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54篇 您的检索式:作者名="Nian Lin"
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1The Ghd7 transcription factor represses ARE1 expression to enhance nitrogen utilization and grain yield in rice显示文摘The genetic improvement of nitrogen use efficiency(NUE)of crops is vital for grain productivity and sustainable agriculture.However,the regulatory mechanism of NUE remains largely elusive.Here,we report that the rice Grain number,plant height,and heading date7(Ghd7)gene genetically acts upstream of ABC1 REPRESSOR1(ARE1),a negative regulator of NUE,to positively regulate nitrogen utilization.As a transcriptional repressor,Ghd7 directly binds to two Evening Element-like motifs in the promoter and intron 1 of ARE1,likely in a cooperative manner,to repress its expression.Ghd7 and ARE1 display diurnal expression patterns in an inverse oscillation manner,mirroring a regulatory scheme based on these two loci.Analysis of a panel of 2656 rice varieties suggests that the elite alleles of Ghd7 and ARE1 have undergone diversifying selection during breeding.Moreover,the allelic distribution of Ghd7 and ARE1 is associated with the soil nitrogen deposition rate in East Asia and South Asia.Remarkably,the combination of the Ghd7 and ARE1 elite alleles substantially improves NUE and yield performance under nitrogen-limiting conditions.Collectively,these results define a Ghd7–ARE1-based regulatory mechanism of nitrogen utilization,providing useful targets for genetic improvement of rice NUE.Qing Wang Qingmei Su Jinqiang Nian Jian Zhang Meng Guo Guojun Dong Jiang Hu Rongsheng Wang Changshuo Wei Guanwen Li Wan Wang Hui-Shan Guo Shaoyang Lin Wenfeng Qian XianzhiXie Qian Qian Fan Chen Jianru Zuo 2021Molecular Plant2021,14,6:10
2声波激励的超小型纳机电系统磁电天线显示文摘当前的小型天线依赖于电磁波的谐振,因此天线的尺寸与电磁波波长相关。典型的天线尺寸大于波长的1/10,而进一步缩小天线尺寸在近十年来都是一个公开的挑战。介绍一种通过悬浮铁氧/压电薄膜异质结构的声波激励纳机械磁电天线。这种磁电天线通过其在声波谐振频率处的磁电效应接收和发射电磁波。磁电天线中的体声波激发铁磁薄膜的磁化振荡,产生电磁波的辐射;反之,天线感应电磁波的磁场,得到压电电压输出。这种磁电天线(尺寸仅为波长的千分之一)比现有小型天线的尺寸小1到2个数量级,但性能却没有降低,在便携式无线通信系统中具有很大的应用潜力。Tianxiang Nan Hwaider Lin Yuan Gao Alexei Matyushov Guoliang Yu Huaihao Chen Neville Sun Shengjun Wei Zhiguang Wang Menghui Li Xinjun Wang Amine Belkessam Rongdi Guo Brian Chen James Zhou Zhenyun Qian Yu Hui Matteo Rinaldi Michael E.McConney BrANDon M.Howe Zhongqiang Hu John G.Jones Gail J.Brown Nian Xiang Sun 张建强(翻译) 陈鼎鼎(审校) 2017通信对抗2017,36,4:8
3Cucurbitane triterpenoids from Hemsleya penxianensis显示文摘Two new cucurbitacins,jinfushanencins A(1)and B(2),seven new cucurbitane glycosides,jinfushanosides E-K(3-9),along with nine known analogues,were obtained from the tubers of Hemsleya penxianensis.Their structures were elucidated on the basis of extensive spectroscopic and chemical methods.Selected isolates were tested their anti-HIV-1 activities,and compound 5 showed weak anti-HIV-1 in C8166 cell(EC50=5.9μg/mL)with a selectivity index of 13.5.Jian-Chao CHEN Lin ZHOU Yun-Hua WANG Ren-Rong TIAN Yun-Xin YAN Yin NIAN Yun SUN Yong-Tang ZHENG Ming-Hua QIU 2012Natural Products and Bioprospecting2012,2,4:8
4Near-infrared spectra combined with partial least squares for pH determination of toothpaste of different brands显示文摘Near-infrared spectroscopy(NIR),which is generally used for online monitoring of the food analysis and production process, was applied to determine the internal quality of toothpaste samples.It is acknowledged that the spectra can be significantly influenced by non-linearities introduced by light scatter,therefore,four data preprocessing methods,including off-set correction, 1st-derivative,standard normal variate(SNV) and multiplicative scatter correction(MSC),were employed before the date analysis. The multivariate calibration model of partial least squares(PLS) was established and then was used to predict the pH values of the toothpaste samples of different brand.The results showed that the spectral date processed by MSC was the best one for predicting the pH value of the toothpaste samples.Yong Nian Ni Wei Lin 2011Chinese Chemical Letters2011,22,12:6
