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145篇 您的检索式:作者名="Ru Zhu"
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1Clinical application of a new device for minimally invasive circumcision显示文摘瞄准:与 phimosis 或过量包皮在不同年龄的男病人的治疗学习一台可处理的割礼设备的临床的效果。方法:在 5 和 95 年的年龄之间的 1200 个病人在在 2005 年 10 月和 2007 年 9 月之间的 2 年的时期用这个过程经历了割礼。这些盒子, 904 有过量包皮, 296 是 phimosis 的盒子。结果:在 96.33% 盒子中,切口愈合了,离开没有使好化妆结果留下疤痕并且生产的内部包皮的最小的数量。没有到系带的设备脱臼或损坏的事件。平均起作用的时间为 phimosis 是为过量包皮,和 3.5 min 的 2.5 min。在穿设备的 7 天期间,对中等浮肿温和与 phimosis 与过量包皮并且在那些的 2.58 % 发生在盒子的 10.08 % 。在系带的浮肿在 1.67% 病人被看见,并且仅仅, 0.67% 有切口的感染。86.25% 病人的一个总数由于阴茎勃起报导了疼痛。在设备的移动以后, 0.58% 案例有在切口附近的最小的流血,并且 2.42% 弯屈裂开。结论:新设备能与 phimosis 和过量包皮被用于病人的一个压到优势的多数。这种技术相对简单表现,并且经历了这个手术的病人有很少的复杂并发症。抗菌素没比用常规方法被割除的那些被要求,病人们报导了更少的疼痛。有这台设备的割礼要求最小的组织操作,并且比用常规技术的割礼更快、安全。Yi-Feng Peng Yue Cheng Guo-Yao Wang Suo-Qun Wang Chao Jia Ben-Hai Yang Ru Zhu Shu-Chuan Jian Qing-Wen Li Da-Wei Geng 2008Asian Journal of Andrology2008,10,3:105
2Transplantation of collagen scaffold with autologous bone marrow mononuclear cells promotes functional endometrium reconstruction via downregulating ΔNp63 expression in Asherman's syndrome显示文摘Asherman's syndrome(AS) is a common disease that presents endometrial regeneration disorder. However, little is known about its molecular features of this aregenerative endometrium in AS and how to reconstruct the functioning endometrium for the patients with AS. Here, we report that ΔNp63 is significantly upregulated in residual epithelial cells of the impaired endometrium in AS; the upregulated-ΔNp63 induces endometrial quiescence and alteration of stemness. Importantly, we demonstrate that engrafting high density of autologous bone marrow mononuclear cells(BMNCs) loaded in collagen scaffold onto the uterine lining of patients with AS downregulates ΔNp63 expression, reverses ΔNp63-induced pathological changes, normalizes the stemness alterations and restores endometrial regeneration. Finally, five patients achieved successful pregnancies and live births. Therefore, we conclude that ΔNp63 is a crucial therapeutic target for AS. This novel treatment significantly improves the outcome for the patients with severe AS.Guangfeng Zhao Yun Cao Xianghong Zhu Xiaoqiu Tang Lijun Ding Haixiang Sun Juan Li Xinan Li Chenyan Dai Tong Ru Hui Zhu Jingjie Lu Caimei Lin Jingmei Wang Guijun Yan Huiyan Wang Lei Wang Yimin Dai Bin Wang Ruotian Li Jianwu Dai Yan Zhou Yali Hu 2017Science China(Life Sciences)2017,60,4:39
3Assessment of duodenogastric reflux by combined continuous intragastric pH and bilirubin monitoring显示文摘AIM: To assess the diagnostic value of a combination of continuous intragastric pH and bilirubin monitoring in the detection of duodenogastric reflux (DGR), and the effects of diet on the bilirubin absorbance.METHODS: 30 healthy volunteers were divided into twogroups: standard diet group (Group 1) 18 cases, free diet group (Group 2) 12 cases. Each subjects were subjected to simultaneous 24 hour intragastric pH and spectrophotometric bilirubin concentration monitoring (Bilitec 2000).RESULTS: There was no difference of preprandial phasebilirubin absorbance between two groups. The absorbanceof postprandial phase was significantly increased in group 2than group 1. There was no difference between preprandialphase and postprandial phase absorbance in group 1.Postprandial phase absorbance was significantly higher ingroup 2. In a comparison of bile reflux with intragastric pHduring night time, there were 4 types of reflux:Simultaneous increase in absorbance and pH in only 19.6%, increase in bilirubin with unchanged pH 33. 3 %, pHincrease with unchanged absorbance 36. 3 %, and bothunchanged in 10. 8 %. Linear regression analysis showed nocorrelation between percertage total time of pH < 4 aridpercentage total time of absortance > 0. 14, r=0.068, P<0.05.CONCLUSION: Because of the dietary effect, highabsorbance fluids or foods should be avoided in detection.Intrsgastric pH and bilirubin monitoring separately predictthe presence of duodenal (and/or pancreatic) reflux and bilereflux. They can not substitute for each other. The detectionof DGR is improved if the two parameters are combinedsimultanoously.Fei Dai Jun Gong Ru Zhang Jin-Yan Luo You-Ling Zhu Xue-Qin Wang,Department of Gastroenterology,Second Hospital of Xi’ an Jiaotong University,Xi’an 710004,Shaanxi Province,China 2002World Journal of Gastroenterology2002,8,2:30
