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| 1 | Hepatocellular carcinoma redirects to ketolysis for progression under nutrition deprivation stress显示文摘癌症房间以他们的能力著名给新陈代谢的小径换新电线在各种各样的压力条件下面支持幸存和增长。尽管在肝生产了,酉同类身体没在正常的成年的肝房间被消费。我们这里发现酉同类分解代谢或 ketolysis 在 hepatocellular 被重新激活在营养剥夺条件下面的癌(HCC ) 房间。机械学地, 3-oxoacid CoA-transferase 1 (OXCT1 ) ,其表情在正常的成年的肝纸巾被压制的限制率的 ketolytic 酶,被浆液重新导致被触发饥饿的 mTORC2-AKT-SP1 在 HCC 房间发信号。而且,我们观察到在 HCC 的那提高的 ketolysis 为 AMPK 激活的压抑是批评的并且保护 HCC 房间免受过多的 autophagy 的伤害,从而提高肿瘤生长。重要地,临床的 HCC 样品的分析表明那增加的 OXCT1 表情预言更高耐心的死亡。一起拿,我们这里揭开剥夺营养的 HCC 房间为精力由采用酉同类身体的新奇新陈代谢的改编供应和癌症前进。 | De Huang Tingting Li Lin Wang Long Zhang Ronghui Yan Kui Li Songge Xing Gongwei Wu Lan Hu Weidong Jia Sheng-Cai Lin Chi V Dang Libing Song Ping Gao Huafeng Zhang | 2016 | Cell Research2016,26,10: | 27 |
| 2 | Add-on pegylated interferon augments hepatitis B surface antigen clearance vs continuous nucleos(t)ide analog monotherapy in Chinese patients with chronic hepatitis B and hepatitis B surface antigen≤1500 IU/mL:An observational study显示文摘BACKGROUND Nucleos(t)ide analog(NA)has shown limited effectiveness against hepatitis B surface antigen(HBsAg)clearance in chronic hepatitis B(CHB)patients.AIM To evaluate the efficacy and safety of add-on peginterferonα-2a(peg-IFNα-2a)to an ongoing NA regimen in CHB patients.METHODS In this observational study,195 CHB patients with HBsAg≤1500 IU/m L,hepatitis B e antigen(HBeAg)-negative(including HBeAg-negative patients or HBeAg-positive patients who achieved HBeAg-negative after antiviral treatment with NA)and hepatitis B virus-deoxyribonucleic acid<1.0×10^2 IU/mL after over 1 year of NA therapy were enrolled between November 2015 and December2018 at the Second Affiliated Hospital of Xi'an Jiaotong University,China.Patients were given the choice between receiving either peg-IFNα-2a add-on therapy to an ongoing NA regimen(add-on group,n=91)or continuous NA monotherapy(monotherapy group,n=104)after being informed of the benefits and risks of the peg-IFNα-2a therapy.Total therapy duration of peg-IFNα-2a was 48 wk.All patients were followed-up to week 72(24 wk after discontinuation of peg-IFNα-2a).The primary endpoint was the proportion of patients with HBsAg clearance at week 72.RESULTS Demographic and baseline characteristics were comparable between the two groups.Intention-to-treatment analysis showed that the HBsAg clearance rate in the add-on group and monotherapy group was 37.4%(34/91)and 1.9%(2/104)at week 72,respectively.The HBsAg seroconversion rate in the add-on group was 29.7%(27/91)at week 72,and no patient in the monotherapy group achieved HBsAg seroconversion at week 72.The HBsAg clearance and seroconversion rates in the add-on group were significantly higher than in the monotherapy group at week 72(P<0.001).Younger patients,lower baseline HBsAg concentration,lower HBsAg concentrations at weeks 12 and 24,greater HBsAg decline from baseline to weeks 12 and 24 and the alanine aminotransferase≥2×upper limit of normal during the first 12 wk of therapy were strong predictors of HBsAg clearance in patients with peg-IFNα-2a add-on treatment.Regarding the safety of the treatment,4.4%(4/91)of patients in the add-on group discontinued peg-IFNα-2a due to adverse events.No severe adverse events were noted.CONCLUSION Peg-IFNα-2a as an add-on therapy augments HBsAg clearance in HBeAg-negative CHB patients with HBsAg≤1500 IU/m L after over 1 year of NA therapy. | Feng-Ping Wu Ying Yang Mei Li Yi-Xin Liu Ya-Ping Li Wen-Jun Wang Juan-Juan Shi Xin Zhang Xiao-Li Jia Shuang-Suo Dang | 2020 | World Journal of Gastroenterology2020,26,13: | 27 |
