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12018 Chinese Pediatric Cardiology Society(CPCS) guideline for diagnosis and treatment of syncope in children and adolescents显示文摘Syncope belongs to the transient loss of consciousness(TLOC), characterized by a rapid onset, short duration, and spontaneous complete recovery. It is common in children and adolescents, accounting for 1% to 2% of emergency department visits.Recurrent syncope can seriously affect children's physical and mental health, learning ability and quality of life and sometimes cardiac syncope even poses a risk of sudden death. The present guideline for the diagnosis and treatment of syncope in children and adolescents was developed for guiding a better clinical management of pediatric syncope. Based on the globally recent development and the evidence-based data in China, 2018 Chinese Pediatric Cardiology Society(CPCS) guideline for diagnosis and treatment of syncope in children and adolescents was jointly prepared by the Pediatric Cardiology Society, Chinese Pediatric Society, Chinese Medical Association(CMA)/Committee on Pediatric Syncope, Pediatricians Branch, Chinese Medical Doctor Association(CMDA)/Committee on Pediatric Cardiology, Chinese College of Cardiovascular Physicians, Chinese Medical Doctor Association(CMDA)/Pediatric Cardiology Society, Beijing Pediatric Society, Beijing Medical Association(BMA). The present guideline includes the underlying diseases of syncope in children and adolescents, the diagnostic procedures, methodology and clinical significance of standing test and headup tilt test, the clinical diagnosis vasovagal syncope, postural orthostatic tachycardia syndrome, orthostatic hypotension and orthostatic hypertension, and the treatment of syncope as well as follow-up.Cheng Wang Yaqi Li Ying Liao Hong Tian Min Huang Xiangyu Dong Lin Shi Jinghui Sun Hongfang Jin Junbao Du Jindou An Jie Chen Mingwu Chen Qi Chen Sun Chen Yonghong Chen Zhi Chen Adolphus Kai-tung Chau Junbao Du Zhongdong Du Junkai Duan Hongyu Duan Xiangyu Dong Lin Feng Lijun Fu Fangqi Gong Yonghao Gui Ling Han Zhenhui Han Bing He Zhixu He Xiufen Hu Yimin Hua Guoying Huang Min Huang Ping Huang Yujuan Huang Hongfang Jin Mei Jin Bo Li Fen Li Tao Li Xiaohui Li Xiaoyan Liu Yan Li Haitao Lv Tiewei Lv Zipu Li Luyi Ma Silin Pan Yusheng Pang Hua Peng Yuming Qin Jie Shen Lin Shi Kun Sun Jinghui Sun Hong Tian Jie Tian Cheng Wang Hong Wang Lei Wang Jinju Wang Wendi Wang Yuli Wang Rongzhou Wu Tianhe Xia Yanyan Xiao Chunhong Xie Yanlin Xing Zhenyu Xiong Baoyuan Xu Yi Xu Hui Yan Shiwei Yang Qijian Yi Xia Yu Xianyi Yu Yue Yuan Hongyan Zhang Huili Zhang Li Zhang Qingyou Zhang Xi Zhang Yanmin Zhang Zhiwei Zhang Cuifen Zhao Bin Zhou Hua Zhu 2018Science Bulletin2018,63,23:54
2Apoptosis,proliferation and p53 gene expression of H.pylori associated gastric epithelial lesions显示文摘AIM: To study the relationship between Helicobacter pylori (H. Pylori) and gastric carcinoma and its possible pathogenesis by H. Pylori.METHODS: DNEL technique and immunohistochemical technique were used to study the state of apoptosis,proliferation and p53 gene expression. A total of 100 gastric mucosal biopsy specimens, including 20 normal mucosa, 30H. Pylori-negative and 30 H. Pylorf-positive gastric precancerous lesions along with 20 gastric carcinomas were studied.RESULTS: There were several apoptotic cells in the superficial epithelium and a few proliferative cells within the