4A high-quality genome assembly of quinoa provides insights into the molecular basis of salt bladder-based salinity tolerance and the exceptional nutritional value显示文摘Changsong Zou Aojun Chen Lihong Xiao Heike M Muller Peter Ache Georg Haberer Meiling Zhang Wei Jia Ping Deng Ru Huang Daniel Lang Feng Li Dongliang Zhan Xiangyun Wu Hui Zhang Jennifer Bohm Renyi Liu Sergey Shabala Rainer Hedrich Jian-Kang Zhu Heng Zhang 2017Cell Research2017,27,11:22
5Simultaneous mineralization of CO_2 and recovery of soluble potassium using earth-abundant potassium feldspar显示文摘CO2 capture and storage(CCS) is an important strategy in combatting anthropogenic climate change.However,commercial application of the CCS technique is currently hampered by its high energy expenditure and costs.To overcome this issue,CO2 capture and utilization(CCU) is a promising CO2 disposal method.We,for the first time,developed a promising method to mineralize CO2 using earth-abundant potassium feldspar in order to effectively reduce CO2 emissions.Our experiments demonstrate that,after adding calcium chloride hexahydrate as an additive,the K-feldspar can be transformed to Ca-silicates at 800 C,which can easily mineralize CO2 to form stable calcium carbonate and recover soluble potassium.The conversion of this process reached 84.7%.With further study,the pretreatment temperature can be reduced to 250 C using hydrothermal method by adding the solution of triethanolamine(TEA).The highest conversion can be reached 40.1%.The process of simultaneous mineralization of CO2 and recovery of soluble potassium can be easily implemented in practice and may provide an economically feasible way to tackle global anthropogenic climate change.XIE HePing WANG YuFei JU Yang LIANG Bin ZHU JiaHua ZHANG Ru XIE LingZhi LIU Tao ZHOU XiangGe ZENG HongMei LI Chun LU HouFang 2013Chinese Science Bulletin2013,58,1:16
6Collagen-binding basic fibroblast growth factor improves functional remodeling of scarred endometrium in uterine infertile women: a pilot study显示文摘Intrauterine adhesion(IUA) is a common cause of uterine infertility and one of the most severe clinical features is endometrial fibrosis namely endometrial scarring for which there are few cures currently. Blocked angiogenesis is the main pathological change in the scarred endometrium. The fibroblast growth factor 2(b FGF), a member of FGF family, is usually applied to promote healing of refractory ulcer and contributes to angiogenesis of tissues. In this study, the sustained-release system of b FGF100 μg was administrated around scarred endometrium guiding by ultrasound every 4 weeks in 18 patients(2–4 times). Results showed that after treatment, the menstrual blood volume, endometrial thickness and the scarred endometrial area were improved.Histological study showed blood vessel density increased obviously. Three patients(3/18) achieved pregnancy over 20 gestational weeks. Therefore, administrating the b FGF surrounding scarred endometrium may provide a new therapeutic approach for the patients with endometrial fibrosis.Peipei Jiang Xiaoqiu Tang Huiyan Wang Chenyan Dai Jing Su Hui Zhu Minmin Song Jingyu Liu Ziqing Nan Tong Ru Yaling Li Jingmei Wang Jun Yang Bing Chen Jianwu Dai Yali Hu 2019Science China(Life Sciences)2019,62,12:16
7CHEMICAL BEHAVIOR OF CERIUM ELEMENT IN ROCK WEATHERING SYSTEM显示文摘1INTRODUCTIONTheelectronicstructureofgroundstateatomceriumisXe4f15d16s2,andtheelectronicstructureoftrivalentoxidizingstateisX...Chi, Ru'an Zhu, Guocai Zhang, Ping Xu, Yinghui 1999中国有色金属学会会刊:英文版1999,9,1:10