| 3 | Effectiveness of urban construction boundaries in Beijing:an assessment显示文摘Based on the remote sensing (RS) and geographic information system (GIS) analysis of the Landsat multispectral scanner (MSS) and thematic mapper (TM) satellite images of 1983, 1993, and 2005, the present research examined the effectiveness of the urban construction boundaries (UCBs) in containing urban growth within the 6th Ring Road of Beijing Municipality. Three indicators on boundary control were proposed, through which the effectiveness of boundary containment, land inventory sufficiency and illegal adjacent development to the UCBs were explored. The results suggested that, first, the UCBs were limited in effectiveness in containing urban growth; second, the area encompassed by the UCBs might not be designed large enough to accommodate new development. The frustration of the urban growth control through the UCBs mainly resulted from the lack of a transparent system for urban land use planning and control to provide sufficient information, the limitation of the traditional land use prediction method to consider contingencies, and the absence of a mechanism to monitor and adjust the UCBs to respond just in time to urban change. | Hao-ying HAN Shih-Kung LAI An-rong DANG Zong-bo TAN Ci-fang WU | 2009 | Journal of Zhejiang University-Science A(Applied Physics & Engineering)2009,10,9: | 20 |
| 4 | Expression of VEGF_(121)in gastric carcinoma MGC803 cell line显示文摘INTRODUCTIONVascular endothelial growth factor(VEGF)whichis also known as vascular permeability factor(VPF)is a heparin-binding,dimeric polypeptide growthfactor and a potent mitogen for endothelial cells.VEGF can stimulate the endothelial cell growth andenhance the motility through its two knownreceptors flt-1 and KDR.Acting through thesereceptors,VEGF may stimulate angiogenesis | Xue Jun Tian Jian Wu Lin Meng Zhi Wei Dang Cheng Chao Shou Beijing Institute for Cancer Research,Oncology School of Beijing Medical University,Beijing 100034,China Institute of Cancer Research,Chinese Academy of Medical Sciences,Beijing 100021,China | 2000 | World Journal of Gastroenterology2000,6,2: | 17 |
| 5 | A Novel Hybrid Data Clustering Algorithm Based on Artificial Bee Colony Algorithm and K-Means显示文摘To improve the performance of K-means clustering algorithm, this paper presents a new hybrid approach of Enhanced artificial bee colony algorithm and Kmeans(EABCK). In EABCK, the original artificial bee colony algorithm(called ABC) is enhanced by a new mutation operation and guided by the global best solution(called EABC). Then, the best solution is updated by Kmeans in each iteration for data clustering. In the experiments, a set of benchmark functions was used to evaluate the performance of EABC with other comparative ABC variants. To evaluate the performance of EABCK on data clustering, eleven benchmark datasets were utilized. The experimental results show that EABC and EABCK outperform other comparative ABC variants and data clustering algorithms, respectively. | TRAN Dang Cong WU Zhijian WANG Zelin DENG Changshou | 2015 | Chinese Journal of Electronics2015,24,4: | 14 |
| 6 | A novel synthesis strategy to improve cycle stability of LiNio.8Mno.1Co0.1O2 at high cut-off voltages through core-shell structuring显示文摘Nickel-rich cathode materials have attracted considerable interest because of their high specific capacities,voltage ranges,and low cost.However,serious capacity attenuation and poor rate performance limit their application.This study proposes a novel strategy to improve the cycle stability of the nickel-rich LiNi0.sCo0.1Mn0.1O2(NCM811)layer material by designing core-shell LiNio.sCoo.1 Mno.102(CS-NCM811).CS-NCM811 is designed by the characteristic reaction between dimethylglyoxime(C4H8N2O2)and nickel ion to form Ni(C4H7N2O2)2-The CS-NCM811 is characterized with high nickel content in its core and high manganese content on its surface,leading to a high capacity and excellent cycle stability.The capacity retention of CS-NCM811 was 72.8%,much higher than that of NCM811(47.1%)after 500 cycles at a rate of 5 C.Not only is this method a no vel strategy to desig n high capacity cathode materials but also provides some new in sights into the cycle stability of nickel-rich layered cathode materials. | Kang Wu Qi Li Rongbin Dang Xin Deng Minmin Chen Yu Lin Lee Xiaoling Xiao Zhongbo Hu | 2019 | Nano Research2019,12,10: | 12 |