5Growth of ZnO self-converted 2D nanosheet zeolitic imidazolate framework membranes by an ammoniaassisted strategy显示文摘塑造象金属那样的水晶的多孔的材料器官的框架(MOF ) 和沸石进二维(2D ) nanosheet 形成为开发高效的分子的 sieving 膜是高度合乎需要的。然而,常规脱落免职为 nanosheet MOF 管状的膜的大规模制造复杂、挑战性。第一次,这里,我们由 ZnO 自我变换和氨帮助报导一种直接生长技术制作 zeolitic imidazolate 框架(ZIF ) 膜在多孔的空纤维底层上由 2D nanosheets 组成;膜对大规模工业煤气的分离过程合适。为 ZIF nanosheet 膜的建议制造过程在作为一个调节的人包含铵氢氧化物的一个 ligand 答案基于 ZnO 的预先扔的薄层的局部性的自我变换。产生 ZIF 2D nanosheet 管状的膜是高度面向的并且仅仅在厚度的 50 nm。它展出优秀分子的 sieving 性能,与为 H 2/CO2 分离的高 H 2 渗入和选择。这种技术为大规模分子的 sieving 应用在 MOF nanosheet 膜制造显示出大诺言。Yujia Li Lu Lin Min Tu Pei Nian Ashlee J. Howarth Omar K. Farha Jieshan Qiu Xiongfu Zhang 2018Nano Research2018,11,4:6
6DNA cleavage mediated by water-soluble manganese corrole显示文摘水的 DNA 像核酸酶的活动可溶的锰 corrole 5, 10, 15-tris (N-methyl-4-pyridyl )- corrolatomanganese (III )(MnIIITMPyC ) 被调查了。MnIIITMPyC 可以经由由吸收系列,粘性大小和 CD 系列显示了的外面的沟绑定模式强烈绑在 DNA。MnIIITMPyC 面对 hydroperoxide 在 DNA 氧化劈开展出了优秀催化活动。Jun Lu Hai Yang Liu Lei Shi Xiang Li Wang Xiao Ying Lei Zhang Liang Nian Ji Lin Quan Zang Chi K. Chang 2011Chinese Chemical Letters2011,22,1:6
7Atorvastatin Attenuates TNF-alpha Production via Heme Oxygenase-1 Pathway in LPS-stimulated RAW264.7 Macrophages显示文摘Objective To assess the effect of atorvastatin on lipopolysaccharide(LPS)-induced TNF-α production in RAW264.7 macrophages. Methods RAW264.7 macrophages were treated in different LPS concentrations or at different time points with or without atorvastatin. TNF-α level in supernatant was measured. Expressions of TNF-α mRNA and protein and heme oxygenase-1(HO-1) were detected by ELISA, PCR, and Western blot, respectively. HO activity was assayed. Results LPS significantly increased the TNF-α expression and secretion in a dose- and time-dependent manner. The HO-1 activity and HO-1 expression level were significantly higher after atorvastatin treatment than before atorvastatin treatment and attenuated by SB203580 and PD98059 but not by SP600125, suggesting that the ERK and p38 mitogen-activated protein kinase(MAPK) pathways participate in regulating the above-mentioned effects of atorvastatin. Moreover, the HO-1 activity suppressed by SnPP or the HO-1 expression inhibited by siRNA significantly attenuated the effect of atorvastatin on TNF-α expression and production in LPS-stimulated macrophages. Conclusion Atorvastatin can attenuate LPS-induced TNF-α expression and production by activating HO-1 via the ERK and p38 MAPK pathways, suggesting that atorvastatin can be used in treatment of inflammatory diseases such as sepsis, especially in those with atherosclerotic diseases.WANG Xiao Qiao LUO Nian Sang CHEN Zhong Qing LIN Yong Qing GU Miao Ning CHEN Yang Xin 2014Biomedical and Environmental Sciences2014,27,10:4
8A preliminary study on the loss of heterozygosity at 17p13 in gastric and colorectal cancers显示文摘Apreliminarystudyonthelossofheterozygosityat17p13ingastricandcolorectalcancersWUGuoJun1,SHANXiangNian2,LIMingFa2,SHIShaoL...WU Guo Jun 1, SHAN Xiang Nian 2, LI Ming Fa 2, SHI Shao Lin 1, ZHENG Qi Ping 1, YU Long 1 and ZHAO Shou Yuan 1 1997World Journal of Gastroenterology1997,3,3:4
9Room-temperature production of silver-nanofiber film for large-area, transparent and flexible surface electromagnetic interference shielding显示文摘A kind of pollution known as electromagnetic interference(EMI),which results from ubiquitous usage of various electronic communication and military radar equipment,has been receiving increasing attention recently.However,large-area EMI shielding on transparent and/or curved surfaces,including building windows,curved glass wall,and special requirements spaces(SRSs),remains hard to achieve.In this paper,a silver nanofiber(AgNF)based flexible and transparent EMI shielding film was successfully assembled via a room-temperature roll-to-roll production method.For transparent application scenario,AgNF with 89%transmittance in visible range and 1μm thickness shows~20 dB shielding efficiency(EMI SE).On the other hand,total shielding(>50 dB)is obtained when the thickness of AgNF increases to 10μm,while its transmittance in visible range remains higher than 75%.Considering the facile and scale-free production technology,this material can be readily applied in large-scale,transparent,and/or SRSs EMI shielding.Sen Lin Haiyang Wang Fan Wu Qingmin Wang Xiaopeng Bai Di Zu Jianan Song Dong Wang Zhenglian Liu Ziwei Li Nian Tao Kai Huang Ming Lei Bo Li Hui Wu 2019npj Flexible Electronics2019,3,1:4