8Partitioning properties of rare earth ores in China显示文摘The properties of rare earth partitioning in Chinese industrial rare earth ores were analyzed. Rare earth ores canbe divided into the single-mineral type ore with bastnaesite, the multi-mineral type ore with bastnaesite and monazite, andthe weathering crust type. Both the Bayan Obo rare earth ore and the Zhushan rare earth ore are a kind of mixed ore, con-sisting of bastnaesite and monazite. Their rare earth partitionings are strongly enriched in light rare earths, where CeO2 is50% and the light rare earth partitioning is totally over 95%. The Mianning rare earth ore as well as the Weishan rare earthis a kind of rare earth ore only having bastnaesite. Their rare earth partitionings are also strongly enriched in light rare earths,in which CeO2 is 47% and the light rare earth partitioning is totally over 94%. For the weathering crust type rare earth ore,there are the Longnan rare earth ore, the Xunwu rare earth ore, and the middle yttrium and rich europium ore. In the Long-nan rare earth ore, which is strongly enriched in heavy rare earths, Y2O3 is 64.83%, and the heavy and light rare earthpartitionings are 89.40% and 10.53%, respectively. In the Xunwu rare earth ore, which is strongly enriched in light rareearths, CeO2 is 47.16%, and the light rare earth partitioning is totally 93.25%. Y and Eu are enriched in the middle yttriumand rich europium ore. Its middle rare earth partitioning is totally over 10%, and Eu2O3 and Y2O3 are over 0.5% and 20%,respectively, which are mainly industrial resources of the middle and the heavy rare earths.CHI Ru 'an LI Zhongjun PENG Cui ZHU Guocai XU Shengming 2005Rare Metals2005,24,3:8
9Mini-abdominoplasty combined with mesh used for abdominal wall endometriosis显示文摘ZHAO Ru WANG Xiao-jun SONG Ke-xin ZHU Lan LI Bin 2012Chinese Medical Journal2012,,9:8
10Effects of Bushen Yiqi Huoxue Decoction in Treatment of Patients with Diminished Ovarian Reserve:A Randomized Controlled Trial显示文摘Objective:To explore the therapeutic effect of Bushen Yiqi Huoxue Decoction BYHD)in patients with diminished ovarian reserve(DOR).Methods:A total of 180 patients with DOR diagnosed from December2013 to December 2014 were equally assigned into progynova and duphaston(E+D)group,Zuogui Pill group and BYHD group with 60 cases in each by computerized randomization.Patients received E+D,Zuogui Pill or BYHD for 12 months,respectively.Follicle stimulating hormone(FSH),luteinizing hormone(LH),estradiol(E_(2)),anti-Mullerian hormone(AMH),antral follicle count(AFC),ovarian volume,endometrial thickness,and the resistance indices(Rls)of ovarian arteries and uterine arteries were observed before and after treatment.Results:Nine women(4 from the E+D group,3 from the Zuogui Pill group,and 2 from the BYHD group)withdrew from the study.After 6 months,Zuogui Pill and BYHD significantly decreased FSH and LH and increased endometrial thickness and AMH(all P<0.01),BYHD also resulted in E2 elevation(P<0.05),ovary enlargement(P<0.05),AFC increase(P<0.01),and RI of ovarian arteries decrease(P<0.05).After 12 months,further improvements were observed in the Zuogui Pill and BYHD groups(all P<0.01),but BYHD showed better outcomes,with lower FSH,larger ovaries and a thicker endometrium compared with the Zuogui Pill group(all P<0.01).However,E+D only significantly increased endometrial thickness(P<0.01)and no significant improvements were observed in the RI of uterine arteries in the three groups.Conclusions:BYHD had a favorable therapeutic effect in patients with DOR by rebalancing hormone levels,promoting ovulation,and repairing the thin endometrium.The combination of tonifying Shen(Kidney),benefiting qi and activating blood circulation may be a promising therapeutic strategy for DOR.ZHOU Jing PAN Xin-yao LIN Jin ZHOU Qi LAN Li-kun ZHU Jun DUAN Ru WANG Lan SUN Yan WANG Ling 2022Chinese Journal of Integrative Medicine2022,28,3:7
