersion test in a simulated body fluid(SBF). It was found that the as-extruded Mg–3Sn–1Zn–0.5Mn alloy has the fine equiaxed grains which underwent complete dynamic recrystallization during the hot extrusion process, with the second phase particles of Mg_2Sn precipitated on the grain boundaries and inside the grains. The tensile strength and elongation of as-extruded Mg–3Sn–1Zn–0.5Mn alloys were 244 ± 3.7 MPa and 19.3% ± 1.7%, respectively. The potentiodynamic polarization curves in SBF solution indicated the better corrosion resistance of the as-extruded Mg–3Sn–1Zn–0.5Mn alloy in the SBF solution. Immersion test in the SBF solution for 720 h revealed that the corrosion rate of as-extruded Mg–3Sn–1Zn–0.5Mn alloy was nearly 4 ± 0.33 mm/year. The hemolysis rate of as-extruded Mg–3Sn–1Zn–0.5Mn alloy was lower than the safe value of 5% according to ISO 10993-4. As-extruded Mg–3Sn–1Zn–0.5Mn alloy showed good biocompatibility after being implanted into the dorsal muscle and the femoral shaft of the rabbit, and no abnormalities were found after short-term implantation. It was revealed that the as-extruded Mg–3Sn–1Zn–0.5Mn alloy is a promising material for biodegradable implants,which possesses an interesting combination of preferred mechanical properties, better corrosion resistance and biocompatibility. | Lida Hou Zhen Li Hong Zhao Yu Pan Sergey Pavlinich Xiwei Liu Xinlin Li Yufeng Zheng Li Li | 2016 | Journal of Materials Science & Technology2016,32,9: | 10 |
| 13 | Spatiotemporal changes in vegetation net primary productivity in the arid region of Northwest China, 2001 to 2012显示文摘网主要生产率(NPP ) 作为生态系统条件和陆上的碳周期的一个关键变量的一个重要索引被认出。它也在陆上的植被上代表气候变化和人为的活动的全面效果。在这研究,为时期的 NPP 的时间空间的模式 20012012 用一个遥远的基于感觉的碳模型被分析(即, Carnegie-Ames-Stanford 途径,房屋) 除了另外的方法,标准差,和林中小丘例如线性趋势分析,索引。时间地, NPP 为西北中国(ARNC ) 的干旱区域显示出一个重要增加趋势,随 2.327 g C 的年度增加。最大、最小的生产率价值分别地出现在 7 月和 12 月。空间地,, NPP 在西北中国的适度、温暖适度的荒芜的区域是相对稳定的时间地,它显示出一个增加的趋势。然而,一些注意应该被给西北的温暖适度的荒芜的区域,在有严重连续降级和一个仅仅细微改进趋势的地方。 | Zhen LI Jinghu PAN | 2018 | Frontiers of Earth Science2018,12,1: | 9 |
| 14 | How does the motor relearning program improve neurological function of brain ischemia monkeys?显示文摘The motor relearning program can significantly improve various functional disturbance induced by ischemic cerebrovascular diseases. However, its mechanism of action remains poorly understood. In injured brain tissues, glial fibrillary acidic protein and neurofilament protein changes can reflect the condition of injured neurons and astrocytes, while vascular endothelial growth factor and basic fibroblast growth factor changes can indicate angiogenesis. In the present study, we induced ischemic brain injury in the rhesus macaque by electrocoagulation of the M1 segment of the right middle cerebral artery. The motor relearning program was conducted for 60 days from the third day after model establishment. Immunohistochemistry and single-photon emission CT showed that the numbers of glial fibrillary acidic protein-, neurofilament protein-, vascular endothelial growth factor- and basic fibroblast growth factor-positive cells were significantly increased in the infarcted side compared with the contralateral hemisphere following the motor relearning program. Moreover, cerebral blood flow in the infarcted side was significantly improved. The clinical rating scale for stroke was used to assess neurological function changes in the rhesus macaque following the motor relearning program. Results showed that motor function was improved, and problems with consciousness, self-care ability and balance function were significantly ameliorated. These findings indicate that the motor relearning program significantly promoted neuronal regeneration, repair and angiogenesis in the surroundings of the infarcted hemisphere, and improve neurological function in the rhesus macaque following brain ischemia. | Yong Yin Zhen Gu Lei Pan Lu Gan Dongdong Qin Bo Yang Jin Guo Xintian Hu Tinghua Wang Zhongtang Feng | 2013 | Neural Regeneration Research2013,8,16: | 9 |