neck of gastric glands, and no p53 protein expression in normal mucosa. In gastric carcinoma, there were few apoptotic cells, while there were a large number of proliferative cells, and expression of p53 protein significantly was increased. In the phase of metaplasia, the apoptotic index (Al, 4.36% ± 1.95%), proliferative index (PI, 19.11% ± 6.79%) and positivity of p53 expression (46.7%) in H. Pylori-positive group were higher than those in normal mucosa (P< 0.01). Al in H. Pylori-positive group was higher than that in H. Pylori-negative group (3.81% ±1.76%), PI in H. Pylori-positive group was higher than that in H. Pylori-negative group (12.25% ±5.63%, P<0.01 ). In the phase of dysplasia, Al (2.31% ± 1.10%) in H. Pylori-positive group was lower (3.05% ± 1.29%) than that in H. Pylori-negative group, but PI (33.89% ± 11.65%)wassignificantly higher(22.09± 8018%, P< 0.01). In phases of metaplasia, dysplasia and gastric cancer in the H. Pylori-positive group, Als had an evidently graduall decreasing trend (P < 0.01 ), while Pis had an evidently gradual increasing trend (P< 0.05 or P< 0.01), and there was also a trend of gradual increase in the expression of p53 gene.CONCLUSION: In the course of the formation of gastric carcinoma, proliferation of gastric mucosa can be greatly increased by H. Pylori, and H. Pylori can induce apoptosis in the phase of metaplasia but in the phase of dysplasia H.pylori can inhibit cellular apoptosis. And H. Pylori infection can strengthen the expression of mutated p53 gene.Zhong Zhang~1 Yuan Yuan Hua Gao Ming Dong Lan Wang Yue-Hua Gong 1 Department of Pathology,Shenyang Medical College,Shenyang 110031 Liaoning Province,China 2001World Journal of Gastroenterology2001,7,6:46
3WATER ENTRY OF A WEDGE BASED ON SPH MODEL WITH AN IMPROVED BOUNDARY TREATMENT显示文摘The hydrodynamic problem of a two-dimensional wedge entering water is studied based on Smoothed Particle Hydrodynamics (SPH) model. A non-reflection boundary treatment for SPH method is proposed to reduce the reflection of sound waves. The boundary pressure is obtained using an improved coupling boundary treatment approach, which is validated by comparing the simulation results with experimental and analytical results in literature. A series of cases with different initial entering velocities are simulated. The maximum force on the wedge and the corresponding time required to reach it for the different cases of initial entering velocities of the wedge are obained and fitted into formulas against the initial entering velocity of the wedge. The maximum drag coefficients of the wedge for the different cases with Froude number greater than 2 are all near the value of 0.91.GONG Kai LIU Hua WANG Ben-long 2009Journal of Hydrodynamics2009,21,6:29
4Determination and dynamics of difenoconazole residues in Chinese cabbage and soil显示文摘一个分析方法用稳固的阶段抽取(SPE ) 被开发为在中国卷心菜和土壤检测 difenoconazole 的残余的清除和煤气的层析。恢复和在中国卷心菜的这个方法的相对标准差是 87.6 鈥 ?9.0% , 1.71 鈥 ?0.50% 分别地;在土壤是 92.4 鈥 ?5.5% , 4.93 鈥 ?0.70% 分别地。在中国卷心菜和土壤的 difenoconazole 残余的进一步的降级被学习评估残余行为和 difenoconazole 的环境安全。在中国卷心菜和土壤的 difenoconazole 的降级率与 6.6 鈥 ?.8 和 54.2 鈥 ? 的一半生活跟随了第一顺序动力学 5.0 天分别地。Zhi Hua Wang Tong Yang Dong Mei Qin Yong Gong Ying Ji 2008Chinese Chemical Letters2008,19,8:26