11Surrogate production of genome-edited sperm from a different subfamily by spermatogonial stem cell transplantation显示文摘The surrogate reproduction technique,such as inter-specific spermatogonial stem cells(SSCs)transplantation(SSCT),provides a powerful tool for production of gametes derived from endangered species or those with desirable traits.However,generation of genome-edited gametes from a different species or production of gametes from a phylogenetically distant species such as from a different subfamily,by SSCT,has not succeeded.Here,using two small cyprinid fishes from different subfamilies,Chinese rare minnow(gobiocypris rarus,for brief:Gr)and zebrafish(danio rerio),we successfully obtained Gr-derived genome-edited sperm in zebrafish by an optimized SSCT procedure.The transplanted Gr SSCs supported the host gonadal development and underwent normal spermatogenesis,resulting in a reconstructed fertile testis containing Gr spermatids and zebrafish testicular somatic cells.Interestingly,the surrogate spermatozoa resembled those of host zebrafish but not donor Gr in morphology and swimming behavior.When pou5f3 and chd knockout Gr SSCs were transplanted,Gr-derived genome-edited sperm was successfully produced in zebrafish.This is the first report demonstrating surrogate production of gametes from a different subfamily by SSCT,and surrogate production of genome-edited gametes from another species as well.This method is feasible to be applied to future breeding of commercial fish and livestock.Fenghua Zhang Yongkang Hao Xianmei Li Yi Li Ding Ye Ru Zhang Xiaosi Wang Mudan He Houpeng Wang Zuoyan Zhu Yonghua Sun 2022Science China(Life Sciences)2022,65,5:7
12Endocrine Disruption Activity of 30-day Dietary Exposure to Decabromodiphenyl Ethane in Balb/C Mouse显示文摘Objective This study aimed to evaluate the hepatotoxicity,metabolic disturbance activity and endocrine disrupting activity of mice treated by Decabromodiphenyl ethane(DBDPE).Methods In this study,Balb/C mice were treated orally by gavage with various doses of DBDPE.After 30 days of treatment,mice were sacrificed; blood,livers and thyroid glands were obtained,and hepatic microsomes were isolated.Biochemical parameters including 8 clinical chemistry parameters,blood glucose and hormone levels including insulin and thyroid hormone were assayed.The effects of DBDPE on hepatic cytochrome P450(CYP) levels and activities and uridinediphosphate-glucuronosyltransferase(UDPGT) activities were investigated.Liver and thyroid glands were observed.Results There were no obvious signs of toxicity and no significant treatment effect on body weight,or liver-to-body weight ratios between treatment groups.The levels of ALT and AST of higher dose treatment groups were markedly increased.Blood glucose levels of treatment groups were higher than those of control group.There was also an induction in TSH,T3,and f T3.UDPGT,PROD,and EROD activities were found to have been increased significantly in the high dose group.Histopathologic liver changes were characterized by hepatocyte hypertrophy and cytoplasmic vacuolization.Our findings suggest that DBDPE can cause a certain degree of mouse liver damage and insufficiency.Conclusion DBDPE has the activity of endocrine disruptors in Bal/C mice,which may induce drug-metabolizing enzymes including CYPs and UDPGT,and interfere with thyroid hormone levels mediated by Ah R and CAR signaling pathways.Endocrine disrupting activity of DBDPE could also affect the glucose metabolism homeostasis.SUN Ru Bao SHANG Shuai ZHANG Wei LIN Ben Cheng WANG Qiang SHI Yun XI Zhu Ge 2018Biomedical and Environmental Sciences2018,31,1:7