10Epidemiological and clinical characteristics of COVID-19 patients in Hengyang,Hunan Province,China显示文摘BACKGROUND In December 2019,an ongoing outbreak of coronavirus disease 2019(COVID-19)was first identified in Wuhan,China.The characteristics of COVID-19 patients treated in local hospitals in Wuhan are not fully representative of patients outside Wuhan.Therefore,it is highly essential to analyze the epidemiological and clinical characteristics of COVID-19 in areas outside Wuhan or Hubei Province.To date,a limited number of studies have concentrated on the epidemiological and clinical characteristics of COVID-19 patients with different genders,clinical classification,and with or without basic diseases.AIM To study the epidemiological and clinical characteristics of COVID-19 patients in Hengyang(China)and provide a reliable reference for the prevention and control of COVID-19.METHODS From January 16 to March 2,2020,a total of 48 confirmed cases of COVID-19 were reported in Hengyang,and those cases were included in this study.The diagnostic criteria,clinical classification,and discharge standard related to COVID-19 were in line with the Diagnosis and Treatment Protocol for Novel Coronavirus Pneumonia(Trial Version 7)released by National Health Commission and National Administration of Traditional Chinese Medicine.The presence of SARS-CoV-2 in pharyngeal swab specimens was detected by quantitative reverse transcription polymerase chain reaction.All the data were imported into the excel worksheet and statistically analyzed by using SPSS 25.0 software.RESULTS A total of 48 cases of COVID-19 were collected,of which 1 was mild,38 were moderate,and 9 were severe.It was unveiled that there were 31(64.6%)male patients and 17(35.4%)female patients,with a female-to-male ratio of 1.82:1.The range of age of patients with COVID-19 was dominantly 30-49 years old[25(52.1%)of 48],followed by those aged over 60 years old[11(22.9%)].Besides,29.2%(14 of 48)of patients had basic diseases,and 57.2%(8 of 14)of patients with basic diseases were aged over 60 years old.The occupations of 48 COVID-19 patients were mainly farmers working in agricultural production[15(31.5%)of 48],rural migrant workers from Hengyang to Wuhan[15(31.5%)],and service workers operating in the service sector[8(16.7%)].The mean latent period was 6.86±3.57 d,and the median was 7[interquartile range(IQR):4-9]d.The mean time from onset of symptoms to the first physician visit was 3.38±2.98(95%CI:2.58-9.18)d,with a median of 2(IQR:1-5)d,and the mean time from hospital admission to confirmed diagnosis was 2.29±2.11(95%CI:1.18-6.42)d,with a median of 2(IQR:1-3)d.The main symptoms were fever[43(89.6%)of 48],cough and expectoration[41(85.4%)],fatigue[22(45.8%)],and chills[22(45.8%)].Other symptoms included poor appetite[13(27.1%)],sore throat[9(18.8%)],dyspnea[9(18.8%)],diarrhea[7(14.6%)],dizziness[5(10.4%)],headache[5(10.4%)],muscle pain[5(10.4%)],nausea and vomiting[4(8.3%)],hemoptysis[4(8.3%)],and runny nose[1(2.1%)].The numbers of peripheral blood leukocytes,lymphocytes,and eosinophils were significantly reduced in the majority of the patients.The levels of C-reactive protein,fibrinogen,blood glucose,lactate dehydrogenase,Ddimer,alanine aminotransferase(ALT),aspartate aminotransferase(AST),gamma-glutamyl transferase(γ-GT),myoglobin(MB),and creatine kinase(CK)were increased in 