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37篇 您的检索式:作者名="Jianwei Gu"
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1Efficacy and safety of a novel anti-HER2 therapeutic antibody RC48 in patients with HER2-overexpressing,locally advanced or metastatic gastric or gastroesophageal junction cancer:a single-arm phase II study显示文摘Background:Current treatment options for human epidermal growth factor receptor 2(HER2)-overexpressing gastric cancer at third-line have shown limited clinical benefit.Further,there is no specific treatment for HER2 immunohistochemistry(IHC)2+and fluorescence in-situ hybridization-negative patients.Here,we report the efficacy and safety of a novel anti-HER2 antibody RC48 for patients with HER2-overexpressing,advanced gastric or gastroesophageal junction cancer.Methods:Patients with HER2-overexpressing(IHC 2+or 3+),locally advanced or metastatic gastric or gastroesophageal junction cancer who were under at least second-line therapy were eligible and received RC482.5 mg/kg alone every 2 weeks.The primary endpoint was the objective response rate(ORR)assessed by an independent review committee.Secondary endpoints included progressionfree survival(PFS),overall survival(OS),duration of response,time to progression,disease control rate,and safety.Results:Of 179 patients screened,125 were eligible and received RC48 treatment.The ORR was 24.8%(95%confidence interval[CI]:17.5%-33.3%).The median PFS and OS were 4.1 months(95%CI:3.7-4.9 months)and 7.9 months(95%CI:6.7-9.9 months),respectively.The most frequently reported adverse events were decreased white blood cell count(53.6%),asthenia(53.6%),hair loss(53.6%),decreased neutrophil count(52.0%),anemia(49.6%),and increased aspartate aminotransferase level(43.2%).Serious adverse events(SAEs)occurred in 45(36.0%)patients,and RC48-related SAEs were mainly decreased neutrophil count(3.2%).Seven patients had adverse events that led to death were not RC48-related.Conclusions:RC48 showed promising activity with manageable safety,suggesting potential application in patients with HER2-overexpressing,advanced gastric or gastroesophageal junction cancer who have previously received at least two lines of chemotherapy.Zhi Peng Tianshu Liu Jia Wei Airong Wang Yifu He Liuzhong Yang Xizhi Zhang Nanfeng Fan Suxia Luo Zhen Li Kangsheng Gu Jianwei Lu Jianming Xu Qingxia Fan Ruihua Xu Liangming Zhang Enxiao Li Yuping Sun Guohua Yu Chunmei Bai Yong Liu Jiangzheng Zeng Jieer Ying Xinjun Liang Nong Xu Chao Gao Yongqian Shu Dong Ma Guanghai Dai Shengmian Li Ting Deng Yuehong Cui Jianmin Fang Yi Ba Lin Shen 2021Cancer Communications2021,41,11:29
2Chemical characterization of size-resolved aerosols in four seasons and hazy days in the megacity Beijing of China显示文摘Size-resolved aerosol samples were collected by MOUDI in four seasons in 2007 in Beijing. The PM10 and PM1.8mass concentrations were 166.0 ± 120.5 and 91.6 ± 69.7 μg/m^3, respectively,throughout the measurement, with seasonal variation: nearly two times higher in autumn than in summer and spring. Serious fine particle pollution occurred in winter with the PM1.8/PM10 ratio of 0.63, which was higher than other seasons. The size distribution of PM showed obvious seasonal and diurnal variation, with a smaller fine mode peak in spring and in the daytime. OM(organic matter = 1.6 × OC(organic carbon)) and SIA(secondary inorganic aerosol) were major components of fine particles, while OM, SIA and Ca_2+were major components in coarse particles. Moreover, secondary components, mainly SOA(secondary organic aerosol) and SIA,accounted for 46%–96% of each size bin in fine particles, which meant that secondary pollution existed all year. Sulfates and nitrates, primarily in the form of(NH_4)_2SO_4, NH_4NO_3, Ca