13Cytotoxicity and Apoptosis Induction in Human HepG2 Hepatoma Cells by Decabromodiphenyl Ethane显示文摘Objective To investigate the toxic effects of decabromodiphenyl ethane (DBDPE), used as an alternative to decabromodiphenyl ether in vitro. Methods HepG2 cells were cultured in the presence of DBDPE at various concentrations (3.125-100.0 mg/L) for 24, 48, and 72 h respectively and the toxic effect of DBDPE was studied. Results As evaluated by the 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenyl tetrazolium bromide and lactate dehydrogenase assays and nuclear morphological changes, DBDPE inhibited HepG2 viability in a time- and dose-dependent manner within a range of 12.5 mg/L to 100 mg/L and for 48 h and 72 h. Induction of apoptosis was detected at 12.5-100 mg/L at 48 h and 72 h by propidium iodide staining, accompanied with overproduction of reactive oxygen species (ROS). Furthermore, N-acetyl-L-cysteine, a widely used ROS scavenger, significantly reduced DBDPE-induced ROS levels and increased HepG2 cells viability. Conclusion DBDPE has cytotoxic and anti-proliferation effect and can induce apoptosis in which ROS plays an importantSUN Ru Bao XI Zhu Ge YAN Jun YANG Hong Lian 2012Biomedical and Environmental Sciences2012,25,5:6
14Subacute Effect of Decabromodiphenyl Ethane on Hepatotoxicity and Hepatic Enzyme Activity in Rats显示文摘Information regarding decabromodiphenyl ethane(DBDPE)effects on hepatotoxicity and metabolism is limited.In the present study,Wistar rats were given oral DBDPE at different doses.DBDPE induced oxidative stress,elevated blood glucose levels,increased CYP2B2 mRNA,CYP2B1/2protein,7-pentoxyresorufin O-depentylase(PROD)activity,and induced CYP3A2 mRNA,CYP3A2protein,and luciferin benzylether debenzylase(LBD)activity.UDPGT activity increased with its increasing exposure levels,suggesting that oral DBDPE exposure induces drug-metabolizing enzymes in rats via the CAR/PXR signaling pathway.The induction of CYPs and co-regulated enzymes of phase II biotransformation may affect the homeostasis of endogenous substrates,including thyroid hormones,which may,in turn,alter glucose metabolism.SUN Ru Bao XI Zhu Ge ZHANG Hua Shan ZHANG Wei 2014Biomedical and Environmental Sciences2014,27,2:4
15Effect of the structure of ginsenosides on the in vivo fate of their liposomes显示文摘To utilize themultiple functions and give full play of ginsenosides,a variety of ginsenosides with different structures were prepared into liposomes and evaluated for their effect on the stability,pharmacokinetics and tumor targeting capability of liposomes.The results showed that the position and number of glycosyl groups of ginsenosides have significant effect on the in vitro and in vivo properties of their liposomes.The pharmacokinetics of ginsenosides liposomes indicated that the C-3 sugar group of ginsenosides is beneficial to their liposomes for longer circulation in vivo.The C-3 and C-6 glycosyls can enhance the uptake of their liposomes by 4T1 cells,and the glycosyls at C-3 position can enhance the tumor active targeting ability significantly,based on the specific binding capacity to Glut 1 expressed on the surface of 4T1 cells.According to the results in the study,ginsenoside Rg3 and ginsenoside Rh2 are potential for exploiting novel liposomes because of their cholesterol substitution,long blood circulation and tumor targeting capabilities.The results provide a theoretical basis for further development of ginsenoside based liposome delivery systems.Chen Chen Jiaxuan Xia Hongwei Ren Anni Wang Ying Zhu Ru Zhang Zicheng Gan Jianxin Wang 2022Asian Journal of Pharmaceutical Sciences2022,17,2:4
16RECOVERING RE FROM LEACHING LIQUOR OF RARE EARTH ORE BY EXTRACTION显示文摘RECOVERINGREFROMLEACHINGLIQUOROFRAREEARTHOREBYEXTRACTIONChiRu'an;XuJingming;HePeijiong;ZhuYongjun(InstituteofNuclearEnergyTec...Chi Ru’an Xu Jingming He Peijiong Zhu Yongjun(Institute of Nuclear Energy Technolegy,Tsinghua University,Beijing 100084) 1995中国有色金属学会会刊:英文版1995,5,4:4