| 15 | Expression of HMGB2 indicates worse survival of patients and is required for the maintenance of Warburg effect in pancreatic cancer显示文摘高活动性组蛋白质(HMG ) 是第二很丰富的染色质蛋白质并且在活跃或不活跃的染色质域的建立施加全球 genomic 函数。通过和 nucleosomes,抄写因素,改变 nucleosome 机器和 histones 的相互作用, HMG 家庭蛋白质贡献响应快速的环境变化抄写调节的罚款。哺乳动物的高活动性组 B (HMGB ) 被领域用一条长酸的尾巴跟随了的二个双人脚踏车 HMG 盒子描绘。最近的研究证明 HMGB 的那高表情在许多癌症被发现了,例如前列腺,肾,卵巢、胃的癌症。然而,他们在胰腺的癌症的角色很少被报导了。在这研究,我们估计了 HMGB 蛋白质的诊断、预示的值,包括 HMGB1, HMGB2,和 HMGB3,在从癌症染色体地图集(TCGA ) 数据集的胰腺的癌症。我们的结果证明 HMGB2 在胰腺的癌症预言了差的预后。在 vitro,研究证明 silencing HMGB2 禁止了房间增长和生存能力。机械学地,我们的结果证明 silencing HMGB2 减少了组织缺氧可诱导的因素 1 (HIF1 ) 蛋白质水平和禁止的调停 HIF1 的 glycolysis 处理。进一步的分析显示包括 GLUT1, HK2,和 LDHA,指向 HIF1 的 glycolytic 基因都是预示的因素并且断然与 HMGB2 表示相关。一起拿,我们为胰腺的癌症发现了新预示、预兆的标记,并且在癌症在 glycolytic 控制使 HMGB2 的新奇函数清楚些。 | Xin Cai Hongjian Ding Yanxia Liu Gaofeng Pan Qingguo Li Zhen Yang Weiyan Liu | 2017 | Acta Biochimica et Biophysica Sinica2017,49,2: | 9 |
| 16 | The age of the plant fossil assemblage in the Liuqu Conglomerate of southern Tibet and its tectonic significance显示文摘Liuqu 集团企业,位于到 Yarlung Tsangbo 缝术地区(YTSZ ) 的南方,一套糖蜜在在印第安人和 Eurasion 的二个盘子之间的碰撞以后在喜玛拉雅的 orogenic 带的低岬盆被形成。大意义大意义构造进化和西藏高原的高举的历史。然而,这件糖蜜西装的年龄和它到在南部的西藏散布的另外的同步阶层的关联很长时间在大争论。特别在最近的年里,在它的年龄争论与这糖蜜的大沉积构造意义的识别猛烈地正在成长。在最近在这件糖蜜西装上执行的域工作期间,很多计划石块被发现阶层在这的上面的部分处于相当好的条件保存了,它具有在决定的大帮助是它的年龄。由鉴定,植物 fosils 的集合属于一条回归线代替在中间期间在北半球超级大陆的南部的边缘开发到以后的 Eocence 的回归线植物群,它能在它的形成年龄提供好限制。这篇论文是给植物集合和它的年龄的简短介绍,并且讨论他们的构造意义。 | FANG Aimin YAN Zhen LIU Xiaohan PAN Yusheng LI Jiliang YU Liangjun HUANG Feixing TAO Junrong | 2006 | Progress in Natural Science:Materials International2006,16,1: | 9 |
| 17 | Risk assessment and ranking of pesticide residues in Chinese pears显示文摘The presence of pesticide residues in pears is a serious health concern. This study presents the results from a 2-year investigation(2013–2014) that used gas chromatography,GS/MS and UPLC/MS-MS to measure the levels of 104 pesticides in 310 pear samples. In 93.2% of the samples,43 pesticides were detected,of which the maximum residue levels(MRLs) were exceeded in 2.6% of the samples. Multiple residues(two to eight compounds) were present in 69.7% of the samples; one sample contained nine pesticides and one sample contained 10. Only 6.8% of the samples did not contain residues. To assess the health risks,the pesticide residue data have been combined with daily pear consumption data for children and adult populations. A deterministic model was used to assess the chronic and acute exposures based on the Joint Meeting on Pesticide Residues(JMPR) method. A potential acute risk was demonstrated for children in the case of bifenthrin,which was found to be present at 105.36% of the acute reference dose(ARf D) value. The longterm exposure of the Chinese consumer to pesticide residues through the consumption of raw pears was far below the acceptable daily intake(ADI) criterion. Additionally,the matrix ranking scheme was used to classify risk subgroups of pesticides and pear samples. In general,95.5% of samples were deemed to be safe and nine pesticides were classified as being of a relatively high risk. The findings indicated that the occurrence of pesticide residues in pears should not be considered a serious public health problem. Nevertheless,a more detailed study is required for vulnerable consumer groups,especially children. Continuous monitoring of pesticides in pears and tighter regulation of pesticide residuestandards are recommended. | LI Zhi-xia NIE Ji-yun YAN Zhen XU Guo-feng LI Hai-fei KUANG Li-xue PAN Li-gang XIE Han-zhong WANG Cheng LIU Chuan-de ZHAO Xu-bo GUO Yong-ze | 2015 | Journal of Integrative Agriculture2015,14,11: | 8 |