SO_4, Na_2SO_4 and K_2SO_4, calculated by the model ISORROPIA II, were major components of the solid phase in fine particles. The PM concentration and size distribution were similar in the four seasons on non-haze days, while large differences occurred on haze days, which indicated seasonal variation of PM concentration and size distribution were dominated by haze days. The SIA concentrations and fractions of nearly all size bins were higher on haze days than on non-haze days, which was attributed to heterogeneous aqueous reactions on haze days in the four seasons.Kang Sun Xingang Liu Jianwei Gu Yunpeng Li Yu Qu Junling An Jingli Wang Yuanhang Zhang Min Hu Fang Zhang 2015Journal of Environmental Sciences2015,27,6:19
3Chemical characteristics of size-resolved aerosols in winter in Beijing显示文摘Size-resolved aerosols were continuously collected by a Nano Sampler for 13 days at an urban site in Beijing during winter 2012 to measure the chemical composition of ambient aerosol particles. Data collected by the Nano Sampler and an ACSM(Aerodyne Aerosol Chemical Speciation Monitor) were compared. Between the data sets,similar trends and strong correlations were observed,demonstrating the validity of the Nano Sampler. PM10 and PM2.5concentrations during the measurement were 150.5 ± 96.0 μg/m3(mean ± standard variation)and 106.9 ± 71.6 μg/m3,respectively. The PM2.5/PM10 ratio was 0.70 ± 0.10,indicating that PM2.5dominated PM10. The aerosol size distributions showed that three size bins of 0.5–1,1–2.5 and 2.5–10 μm contributed 21.8%,23.3% and 26.0% to the total mass concentration(TMC),respectively. OM(organic matter) and SIA(secondary ionic aerosol,mainly SO42-,NO3-and NH4+) were major components of PM2.5. Secondary compounds(SIA and secondary organic carbon) accounted for half of TMC(about 49.8%) in PM2.5,and suggested that secondary aerosols significantly contributed to the serious particulate matter pollution observed in winter. Coal burning,biomass combustion,vehicle emissions and SIA were found to be the main sources of PM2.5. Mass concentrations of water-soluble ions and undetected materials,as well as their fractions in TMC,strikingly increased with deteriorating particle pollution conditions,while OM and EC(elemental carbon) exhibited different variations,with mass concentrations slightly increasing but fractions in TMC decreasing.Kang Sun Yu Qu Qiong Wu Tingting Han Jianwei Gu Jingjing Zhao Yele Sun Qi Jiang Ziqi Gao Min Hu Yuanhang Zhang Keding Lu Stephan Nordmann Yafang Cheng Li Hou Hui Ge Masami Furuuchi Mitsuhiko Hata Xingang Liu 2014Journal of Environmental Sciences2014,26,8:9
4Daytime HONO formation in the suburban area of the megacity Beijing, China显示文摘Nitrous acid(HONO),as a primary precursor of OH radicals,has been considered one of the most important nitrogencontaining species in the atmosphere.Up to 30%of primary OH radical production is attributed to the photolysis of HONO.However,the major HONO formation mechanisms are still under discussion.During the Campaigns of Air Quality Research in Beijing and Surrounding Region(CAREBeijing2006)campaign,comprehensive measurements were carried out in the megacity Beijing,where the chemical budget of HONO was fully constrained.The average diurnal HONO concentration varied from 0.33 to 1.2 ppbv.The net OH production rate from HONO,POH(HONO)net,was on average(from 05:00 to 19:00)7.1×106 molecule/(cm3 s),2.7 times higher than from O3 photolysis.This production rate demonstrates the important role of HONO in the atmospheric chemistry of megacity Beijing.An unknown HONO source(Punknown)with an average of 7.3×106molecule/(cm3 s)was derived from the budget analysis during daytime.Punknown provided four times more HONO than the reaction of NO with OH did.The diurnal variation