17Efficient 16 Boolean logic and arithmetic based on bipolar oxide memristors显示文摘The physically separated memory and logic units in traditional von Neumann computers place essential limits on the performance and cause increased energy consumption,and hence in-memory computing is required to overcome this bottleneck.Here,a new bipolar memristor based in-memory logic approach is proposed,which is capable of achieving all 16 possible Boolean logic functions in a single device in less than3 steps.This approach does not require initialization and can facilitate logic cascading,and the calculation taking place in-situ is showcased by 1-bit full adder and 2-bit multiplier with improved efficiency,thus showing a great prospect in future in-memory computing architecture.Rui YUAN Mingyuan MA Liying XU Zhenhua ZHU Qingxi DUAN Teng ZHANG Yu ZHU Yu WANG Ru HUANG Yuchao YANG 2020Science China(Information Sciences)2020,63,10:3
18Experimental Investigation on the Effect of Mainstream Turbulence on Full Coverage Film Cooling Effectiveness for a Turbine Guide Vane显示文摘Experiments have been performed to investigate the effect of mainstream turbulence on the three-dimensional distribution of the full coverage film cooling effectiveness for two enlarged actual twisted vanes with cylindrical or shaped holes. The film cooling effectiveness was measured by transient liquid crystal technique at mainstream turbulence intensities of 2%, 9% and 15%. The mass flow rate ratios range from 5.5% to 12.5%. There are 3, 8 and 7 rows of film holes on the suction side, leading edge and pressure side, respectively. Results show that for the cylindrical hole vane the high mainstream turbulence intensity decreases the film cooling effectiveness in the top region and down region of pressure side in the low mass flow rate ratio of 5.5%, while the effect is opposite in the high mass flow rate ratio of 12.5%. The film cooling effectiveness in the middle region of pressure side decreases obviously with the increase of the turbulence at the low mass flow rate ratio of 5.5%, while the influence of increasing turbulence weakens gradually with the increase of mass flow rate ratio. Moreover, the high mainstream turbulence improves the film cooling effectiveness in the further downstream of the holes on suction side at the high mass flow rate ratio of 12.5%. For the shaped hole vane, the increase of mainstream turbulence decreases the film cooling effectiveness at all mass flow rate ratios. This study reveals the influence rule of the mainstream turbulence on the film cooling effectiveness in the different regions of the three-dimensional vane surface. The results would guide the designs of engineering heat transfer with application in gas turbine blade/vane cooling.FU Zhongyi ZHU Huiren CHENG Lijian JIANG Ru 2019Journal of Thermal Science2019,28,1:3
19Identification of APEX2 as an oncogene in liver cancer显示文摘BACKGROUND DNA damage is one of the critical contributors to the occurrence and development of some cancers.APEX1 and APEX2 are the most important molecules in the DNA damage,and APEX1 has been identified as a diagnostic and prognostic biomarker in liver hepatocellular carcinoma(LIHC).However,the expression of APEX2 and its functional mechanisms in LIHC are still unclear.AIM To examine the expression of APEX2 and the potential mechanism network in LIHC.METHODS We conducted a pan-cancer analysis of the expression of APEX1 and APEX2 using the interactive TIMER tool.GEO datasets,including GSE14520,GSE22058,and GSE64041,were used to compare the APEX2 expression level in tumor tissues and adjacent non-tumor tissues.Then,we calculated the 5-year survival rate according to the web-based Kaplan-Meier analysis.We included the TCGA liver cancer database in GSEA analysis based on the high and low APEX2 expression,showing the potential mechanisms of APEX2 in LIHC.After that,we conducted Pearson correlation analysis using GEPIA2.Next,we performed quantitative polymerase chain reaction(qPCR)assay to examine the APEX2 levels in normal liver cell line LO2 and several liver cancer cell lines,including HepG2,Huh7,SMMC7721,and HCCLM3.APEX2 in HCCLM3 cells was knocked down using small interfering RNA.The role of APEX2 in cell