| 7 | Mechanisms of improvement of left ventricle remodeling by transplanting two kinds of autologous bone marrow stem cells in pigs显示文摘背景在尖锐心肌的梗塞( AMI )以后的很多心肌的房间的坏死导致心脏的功能和移植能改进的室 remodeling.Stem 房间的减少在 AMI 以后的心脏的功能,但是包含的机制一直不是完全学习试图在改变的室上经由冠的动脉调查自体同源的骨头髓 mononuclear 房间( BM-MNC )和 rnesenchymal 干细胞( MSC )的移植的效果的在场的 understood.The 控制组,简单梗塞模型组, BM-MNC 移植组,和 MSC 移植当有 AMI 的一个缩小的猪的模型被建立时, 90 纪录的 group.At ,自体同源的 BM-MNC 的移植(( 4.7ntraoperative ,并且手术后)被评估, compared.The 病态和死亡结果在二 groups.The 后续结果被比较,在二组织的 surgery.Results 与外科手术前的高风险的侧面有病人的类似的百分比以后。 | LI Shu-ren QI Xiao-yong HU Fu-li ZHANG Jian-qing WANG Tian-hong DANG Yi MENG Cun-liang LIU Hui-liang LI Ying-xiao WU Di DONG Jie XUN Li-ying GAO Li-hui JIN Fu-chang | 2008 | Chinese Medical Journal2008,,23: | 12 |
| 8 | Human γδT-cell subsets and their involvement in tumor mmunity显示文摘 | Dang W u Pin Wu Fuming Qiu Qichun Wei Jian Huang | 2017 | Cellular & Molecular Immunology2017,14,3: | 11 |
| 9 | Caffeic acid phenethyl ester up-regulates antioxidant levels in hepatic stellate cell line T6 via an Nrf2-mediated mitogen activated protein kinases pathway显示文摘AIM To investigate the antioxidant effect of caffeic acid phenethyl ester(CAPE) in hepatic stellate cell-T6(HSC-T6) cells cultured in vitro and the potential mechanisms.METHODS HSC-T6 cells were cultured in vitro and treated with various concentrations of CAPE for 24, 48 and 72 h, respectively. Cell proliferation was investigated using the MTT assay, and cell ultrastructural alterations were observed by transmission electron microscopy. Flow cytometry was employed to investigate the effects of CAPE on apoptosis and the levels of reactive oxygen species in HSC-T6 cells cultured in vitro. An enzyme immunoassay instrument was used to evaluate antioxidant enzyme expression. The effect on α-smooth muscle actin was shown using immunofluorescence. Gene and protein levels of Nrf2, related factors, and mitogen activated protein kinases(MAPKs), in HSC-T6 cells were detected using RT-PCR and Western blot, respectively.RESULTS CAPE inhibited the proliferation and activation of HSC-T6 cells cultured in vitro. CAPE increased the antioxidant levels and the translocation of Nrf2 from the cytoplasm to the nucleus in HSC-T6 cells. Moreover,the phosphorylation of MAPKs in cells decreased in response to CAPE. Interestingly, CAPE-induced oxidative stress in the cells was significantly attenuated by pretreatment with MAPKs inhibitors.CONCLUSION CAPE inhibits cell proliferation and up-regulates the antioxidant levels in HSC-T6 cells partly through the Nrf2-MAPKs signaling pathway. | Ning Yang Juan-Juan Shi Feng-Ping Wu Mei Li Xin Zhang Ya-Ping Li Song Zhai Xiao-Li Jia Shuang-Suo Dang | 2017 | World Journal of Gastroenterology2017,23,7: | 11 |
| 10 | A preliminary study of the effects of plastic film-mulched raised beds on soil temperature and crop performance of early-sown short-season spring maize(Zea mays L.) in the North China Plain显示文摘To identify a strategy for earlier sowing and harvesting of spring maize(Zea mays L.) in an alternative maize–maize double cropping system, a 2-year field experiment was performed at Quzhou experimental station of China Agricultural University in 2014 and 2015. A short-season cultivar, Demeiya number 1(KX7349), was used in the experiment. Soil temperature to 5 cm depth in the early crop growth stage, crop growth, crop yield, and water use of different treatments(plastic film-mulched raised bed(RF) and flat field without plastic film mulching(CK) in 2014; RF, plastic