5Autophagic deficiency is related to steroidogenic decline in aged rat Leydig cells显示文摘迟了发作的性腺机能减退(LOH ) 是仔细与在年老的男性,而是 the  的第二等的雄激素缺乏有关;机制遗体不清楚。在这研究,我们发现在年老的老鼠 Leydig 房间的那减少的睾丸激素生产与减少的 autophagic 活动被联系。主要老鼠 Leydig 房间和 TM3 老鼠 Leydig 房间线被用来在 Leydig 房间睾丸激素生产上学习 autophagic 缺乏的效果。在从小、年老的老鼠的 Leydig 房间,有 wortmannin 的处理,一个 autophagy 禁止者,禁止的 luteinising 荷尔蒙(LH ) 刺激了 steroidogenic 尖锐规章(星) 蛋白质表示和减少的睾丸激素生产。相反,有 rapamycin, autophagy 使活跃之物,在从的 Leydig 房间的提高的刺激 LH 的 steroidogenesis,然而并非幼仔的处理,老鼠。细胞内部的反应的氧种(ROS ) 层次在与 wortmannin 对待,但是仅仅在与 rapamycin 对待的年老的 Leydig 细胞减少了的年轻、年老的 Leydig 细胞被增加。而且, ROS 的增加的水平,由 H 2 O 2, 导致了刺激 LH 的 steroidogenic 抑制。最后, Beclin 1 击倒在 TM3 老鼠 Leydig 房间的减少的刺激 LH 的星表示和睾丸激素生产,它与增加的细胞内部的 ROS 被联系铺平。这些结果建议那 autophagic 缺乏与在年老的老鼠 Leydig 房间的 steroidogenic 衰落有关,它可能被细胞内部的 ROS 层次影响。Wei-Ren Li Liang Chen Zhi-Jie Chang Hua Xin Tao Liu Yan-Quan Zhang Guang-Yong Li Feng Zhou Yan-Qing Gong Zhe-Zhu Gao Zhong-Cheng Xin 2011Asian Journal of Andrology2011,13,6:17
6Application of next-generation sequencing technology to precision medicine in cancer: joint consensus of the Tumor Biomarker Committee of the Chinese Society of Clinical Oncology显示文摘Next-generation sequencing(NGS) technology is capable of sequencing millions or billions of DNA molecules simultaneously.Therefore, it represents a promising tool for the analysis of molecular targets for the initial diagnosis of disease, monitoring of disease progression, and identifying the mechanism of drug resistance. On behalf of the Tumor Biomarker Committee of the Chinese Society of Clinical Oncology(CSCO) and the China Actionable Genome Consortium(CAGC), the present expert group hereby proposes advisory guidelines on clinical applications of NGS technology for the analysis of cancer driver genes for precision cancer therapy. This group comprises an assembly of laboratory cancer geneticists, clinical oncologists, bioinformaticians,pathologists, and other professionals. After multiple rounds of discussions and revisions, the expert group has reached a preliminary consensus on the need of NGS in clinical diagnosis, its regulation, and compliance standards in clinical sample collection. Moreover, it has prepared NGS criteria, the sequencing standard operation procedure(SOP), data analysis, report, and NGS platform certification and validation.Xuchao Zhang Zhiyong Liang Shengyue Wang Shun Lu Yong Song Ying Cheng Jianming Ying Weiping Liu Yingyong Hou Yangqiu Li Yi Liu Jun Hou Xiufeng Liu Jianyong Shao Yanhong Tai Zheng Wang Li Fu Hui Li Xiaojun Zhou Hua Bai Mengzhao Wang You Lu Jinji Yang Wenzhao Zhong Qing Zhou Xuening Yang Jie Wang Cheng Huang Xiaoqing Liu Xiaoyan Zhou Shirong Zhang Hongxia Tian Yu Chen Ruibao Ren Ning Liao Chunyan Wu Zhongzheng Zhu Hongming Pan Yanhong Gu Liwei Wang Yunpeng Liu Suzhan Zhang Tianshu Liu Gong Chen Zhimin Shao Binghe Xu Qingyuan Zhang Ruihua Xu Lin Shen Yilong Wu 2019Cancer Biology & Medicine2019,16,1:14
7Chemokine ligand 20 enhances progression of hepatocellular carcinoma via epithelial-mesenchymal transition显示文摘AIM: To identify the mechanisms of chemokine ligand 20(CCL20)-induced hepatocellular carcinoma(HCC) metastasis and evaluate it as a prognostic marker. METHODS: Expression of CCL20 was evaluated by immunohistochemistry in HCC tissues from 62 patients who underwent curative resection. The relationship between CCL20 expression and clinicopathologic features was analyzed. Univariate and multivariate analyses were performed to evaluate its predictive value for recurrence and survival of HCC patients. The expression levels ofepithelial-mesenchymal transition(EMT)-and signaling pathway-related proteins were evaluated by Western