of Punknown showed an apparent photo-enhanced feature with a maximum around 12:00,which was consistent with previous studies at forest and rural sites.Laboratory studies proposed new mechanisms to recruit NO2 and J(NO2)in order to explain a photo-enhancement of of Punknown.In this study,these mechanisms were validated against the observation-constraint Punknown.The reaction of exited NO2 accounted for only 6%of Punknown,and Punknown poorly correlated with[NO2](R=0.26)and J(NO2)[NO2](R=0.35).These results challenged the role of NO2 as a major precursor of the missing HONO source.YANG Qiang SU Hang LI Xin CHENG YaFang LU KeDing CHENG Peng GU JianWei GUO Song HU Min ZENG LiMin ZHU Tong ZHANG YuanHang 2014Science China Chemistry2014,57,7:8
5Quantitative method to determine the regional drinking water odorant regulation goals based on odor sensitivity distribution:Illustrated using 2-MIB显示文摘Taste and odor(T/O) in drinking water often cause consumer complaints and are thus regulated in many countries. However, people in different regions may exhibit different sensitivities toward T/O. This study proposed a method to determine the regional drinking water odorant regulation goals(ORGs) based on the odor sensitivity distribution of the local population. The distribution of odor sensitivity to 2-methylisoborneol(2-MIB) by the local population in Beijing, China was revealed by using a normal distribution function/model to describe the odor complaint response to a 2-MIB episode in 2005, and a 2-MIB concentration of12.9 ng/L and FPA(flavor profile analysis) intensity of 2.5 was found to be the critical point to cause odor complaints. Thus the Beijing ORG for 2-MIB was determined to be 12.9 ng/L. Based on the assumption that the local FPA panel can represent the local population in terms of sensitivity to odor, and that the critical FPA intensity causing odor complaints was 2.5, this study tried to determine the ORGs for seven other cities of China by performing FPA tests using an FPA panel from the corresponding city. ORG values between 12.9 and 31.6 ng/L were determined, showing that a unified ORG may not be suitable for drinking water odor regulations. This study presents a novel approach for setting drinking water odor regulations.Jianwei Yu Wei An Nan Cao Min Yang Junong Gu Dong Zhang Ning Lu 2014Journal of Environmental Sciences2014,26,7:5
6Long noncoding RNA CCAT1, which could be activated by c-Myc, promotes the progression of gastric carcinoma显示文摘Feng Yang Xuchao Xue Jianwei Bi Luming Zheng Kangkang Zhi Yan Gu Guoen Fang 2013Journal of Cancer Research and Clinical Oncology2013,,3:5
7Techno-economic analysis of MJ class high temperature Superconducting Magnetic Energy Storage(SMES) systems applied to renewable power grids显示文摘High temperature Superconducting Magnetic Energy Storage(SMES) systems can exchange energy with substantial renewable power grids in a small period of time with very high efficiency. Because of this distinctive feature, they store the abundant wind power when the power network is congested and release the energy back to the system when there is no congestion. However, considering the cost and lifespan of SMES systems, there is an urgent demand to conduct a cost-benefit analysis to justify its role in smart grid development. This study explores the application and performs economic analysis of a 5 MJ SMES in a practical renewable power system in China based on the PSCAD/EMTDC software. An optimal location of SMES in Zhangbei wind farm is presented using real power transmission parameters. The stabilities of the renewable power grid with and without SMES are discussed. In addition, a financial feasibility study is conducted by comparing the cost and the savings from wind power curtailment of