film-mulched flat field(FF), and CK in 2015)were measured or calculated and compared. Soil temperature in the film-mulched treatments was consistently higher than that in CK(1.6–3.5 °C in average) during the early growth stage. Crops in plastic film-mulched treatments used 214 fewer growing-degree days(GDDs) in 2014 and 262 fewer GDDs in 2015. In 2014, the RF treatment yielded 32.7%higher biomass than CK, although its 9.4% higher grain yield was not statistically significant. Also, RF used 17.9% less water and showed 33.1% higher water use efficiency(WUE) than CK. In 2015, RF and FF showed 56.2% and 49.5% higher yield, 15.0% and 4.5%lower water use(ET), and 63.4% and 75.7% higher WUE, respectively, than CK. RF markedly increased soil temperature in the early crop season, accelerated crop growth, reduced ET,and greatly increased crop yield and WUE. Compared with FF, RF had no obvious effect on crop growth rate, although soil temperature during the period between sowing and stem elongation was slightly increased. However, RF resulted in lower ET and higher WUE than FF. Effects of RF on soil water dynamics as well as its cost-effectiveness remain topics for further study. | Jing Dang Weili Liang Guiyan Wang Pengfei Shi Dan Wu | 2016 | The Crop Journal2016,4,4: | 10 |
| 11 | Combined model based on optimized multi-variable grey model and multiple linear regression显示文摘The construction method of background value is improved in the original multi-variable grey model (MGM(1,m)) from its source of construction errors.The MGM(1,m) with optimized background value is used to eliminate the random fluctuations or errors of the observational data of all variables,and the combined prediction model together with the multiple linear regression is established in order to improve the simulation and prediction accuracy of the combined model.Finally,a combined model of the MGM(1,2) with optimized background value and the binary linear regression is constructed by an example.The results show that the model has good effects for simulation and prediction. | Pingping Xiong Yaoguo Dang Xianghua wu Xuemei Li | 2011 | Journal of Systems Engineering and Electronics2011,22,4: | 10 |
| 12 | Mutation of kri1l causes definitive hematopoiesis failure via PERK-dependent excessive autophagy induction显示文摘 | Xiao-E Jia Ke Ma Tao Xu Lei Gao Shuang Wu Cong Fu Wenjuan Zhang Zhizhang Wang Kaiyu Liu Mei Dong Changbin Jing Chunguang Ren Zhiwei Dong Yi Chen Yi Jin Qiuhua Huang Xing Chang Min Deng Li Li Lingfei Luo Jun Zhu Yongjun Dang Hung-Chun Chang Leonard I Zon Yi Zhou Saijuan Chen Weijun Pan | 2015 | Cell Research2015,25,8: | 8 |
| 13 | Insulin enhances apoptosis induced by cisplatin in human esophageal squamous cell carcinoma EC9706 cells related to inhibition of autophagy显示文摘 | Yang Yang Wen Fengbiao Dang Lifeng Fan Yuxia Liu Donglei Wu Kai Zhao Song | 2014 | Chinese Medical Journal2014,,2: | 6 |
| 14 | High-performance asymmetric electrodes photodiode based on Sb/WSe2 heterostructure显示文摘Two-dimensional (2D) van der Waals (vdWs) metal-semiconductor heterostructures with atomically sharp interface and matched work functions have recently attracted great attention due to their unique electronic and optoelectronic properties. Here we report the vapor phase epitaxial growth of large-scale vertical Sb/WSe2 metal-semiconductor vdWs heterostructures with uniform stacking orientation. Compared with the growth on S1O2/S1 substrate, the thick ness of Sb nan osheet on WSe2 can be reduced effectively to mono layer. We con struct Sb-WSe2-Au asymmetric electrodes photodiode based on the Sb/WSe2 heterostructures. Electrical transport measurements indicate that the photodiode show obvious rectifying effect. Optoelectronic characterizations show prominent photoresponse with a high photoresposivity of 364 mA/W, a fast response time of less than 8 ms, a large open-circuit voltage of 0.27 V and a maximum electrical power output of 0.11 nW. The direct growth of high-quality metal-semiconductor vdWs heterostructures may open up new realms in 2D functional electronics and optoelectronics. | Xiao Liu Guangzhuang Sun Peng Chen Junchi Liu Zhengwei Zhang Jia Li Huifang Ma Bei Zhao Ruixia Wu Weiqi Dang Xiangdong Yang Chen Dai Xuwan Tang Zhuojun Chen Lili Miao Xingqiang Liu Bo Li Yuan Liu Xidong Duan | 2019 | Nano Research2019,12,2: | 5 |