blotting and immunocytochemistry. The effects of CCL20 on HCC cell proliferation and migration were analyzed by 3-(4,5-dimethylthiazol-2-yl)-2,5-diphenoltetrazolium bromide(MTT) and Transwell assays. RESULTS: CCL20 immunoreactivity was detected in all 62 patient specimens. CCL20 expression was associated with preoperative alpha-fetoprotein level(P = 0.043), tumor size(P = 0.000), tumor number(P = 0.008), vascular invasion(P = 0.014), and tumor differentiation(P = 0.007). Patients with high CCL20 expression had poorer recurrence-free and overall survivals compared to those with low CCL20 expression(both P < 0.001). CCL20 induced EMT-like changes in HCC cells and increased their proliferation and migration ability(P < 0.05). Western blotting and immunofluorescence staining showed that CCL20 induced an EMT-like phenotype in HCC cells, and increased expression of phosphorylated AKT, β-catenin and vimentin, and decreased E-cadherin expression(P < 0.05). The correlation analysis revealed that high CCL20 expression in HCC tissue specimens was negatively correlated with E-cadherin expression(13.33%, 4/30), and positively correlated with vimentin(90.0%, 27/30), β-catenin(96.67%, 29/30) and p-AKT(76.67%, 23/30) expression.CONCLUSION: CCL20 expression is associated with HCC recurrence and patient survival and promotes HCC cell proliferation and migration by inducing EMT-like changes via PI3K/AKT and Wnt/β-catenin pathways.Ke-Zhu Hou Zhi-Qiang Fu Hua Gong 2015World Journal of Gastroenterology2015,21,2:13
8B to O erythrocyte conversion by the recombinant α-galactosidase显示文摘背景人的组 O 红血房间在象武装冲突和自然灾祸那样的专业化输送区域有大利益。组 B 抗原不同从仅仅由一个终端的增加的组 O 抗原的在结构上连接了半乳糖残余。在我们试图把终端半乳糖从组 B 红血房间移开得到的这研究组织 O 红血 cell.Methods 牛乳糖 cDNA 被 RT-PCR 从在 China.The 的海南岛上种的 Catimor 咖啡豆子克隆为牛乳糖 cDNA 表示的向量被构造并且由 electroporation 转了进 Pichia pastoris 房间。转基因的房间被发酵克隆, recombinant 牛乳糖被离子交换层析净化。在学习 -galactosidase, 的生物化学的人物以后,我们在从组 B 变换人的红血球组织 recombinant 牛乳糖的纯净是的 O.Results 使用了它比 96% 高,它被认为对血的使用合适变换。酶地变换的人的组 O 红血房间(ECHORBC ) 展出了膜正直,新陈代谢的正直,正常房间变丑和形态学。在 ECHORBC 和任何组人的血之间没有凝结。ECHORBC 将在 monoammoniumphosphate 营养素答案在 4 点为 21 天的一个句号使结构和函数正常。有恒河猴和长臂猿的实验证明酶地变换的红血球的那输送是 safe.Conclusion ECHORBC 能被牛乳糖容易从组 B 红血房间获得消化。这研究建议 ECHORBC 能安全地并且高效地被输到病人。ZHANG Yang-pei GONG Feng BAO Guo-qiang GAO Hong-wei JI Shou-ping TAN Ying-xia LI Su-bo LI Li-li WANG Ying-li XU Hua XU Li-juan TIAN Shu-guang ZHANG Zhi-xin LU Qiu-shuang QIU Yan BAI Jian-shi CHEN Ji-ting 2007Chinese Medical Journal2007,,13:13
9Comparative Transcriptional Profiling and Preliminary Study on Heterosis Mechanism of Super-Hybrid Rice显示文摘杂种优势比也是从二父母表演的后代改善了的生物现象和优异性能生来的父母线。混合米饭是在利用杂种优势的庄稼的最成功的 apotheoses 之一。由基因表示(半自动地面防空系统)的连续分析 F1 超级混血儿的米饭 Liangyou-2186 和它的父母介绍的 Transcriptional 表明 1183 差别表示了基因( DG ),在哪个之中 DG 被发现显著地在象光合作用和碳固定那样的小径充实,并且大多数涉及碳固定小径的关键基因在 F1 混合米饭展出了起来调整的表示。而且,相应的酶的增加的分解代谢的活动和光合的效率也被检测,它联合了显示那碳固定可能在 F1 混血儿,和力量被提高在超级混血儿的米饭与收益活力和杂种优势被联系。由有收益相关的量的特点 loci (QTL ) 的相关 DG,在微分基因表示和 phenotypic 变化之间的一种潜在的关系也被发现。另外,当以前在 Arabidopsis 报导了,包含生理节奏节奏、轻的发信号的小径的一个规章的网络也被发现,它建议如此的一个网络可能也与在混合米饭的杂种优势是相关的。总的来说,现在的学习为理解在米饭位于杂种优势下面的分子的机制提供另一个看法。Gui-Sheng Song Hong-Li Zhai Yong-Gang Peng Lei Zhang Gang Wei Xiao- Ying Chen Yu-Guo Xiao Lili Wang Yue-Jun Chen Bin Wu Bin Chen Yu Zhang Hua Chen Xiu-Jing Feng Wan-Kui Gong Yao Liu Zhi-Jie Yin Feng Wang Guo-Zhen Liu Hong-Lin Xu Xiao-Li Wei Xiao-Ling Zhao Pieter B.F. Ouwerkerk Thomas Hankemeier Theo Reijmers Rob van der Heijden Cong-Ming Lu Mei Wang Jan van der Greef Zhen Zhu 2010Molecular Plant2010,3,6:12