64.6%,44.7%,43.2%,37.0%,29.5%,22.9%,20.8%,21.6%,13.6%,and 12.8%of patients,respectively.The incidence of ALT elevation in male patients was remarkably higher than that in females(P<0.01),while the incidences of AST,CK,and blood glucose elevations in severe patients were remarkably higher than those in moderate patients(P<0.05,respectively).Except for the mild patients,chest computed tomography showed characteristic pulmonary lesions.All the patients received antiviral drugs,38(79.2%)accepted traditional Chinese medicine,and 2(4.2%)received treatment of human umbilical-cord mesenchymal stem cells.On March 2,2020,48 patients with COVID-19 were all cured and discharged.CONCLUSION Based on our results,patients with COVID-19 often have multiple organ dysfunction or damage.The incidences of ALT elevation in males,and AST,CK,and blood glucose elevations in severe patients are remarkably higher.Zhe-Feng Zhong Jia Huang Xia Yang Jin-Ling Peng Xiao-Yan Zhang Yang Hu Nian Fu Hai-Lian Lin Bo Jiang Ya-Ying Tian Hong-Yi Yao Li-Pu Deng Xiao-Qing Tang Jie-Can Zhou Jian Tang Xia Xie Qiong Liu Jing Liu Cheng-Yun Dou Rong-Juan Dai Bo Yan Xue-Feng Yang 2020World Journal of Clinical Cases2020,8,12:3
11Cycloartane Glycosides from the Roots of Cimicifuga foetida with Wnt Signaling Pathway Inhibitory Activity显示文摘Four new 9,19-cycloartane triterpenoids,cimilactone E(1),cimilactone F(2),20-O-(E)-butenoyl-23-epi-26-deoxyactein(3),and 20,12b-O-diacetylcimiracemonol-3-O-b-D-xylopyranoside(4),together with four known constituents(5–8)were isolated from the roots of Cimicifuga foetida.The new structures were elucidated by extensive spectroscopic analysis.In addition,compounds 7 and 8 showed significant Wnt signaling pathway inhibitory activity,with IC50 values of 3.33 and 13.34 lM,respectively,using the luciferase reporter gene assay.Di-Fan Zhu Guo-Lei Zhu Ling-Mei Kong Ni-Man Bao Lin Zhou Yin Nian Ming-Hua Qiu 2015Natural Products and Bioprospecting2015,5,2:2
12Integration of full-length transcriptomics and targeted metabolomics to identify benzylisoquinoline alkaloid biosynthetic genes in Corydalis yanhusuo显示文摘Corydalis yanhusuo W.T.Wang is a classic herb that is frequently used in traditional Chinese medicine and is efficacious in promoting blood circulation,enhancing energy,and relieving pain.Benzylisoquinoline alkaloids(BIAs)are the main bioactive ingredients in Corydalis yanhusuo.However,few studies have investigated the BIA biosynthetic pathway in C.yanhusuo,and the biosynthetic pathway of species-specific chemicals such as tetrahydropalmatine remains unclear.We performed full-length transcriptomic and metabolomic analyses to identify candidate genes that might be involved in BIA biosynthesis and identified a total of 101 full-length transcripts and 19 metabolites involved in the BIA biosynthetic pathway.Moreover,the contents of 19 representative BIAs in C.yanhusuo were quantified by classical targeted metabolomic approaches.Their accumulation in the tuber was consistent with the expression patterns of identified BIA biosynthetic genes in tubers and leaves,which reinforces the validity and reliability of the analyses.Full-length genes with similar expression or enrichment patterns were identified,and a complete BIA biosynthesis pathway in C.yanhusuo was constructed according to these findings.Phylogenetic analysis revealed a total of ten enzymes that may possess columbamine-O-methyltransferase activity,which is the final step for tetrahydropalmatine synthesis.Our results span the whole BIA biosynthetic pathway in C.yanhusuo.Our full-length transcriptomic data will enable further molecular cloning of enzymes and activity validation studies.Dingqiao Xu Hanfeng Lin Yuping Tang Lu Huang Jian Xu Sihui Nian Yucheng Zhao 2021Horticulture Research2021,8,1:2