| 18 | Amyloid 13 Protein Aggravates Neuronal Senescence an, d Cognitive Deficits in 5XFAD Mouse Model of Alzheimer s Disease显示文摘 | Zhen Wei Xiao-Chun Chen Yue Song Xiao-Dong Pan Xiao-Man Dai Jing Zhang Xiao-Li CUI Xi-Lin Wu Yuan-Gui Zhu | 2016 | Chinese Medical Journal2016,,15: | 7 |
| 19 | Experimental Study on Preparation of Natural Gas Hydrate by Crystallization显示文摘In this paper, the saturated solution crystallization method is proposed to promote the formation of hydrate by means of the known similarities between the hydrate formation process and the crystallization process. In this method,adding the second phase crystals was used to replace the spontaneous formation of hydrate crystal nuclei to form hydrate.The effects of saturated Na_2SO_4, MgSO_4, NH_4HCO_3 and CuSO_4 solutions on the formation rates of natural gas hydrate and gas storage capacity were investigated. The results showed that the saturated solution had an influence on the hydrate formation process. Under the given experimental conditions, the saturated Na_2SO_4 solution showed a highest increase in the hydrate formation rate, and the average hydrate formation rate in its presence was 11.8 times higher than that obtained in the deionized water. Moreover, the largest formation rate of gas hydrates observed in the saturated Na_2SO_4 solution was 386 times bigger than that in the deionized water, and the gas storage capacity increased by 10 times. In addition, the average hydrate formation rate in the saturated Mg SO_4 solution was faster than that in water by 20 times. The largest formation rate of gas hydrates in the saturated MgSO_4 solution was 165 times faster than that obtained in the deionized water, and the gas storage capacity increased by 6.2 times. The saturated NH_4HCO_3 and saturated CuSO_4 solutions also influenced the formation process of hydrate. Therefore, the crystallization method of saturated solution can be used to achieve a highefficiency preparation of natural gas hydrates, which provides theoretical guidance for the storage of natural gas in the form of hydrate. | Ma Shihui Pan Zhen Li Ping Wu Yuguo Li Bingfan Kang Jinke Zhang Zhien | 2017 | China Petroleum Processing & Petrochemical Technology2017,19,1: | 7 |
| 20 | A new strategy for obtaining highly concentrated phosphorus recovery solution in biofilm phosphorus recovery process显示文摘Recovery of phosphorus(P)from wastewater is of great significance for alleviating the shortage of P resources.At present,the P recovery process is faced with the problem of excessive organic carbon consumption when obtaining a P-concentrated recovery solution.This study proposed a new strategy to obtain a more highly concentrated P recovery solution with minimal carbon consumption by strengthening the P storage capacity of the biofilm.A biofilm sequencing batch reactor(BSBR)process was modified to treat synthetic wastewater.The effect of the dissolved oxygen(DO)concentration on the P storage capacity of the biofilm was investigated at DO concentrations of DO 3.5 mg/L(P_(L))and DO 6.5 mg/L(P_(H)).The results showed a maximum P storage of 101.2 and 149.6 mg-P/g-mixed liquid suspended solids under the two conditions.Strengthening the P storage capacity of the biofilm resulted in a net increase in the P recovery rate,which was as high as 66.96%in a harvesting cycle,and total soluble P>220 mg/L in the P recovery solution was successfully achieved.Meanwhile,the carbon cost of P recovery in the BSBR was reduced to 41.57 g-chemical oxygen demand/gP,and the carbon utilization efficiency was enhanced.To highlight the new strategy,the P recovery performance of the BSBR was given and the relationship between P content and anaerobic P release was discussed.In addition,the changes in the microbial communities under P_(L) and P_(H) conditions were analyzed. | Wanjing Yang Jie Shan Yang Pan Zhen Bi Yong Huang Hao Zhang Min Ni | 2022 | Journal of Environmental Sciences2022,34,2: | 6 |