| 15 | Chordomas of the upper cervical spine: clinical characteristics and surgical management of a series of 21 patients显示文摘 | Zhou Hua Jiang Liang Wei Feng Yu Miao Wu Fengliang Liu Xiaoguang Liu Zhongjun Dang Gengting | 2014 | Chinese Medical Journal2014,,15: | 5 |
| 16 | Artemisinin ameliorated proteinuria in rats with adriamycin-induced nephropathy through regulating nephrin and podocin expressions显示文摘OBJECTIVE:To investigate the effects of artemisinin against proteinuria and glomerular filtration barrier damage in rats with adriamycin-induced nephropathy,and the potential mechanism underpinned the action.METHODS:Forty adriamycin rats were randomly divided into two groups with the ratio of 1︰3;the small-number group served as control group(n=10),and the rats in the large-number group were treated with adriamycin to induce nephropathy;then they were further randomly assigned into 3subgroups:benazepril group(n=10),artemisiningroup(n=10),and adriamycin group(n=10).The benazepril group and artemisinin group were treated with benazepril suspl(5.0 mg/kg daily)and artemisinin suspl(150 mg/kg daily)respectively after being modeled;those in the control group and adriamycin group were intragastrically administered an equivalent volume of distilled water every day.The treatment after model establishment lasted for a total of 4 weeks.The 24 h uric protein,blood biochemicals,renal pathological changes,renal ultrastrutural changes,Nephrin and Podocin proteins and gene expressions were measured by Coomassie brilliant blue assay,completely automatic biochemical analyzer,light microscope,electron microscopy,Western blot and reverse transcription polymerase chain reaction,respectively.RESULTS:The rats in adriamycin group showed a significant increase in 24 h uric protein excretion,serum total cholesterol(TC),triglyceride(TG),blood urea nitrogen(BUN),serum creatinine(Scr)and decrease in albumin(Alb)(P<0.05 or P<0.01).Compared with adriamycin group,artemisinin could reduce uric protein excretion,decrease the serum TC,TG elevation,increase the serum Alb level,up-regulate the expressions of Nephrin and Podocin(P<0.05 or P<0.01),but no statistical significance effects on the levels of BUN,Scr in artemisinin group(P>0.05).The renal pathological and ultrastrutural observation indicate that artemisinin could attenuate the severity of foot process effacement and fusion in the nephropathic rats.CONCLUSION:Artemisinin might have an effect on the nephropathy in rats caused by adriamycin,which may be at least partly correlated with attenu-ation of the severity of foot process effacement and fusion,up-regulation of the expressions of Nephrin and Podocin in the glomeruli in the rats. | Xili Wu Peng An Bingyu Ye Xingmin Shi Huimin Dang Rongguo Fu Chenglin Qiao | 2014 | Journal of Traditional Chinese Medicine2014,34,1: | 5 |