13Lithosphere architecture characterized by crust±mantle decoupling controls the formation of orogenic gold deposits显示文摘This study,via combined analysis of geophysical and geochemical data,reveals a lithospheric architecture characterized by crust-mantle decoupling and vertical heat-flow conduits that control orogenic gold mineralization in the Ailaoshan gold belt on the southeastern margin of Tibet.The mantle seismic tomography indicates that the crust-mantle decoupled deformation,defined from previous seismic anisotropy analysis,was formed by upwelling and lateral flow of the asthenosphere,driven by deep sub duction of the Indian continent,Our magnetotelluric and seismic images show both a vertical conductor across the Moho and high Vp/Vs anomalies both in the uppermost mantle and lowest crust,suggesting that crust-mantle decoupling promotes ponding of mantle-derived basic melts at the base of the crust via a heat-flow conduit.Noble gas isotope and halogen ratios of gold-related ore minerals indicate a mantle source of ore fluid.A rapid decrease in Cl/F ratios of lamprophyres under conditions of 1.2 GPa and1050℃suggests that the ore fluid was derived from degassing of the basic melts.Similar lithospheric architecture is recognized in other orogenic gold provinces,implying analogous formational controls.Zengqian Hou Qingfei Wang Haijiang Zhang Bo Xu Nian Yu Rui Wang David IGroves Yuanchuan Zheng Shoucheng Han Lei Gao Lin Yang 2023National Science Review2023,10,3:2
14Experimental Study of the Effect of Autonomic Nervous System on the Transmural Dispersion of Ventricular Repolarization under Acute Myocardial Ischemia in Vivo显示文摘Summary: The effect of the autonomic nerves on the transmural dispersion of ventricular repolarization (TDR) under acute myocardial ischemia in intact canine was investigated. Using the monophasic action potential (MAP) recording technique, MAPs of the epicardium (Epi), midmyocardium (Mid) and endocardium (Endo) were recorded simultaneously by specially designed plunge-needle electrodes at the left ventricular free wall under acute myocardial ischemia in 12 open-chest dogs. MAPD 90 and TDR among three myocardial layers as well as the incidence of the early afterdepolarization (EAD) before autonomic nervous stimulation and during autonomic nervous stimulation were compared. It was found that 10 min after acute myocardial ischemia, TDR was increased from 55±8 ms to 86±15 ms during sympathetic stimulation (P<0.01). The TDR (53±9 ms) during parasympathetic stimulation was not significantly different from that of the control (55±8 ms) (P>0.05). The EAD was elicited in the Mid of 2 dogs (16 %) 10 min after acute myocardial ischemia, but the EAD were elicited in the Mid of 7 dogs (58 %) during sympathetic stimulation (P<0.01). It was concluded that: (1) Sympathetic stimulation can increase the transmural dispersion of repolari-zation and induce early afterdepolarizations in the Mid under acute myocardial ischemia, which provide the opportunity for the ventricular arrhythmia developing; (2) Parasympathetic stimulation has no significant effect on the transmural dispersion of repolarization under myocardial ischemia.ZHANG Cuntai(张存泰) XU Dawen(徐大文) LI Yang(李泱) LIU Nian(刘念) ZHONG Jianghua(钟江华) WANG Lin(王琳) LU Zaiying(陆再英) 2002Journal of Huazhong University of Science and Technology(Medical Sciences)2002,22,2:2
15Analysis of QTLs for erucic acid and oil content in seeds on A8 chromosome and the linkage drag between the alleles for the two traits in Brassica napus显示文摘The history of canola breeding began with the discovery of germplasm with low erucic acid content in seeds of spring forage cultivar in the 1950's.FAE1 mutations led to a dramatic decrease of the seed erucic acid content in Arabidopsis thaliana.The products of the two FAE1 loci,BnA8.FAE1 and BnC3.FAE1,showed additive effects to the level of erucic acid content in oilseed rape.Previous research believed that the pleiotropy of FAE1 was responsible for the decrease in seed oil content along with the reduction of seed erucic acid content in the modern cultivars.TN DH population was developed from a canola cultivar Tapidor