viability was confirmed using CCK-8.Dualluciferase reporter assay was performed to examine the promoter activity of CCNB1 and MYC.RESULTS APEX1 and APEX2 are both highly expressed in the tumor tissues of BLCA,BRCA,CHOL,COAD,ESCA,HNSC,LIHC,LUAD,LUSC,READ,and STAD.APEX2 overexpression in LIHC was validated using GSE14520,GSE22058,and GSE64041 datasets.The survival analysis showed that LIHC patients with high expression of APEX2 had a lower overall survival rate,even in the AJCC T1 patients.High level of APEX2 could indicate a lower overall survival rate in patients with or without viral hepatitis.The GSEA analysis identified that kinetochore and spindle microtubules are the two main cellular components of APEX2 in GO Ontology.APEX2 was also positively associated with molecular function regulation of chromosome segregation and DNA replication.The results of KEGG analysis indicated that APEX2 expression was positively correlated with cell cycle pathway and pro-oncogenic MYC signaling.Pearson correlation analysis showed that APEX2 had a significant positive correlation with CCNB1 and MYC.APEX2 level was higher in liver cancer cell lines than in normal liver LO2 cells.Small interfering RNA could knock down the APEX2 expression in HCCLM3 cells.Knockdown of APEX2 resulted in a decrease in the viability of HCCLM3 cells as well as the expression and promoter activity of CCNB1 and MYC.CONCLUSION APEX2 is overexpressed in LIHC,and the higher APEX2 level is associated with a worse prognosis in overall survival.APEX2 is closely involved in the biological processes of chromosome segregation and DNA replication.APEX2 expression is positively correlated with the pro-oncogenic pathways.Knockdown of APEX2 could inhibit the cell viability and CCNB1 and MYC pathways,suggesting that APEX2 is an oncogene in LIHC,which could be a potential pharmaceutic target in the anti-tumor therapy.Ru Zheng Heng-Liang Zhu Bing-Ren Hu Xiao-Jiao Ruan Hua-Jie Cai 2020World Journal of Clinical Cases2020,8,14:2
20Hymecromone:a clinical prescription hyaluronan inhibitor for efficiently blocking COVID-19 progression显示文摘Currently,there is no effective drugs for treating clinically COVID-19 except dexamethasone.We previously revealed that human identical sequences of SARS-CoV-2 promote the COVID-19 progression by upregulating hyaluronic acid(HA).As the inhibitor of HA synthesis,hymecromone is an approved prescription drug used for treating biliary spasm.Here,we aimed to investigate the relation between HA and COVID-19,and evaluate the therapeutic effects of hymecromone on COVID-19.Firstly,HA was closely relevant to clinical parameters,including lymphocytes(n=158;r=−0.50;P<0.0001),C-reactive protein(n=156;r=0.55;P<0.0001),D-dimer(n=154;r=0.38;P<0.0001),and fibrinogen(n=152;r=0.37;P<0.0001),as well as the mass(n=78;r=0.43;P<0.0001)and volume(n=78;r=0.41;P=0.0002)of ground-glass opacity,the mass(n=78;r=0.48;P<0.0001)and volume(n=78;r=0.47;P<0.0001)of consolidation in patient with low level of hyaluronan(HA<48.43 ng/mL).Furthermore,hyaluronan could directly cause mouse pulmonary lesions.Besides,hymecromone remarkably reduced HA via downregulating HAS2/HAS3 expression.Moreover,89%patients with hymecromone treatment had pulmonary lesion absorption while only 42%patients in control group had pulmonary lesion absorption(P<0.0001).In addition,lymphocytes recovered more quickly in hymecromone-treated patients(n=8)than control group(n=5)(P<0.05).These findings suggest that hymecromone is a promising drug for COVID-19 and deserves our further efforts to determine its effect in a larger cohort.Shuai Yang Yun Ling Fang Zhao Wei Li Zhigang Song Lu Wang Qiuting Li Mengxing Liu Ying Tong Lu Chen Daoping Ru Tongsheng Zhang Kaicheng Zhou Baolong Zhang Peng Xu Zhicong Yang Wenxuan Li Yuanlin Song Jianqing Xu Tongyu Zhu Fei Shan Wenqiang Yu Hongzhou Lu 2022Signal Transduction and Targeted Therapy2022,7,4:2
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