| 17 | Consensus on the digestive endoscopic tunnel technique显示文摘With the digestive endoscopic tunnel technique(DETT), many diseases that previously would have been treated by surgery are now endoscopically curable by establishing a submucosal tunnel between the mucosa and muscularis propria(MP). Through the tunnel, endoscopic diagnosis or treatment is performed for lesions in the mucosa, in the MP, and even outside the gastrointestinal(GI) tract.At present, the tunnel technique application range covers the following:(1)Treatment of lesions originating from the mucosal layer, e.g., endoscopic submucosal tunnel dissection for oesophageal large or circular early-stage cancer or precancerosis;(2) treatment of lesions from the MP layer, per-oral endoscopic myotomy, submucosal tunnelling endoscopic resection, etc.; and(3) diagnosis and treatment of lesions outside the GI tract, such as resection of lymph nodes and benign tumour excision in the mediastinum or abdominal cavity. With the increasing number of DETTs performed worldwide, endoscopic tunnel therapeutics, which is based on DETT, has been gradually developed and optimized. However, there is not yet an expert consensus on DETT to regulate its indications, contraindications, surgical procedure, and postoperative treatment.The International DETT Alliance signed up this consensus to standardize the procedures of DETT. In this consensus, we describe the definition, mechanism,and significance of DETT, prevention of infection and concepts of DETTassociated complications, methods to establish a submucosal tunnel, and application of DETT for lesions in the mucosa, in the MP and outside the GI tract(indications and contraindications, procedures, pre-and postoperative treatments, effectiveness, complications and treatments, and a comparison between DETT and other operations). | Ning-Li Chai Hui-Kai Li En-Qiang Linghu Zhao-Shen Li Shu-Tian Zhang Yu Bao Wei-Gang Chen Philip WY Chiu Tong Dang Wei Gong Shu-Tang Han Jian-Yu Hao Shui-Xiang He Bing Hu1 Bing Hu2 Xiao-Jun Huang Yong-Hui Huang Zhen-Dong Jin Mouen A Khashab James Lau Peng Li Rui Li De-Liang Liu Hai-Feng Liu Jun Liu Xiao-Gang Liu Zhi-Guo Liu Ying-Cai Ma Gui-Yong Peng Long Rong Wei-Hong Sha Pateek Sharma Jian-Qiu Sheng Shui-Sheng Shi Dong Wan Seo Si-Yu Sun Gui-Qi Wang Wen Wang Qi Wu Hong Xu Mei-Dong Xu Ai-Ming Yang Fang Yao Hong-Gang Yu Ping-Hong Zhou Bin Zhang Xiao-Feng Zhang Ya-Qi Zhai | 2019 | World Journal of Gastroenterology2019,25,7: | 5 |
| 18 | Real life efficacy and safety of direct-acting antiviral therapy for treatment of patients infected with hepatitis C virus genotypes 1, 2and 3 in northwest China显示文摘BACKGROUND Regimens involving direct-acting antiviral agents(DAAs)are recommended for the treatment of infection with hepatitis C virus(HCV)genotypes 1,2 and 3.But real-world data is still not enough,especially in Asia.AIM To investigate the efficacy and safety of DAA-based regimens in a real-life setting in China.METHODS This study included 366 patients infected with HCV genotypes 1,2 and 3,with or without cirrhosis,who were observed between May 2015 and December 2018.They were treated with ledipasvir and sofosbuvir(SOF)(genotype 1)with or without ribavirin(RBV),SOF and RBV(genotype 2),or SOF and daclatasvir(genotype 3),with or without RBV,for 12 or more wk.The participants’sustained virological responses(SVR)at post-treatment week 12(SVR12)was the primary endpoint.The occurrence of adverse events and drug-drug interactions were recorded.RESULTS In the 366 patients,genotype 1(59.0%)was the most common genotype,followed by genotypes 2(34.4%)and 3(6.6%).Liver cirrhosis was diagnosed in 154(42.1%)patients.Fifty(13.7%)patients were treatment-experienced.Intention-to-treat analysis revealed that SVR12 was 86.3%(316/366).For modified intention-totreat analysis,SVR12 was achieved in 96.6%of overall patients(316/327),96.3%in patients with genotype 1,97.5%in those with genotype 2,and 95.0%in those with genotype 3.Most of the treatment failures were due to lack of follow-up(3cases had non-responses,1 had virological breakthrough,11 relapsed and 36 did not participate in the follow-up).There was no significant difference in SVR between different genotypes and liver statuses(P<0.05).Patients with lower alanine aminotransferase levels at baseline who achieved an end of treatment response