and a Chinese traditional cultivar Ningyou7.The population had been tested in 10 and 11 environments to map QTLs for the erucic acid content and oil content in seeds.As the map resolution increased,a novel QTL for seed erucic acid content was revealed,after Meta-analysis,7 cM away from the most significant seed erucic acid content QTL where BnA8.FAE1 is located.Seven independent QTLs for seed oil content(qOC) were detected around the two seed erucic acid content QTLs(qEA) across 39.20 cM on linkage group A8.Two of the qOCs co-localized with the two qEAs,respectively,and were detected in a single environment.The other five qOCs were detected in 10 of 11 environments independent of qEAs.Alleles from Tapidor in all the QTLs at the 0-39.20 cM region contributed negative effects to either erucic acid content or oil content in seeds.Parallel,geno-typing showed that on 5 of the 7 QTLs regions,Tapidor alleles had the same genotypes with that in 'Liho',the original low seed erucic acid content source.Through rounds of crossbreeding with oil-cropped cultivars and intensive selection for multi generations,Tapidor still had the inferior alleles for low seed oil content from 'Liho',the forage rape.This showed a strong linkage drag of low seed oil content,which was controlled by the five qEA-independent qOCs,with low seed erucic acid content.Ninety cultivars of B.napus from 8 countries were used to analyze the genetic drag with 9 molecular markers located in the QTL confidence intervals(24.04 cM) on linkage group A8.It was noticed that more than 46% of the cultivars with low seed erucic acid content trait remained the genotype of low seed oil content at least in one locus.Backcross and marker-assisted selection could break the genetic drag between the low oil content and erucic acid in seeds in the process for breeding modern high seed oil content canola cultivars.Zhengying Cao Fang Tian Nian Wang Congcong Jiang Bing Lin Wei Xia Jiaqin Shi Yah Long Chunyu Zhang Jinling Meng 2010Journal of Genetics and Genomics2010,37,4:2
16Spatial patterns and climate drivers of carbon fluxes in terrestrial ecosystems of China显示文摘Gui‐Rui Yu Xian‐Jin Zhu Yu‐Ling Fu Hong‐Lin He Qiu‐Feng Wang Xue‐Fa Wen Xuan‐Ran Li Lei‐Ming Zhang Li Zhang Wen Su Sheng‐Gong Li Xiao‐Min Sun Yi‐Ping Zhang Jun‐Hui Zhang Jun‐Hua Yan Hui‐Min Wang Guang‐Sheng Zhou Bing‐Rui Jia Wen‐Hua Xiang Ying‐Nian Li Lia 2012Glob Change Biol2012,,3:1
17Dynamic fuzzy neural networks modeling and adaptive backstepping tracking control of uncertain chaotic systems显示文摘Lin D Wang X Nian F 2010Neurocomputing2010,73,1618:1
18Study on ultrasound fortified extracted polysaccharides from Aguricus blazeiMurill and mechanism 显示文摘Lin W T Nian B Y Wang Z M 2004Baoji University Arts and Science2004,3,24:1
19Tocilizumab treatment for COVID-19 patients: a systematic review and meta-analysis显示文摘Background:Coronavirus disease 2019(COVID-19)has killed over 2.5 million people worldwide,but effective care and therapy have yet to be discovered.We conducted this analysis to better understand tocilizumab treatment for COVID-19 patients.Main text:We searched major databases for manuscripts reporting the effects of tocilizumab on COVID-19 patients.A total of 25 publications were analyzed with Revman 5.3 and R for the meta-analysis.Significant better clinical outcomes were found in the tocilizumab treatment group when compared to the standard care group[odds ratio(OR)=0.70,95%confidential interval(CI):0.54-0.90,0.007].Tocilizumab treatment showed a stronger correlation with good prognosis among COVID-19 patients that needed mechanical ventilation(OR=0.59,95%CI:0.37-0.93,P=0.02).Qiu Wei Hua Lin Rong-Guo Wei Nian Chen Fan He Dong-Hua Zou Jin-Ru Wei 2021Infectious Diseases of Poverty2021,10,3:1
20A simple and efficient procedure for the synthesis of benzimidazoles using air as the oxidant 显示文摘LIN Song Nian YANG Li Hu 2005Tetrahedron Lett2005,46,:1
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