deploying SMES and battery. The economic analysis tries to find the balance between SMES investment cost and wind farm operation cost by using real data over a calendar year. The technical analysis can help guide the optimal allocation of SMES for compensating power system instability with substantial wind power. Further, the economic analysis provides a useful indication of its practical application feasibility to fight the balance between cost and benefit.Jiahui Zhu Panpan Chen Chenghong Gu Hongjie Zhang Jianwei Li Huiming Zhang Ming Qiu Jianlin Li Weijia Yuan Ignacio Hernando Gil 2018Global Energy Interconnection2018,1,2:3
8Clinical significance of SOD2 and GSTP1 gene polymorphisms in Chinese patients with gastric cancer显示文摘Zhi Xu Haixia Zhu John M. Luk Dongmei Wu Dongying Gu Weida Gong Yongfei Tan Jianwei Zhou Jinhai Tang Zhengdong Zhang Meilin Wang Jinfei Chen 2012Cancer2012,,22:2
9Aptamer-functionalized PEG–PLGA nanoparticles for enhanced anti-glioma drug delivery显示文摘Jianwei Guo Xiaoling Gao Lina Su Huimin Xia Guangzhi Gu Zhiqing Pang Xinguo Jiang Lei Yao Jun Chen Hongzhuan Chen 2011Biomaterials2011,,31:2
10SPL5, a cell death and defense-related gene, encodes a putative splicing factor 3b subunit 3 (SF3b3) in rice显示文摘Xifeng Chen Liang Hao Jianwei Pan Xixi Zheng Guanghuai Jiang Yang Jin Zhimin Gu Qian Qian Wenxue Zhai Bojun Ma 2012Molecular Breeding2012,,2:2
11Aerosol chemistry and the effect of aerosol water content on visibility impairment and radiative forcing in Guangzhou during the 2006 Pearl River Delta campaign显示文摘Jinsang Jung Hanlim Lee Young J. Kim Xingang Liu Yuanhang Zhang Jianwei Gu Shaojia Fan 2009Journal of Environmental Management2009,,11:1
12存储器封装中Ag线和Cu线的比较显示文摘目前,由于金价飞涨,对用其他键合线材料替代金的关注日益增长。其中,因为铜的成本低、电和机械品质比较好,就成了最常用的替代材料。不过,铜的高硬度是其无法避免的重大问题,它限制了球焊工艺和Cu线的应用。因此,作为Au线的另一个替代选择,研究了Ag线。测试的结果表明,可靠性蜕变是IMC腐蚀引起的,而通过增加Pa的成分能显著地抑制腐蚀。改进的Ag线能通过uHAST48小时和HTS1000小时测试。根据这一研究结果,作为低成本引线,建议用Ag引线替代Cu线用于存储器件中易碎的Al焊盘上。Gu Liqun Chen Qiang Li Juanjuan Chen Zhengrong Zhou Jianwei Du maohua Myungkee Chung 2013功能材料与器件学报2013,19,5:1
13Long non‐coding RNA GHET1 promotes gastric carcinoma cell proliferation by increasing c‐Myc mRNA stability显示文摘Feng Yang Xuchao Xue Luming Zheng Jianwei Bi Yuhong Zhou Kangkang Zhi Yan Gu Guoen Fang 2014FEBS J2014,,3:1
14Aptamer-functionalized PEG–PLGA nanoparticles for enhanced anti-glioma drug delivery显示文摘Jianwei Guo Xiaoling Gao Lina Su Huimin Xia Guangzhi Gu Zhiqing Pang Xinguo Jiang Lei Yao Jun Chen Hongzhuan Chen 2011Biomaterials2011,,31:1
15Effects of soft monomers on the water resistance and moisture permeability of hydrophilic polyurethane显示文摘Heng Quan Jianwei Xing Zhenya Gu 2010Journal of Wuhan University of Technology - Mater Sci Ed2010,,5:1
16显示文摘WANG Qingqing GU Mingsong XIE Jianwei 2005Chromatographia2005,62,8:1
17Aptamer-functionalized PEG–PLGA nanoparticles for enhanced anti-glioma drug delivery显示文摘Jianwei Guo Xiaoling Gao Lina Su Huimin Xia Guangzhi Gu Zhiqing Pang Xinguo Jiang Lei Yao Jun Chen Hongzhuan Chen 2011Biomaterials2011,,31:1
18Modeling of the vehicle shimmy system with consideration of clearance of the steering linkage mechanism显示文摘Lu Jianwei Gu Jue Liu Mengjun 2010Meccanica2010,45,3:1
19Effects of surface characteristics of activated carbon on the adsorption of 2-methylisobornel (MIB) and geosmin from natural water 显示文摘Jianwei Yu Min Yang Tsair - Fuh Lin Zhaohai Guo Yu Zhang Junnong Gu Suxia Zhang 2007Separation and Purification Technology2007,56,:1
20Effects of Matrine on Proliferation and Apoptosis in Gallbladder Carcinoma Cells (GBC‐SD)显示文摘Zhiping Zhang Xuefeng Wang Wenguang Wu Jianwei Wang Yong Wang Xiangsong Wu Xiaozhou Fei Songgang Li Jie Zhang Ping Dong Jun Gu Yingbin Liu 2011Phytother Res2011,,6:1
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