were more likely to achieve SVR12(P<0.05).High SVR was observed regardless of age,gender,liver status,alpha-fetoprotein,HCV RNA levels or history of antiviral therapy(P>0.05 for all).The cumulative hepatocellular carcinoma occurrence and recurrence rate after using the DAAs was 0.9%.Most of the adverse events were mild.We found two cases of special adverse events.One case involved facial and bilateral lower extremity edema,and the other case showed an interesting change in lipid levels while on medication.No severe adverse events were noted.CONCLUSION The DAA-based regimens tested in this study have excellent effectiveness and safety in all patients infected with HCV genotypes 1,2 and 3,including those with cirrhosis. | Ying Yang Feng-Ping Wu Wen-Jun Wang Juan-Juan Shi Ya-Ping Li Xin Zhang Shuang-Suo Dang | 2019 | World Journal of Gastroenterology2019,25,44: | 4 |
| 19 | Three new diterpenoids from Leonurus japonicus显示文摘Phytochemical investigation of the aerial parts of Leonurus japonicus led to the isolation of one unusual clerodane diterpenoid,leojaponin A(1),characterized by a C4–C7oxa-bridge,and two new labdane diterpenoids,leojaponins B(2) and C(3).The structures of these new compounds were determined based on extensive 1D and 2D NMR spectroscopic data.To the best of our knowledge,compound 1 is the first clerodane diterpenoid obtained from Leonurus.japonicus.All of them were evaluated for their cytotoxicity. | Zhi-Ke Liu Da-Rong Wu Yi-Ming Shi Ting Zeng Shao-Hua Liu Xue Du Yong-Jun Dang Wei-Lie Xiao Han-Dong Sun | 2014 | Chinese Chemical Letters2014,25,5: | 4 |
| 20 | Drug repurposing of histone deacetylase inhibitors that alleviate neutrophilic inflammation in acute lung injury and idiopathic pulmonary fibrosis via inhibiting leukotriene a4 hydrolase and blocking LTB4 biosynthesis显示文摘OBJECTIVE Leukotriene B4(LTB4)biosynthesis and subsequently neutrophilic inflammation may provide a potential strategy for the treatment of acute lung injury(ALI)or idiopathic pulmonary fibrosis(IPF).To provide a potential strategy for the treatment of ALI or IPF,we identified potent inhibitors of Leukotriene A4 hydrolase(LTA4H),a key enzyme in the biosynthesis of LTB4.METHODS In this study,we identified two known histone deacetylase(HDAC)inhibitors,suberanilohydroxamic acid(SAHA)and its analogue 4-(dimethylamino)-N-[7-(hydroxyamino)-7-oxoheptyl]benzamide(M344),as effective inhibitors of LTA4H using enzymatic assay,thermofluor assay,and X-ray crystallographic investigation.We next tested the effect of SAHA and M344 on endogenous LTB4 biosynthesis in neutrophils by ELISA and neutrophil migration by transwell migration assay.A murine experimental model of ALI was induced by lipopolysaccharide(LPS)inhalation.Histopathological analysis of lung tissue using H&E staining revealed the serious pulmonary damage caused by LPS treatment and the effect of the SAHA.We next examined m RNA and protein levels of pro-inflammatory cytokines in lung tissue and bronchoalveolar lavage fluid using q RT-PCR and ELISA to further investigate the underlying mechanisms of anti-inflammatory activities by SAHA.We also investigated the effects of SAHA and M344 on a murine experimental model of bleomycin(BLM)-induced IPF model.RESULTS The results of enzymatic assay and X-ray crystallography showed that both SAHA and M344 bind to LTA4H,significantly decrease LTB4 levels in neutrophil,and markedly diminish early neutrophilic inflammation in mouse models of ALI and IPF under a clinical safety dose.CONCLUSION Collectively,SAHA and M344 would provide promising agents with well-known clinical safety for potential treatment in patients with ALI and IPF via pharmacologically inhibiting LAT4H and blocking LTB4 biosynthesis. | Wei-qiang LU Jing-yuan WANG Xue YAO Ping OUYANG Ning-ning DONG Dang WU Jin HUANG | 2017 | 中国药理学与毒理学杂志2017,31,10: | 4 |