10Sequencing of p53 mutation in established human hepatocellular carcinoma cell line of HHC4 and HHC15 in nude mice显示文摘INTRODUCTIONAlthoughtheetiopathologyofhumanhepatocelularcarcinoma(hHCC)isstilunknown,alotofevidencestronglysuggestedthatinfec...YANG Shan Min, ZHOU Hong, CHEN Rui Chuan, WANG Yu Fang, CHEN Fu, ZHANG Chang Gong, ZHEN Yun, YAN Jiang Hua and SU Jin Hua 1998World Journal of Gastroenterology1998,4,6:11
11Mesoporous silica nanorods intrinsically doped with photosensitizers as a multifunctional drug carrier for combination therapy of cancer显示文摘Mesoporous 硅石 nanoparticles (MSN ) 由于他们的大表面区域,悦耳的尺寸,灵巧的修正和可观的 biocompatibility 作为药交货搬运人在最近的年里吸引了巨大的注意。在这个工作,我们制作内在地与使分子具有感光性被做的 MSN 的一种有趣的类型,氯 e6 (Ce6 ) 。由增加在硅石矩阵内做的 Ce6 的数量, MSN 的形态学从范围改变到像杆的形状,这被发现。获得的做 Ce6 的 mesoporous 硅石 nanorods (CMSNR ) 不仅能为光力学的治疗,而且罐头生产汗衫氧也与由利用他们的 mesoporous 结构装载能力的高药用作一个药交货平台。比作球形的 nanoparticles,有更大的方面比率的 CMSNR 由癌症房间显示出许多更快的举起,这被发现。与作为模型药采用的 doxorubicin (纪录影片) ,联合光力学并且化疗被执行,在 vitro 并且在 vivo 完成 synergistic 反肿瘤效果。我们的学习介绍一个基于 MSN 的药交货平台的一个新图案,它内在地荧光灯、有能力用作一个光力学的代理人,为未来答应癌症的指导成像的联合治疗。Guangbao Yang Hua Gong Xiaoxin Qian Pengli Tan Zhiwei Li Teng Liu Jingjing Liu Youyong Li Zhuang Liu 2015Nano Research2015,8,3:11
12Construction of recombinant attenuated Salmonella typhimurium DNA vaccine expressing H pylori ureB and IL-2显示文摘AIM: To construct a recombinant live attenuated Salm-onella typhimurium DNA vaccine encoding H pylori ureB gene and mouse IL-2 gene and to detect its immunogenicity in vitro and in vivo. METHODS: H pylori ureB and mouse IL-2 gene fragments were amplified by polymerase chain reaction (PCR) and cloned into pUCmT vector. DNA sequence of the amplified ureB and IL-2 genes was assayed, then cloned into the eukaryotic expression vector pIRES through enzyme digestion and ligation reactions resulting in pIRES-ureB and pIRES-ureB-IL-2. The recombinant plasmids were used to transform competent E. coli DH5α, and the positive clones were screened by PCR and restriction enzyme digestion. Then, the recombinant pIRES-ureB and pIRES-ureB-IL-2 were used to transform LB5000 and the recombinant plasmids extracted from LB5000 were finally introduced into the final host SL7207. After that, recombinant strains were grown in vitro repeatedly. In order to detect the immunogenicity of the vaccine in vitro, pIRES-ureB and pIRES-ureB-IL-2 were transfected to COS-7 cells using LipofectamineTM2000, the immunogenicity of expressed UreB and IL-2 proteins was assayed with SDS-PAGE and Western blot. C57BL/6 mice were orally immunized with 1 × 108 recombinant attenuated Salmonella typhimurium DNA vaccine. Four weeks after vaccination, mice were challenged with 1 × 107 CFU of live H pylori SS1. Mice were sacrificed and the stomach was isolated for examination of H pylori 4 wk post-challenge. RESULTS: The 1700 base pair ureB gene fragment amplified from the genomic DNA was consistent with the sequence of H pylori ureB by sequence analysis. The amplified 510 base pair fragment was consistentwith the sequence of mouse IL-2 in gene bank. It was confirmed by PCR and restriction enzyme digestion that H pylori ureB and mouse IL-2 genes were inserted into the eukaryotic expression vector pIRES. The experiments in vitro showed that stable recombinant live attenuated Salmonella typhimurium DNA vaccine carrying ureB and IL-2 genes was successfully constructed and the specific strips of UreB and IL-2 expressed by recombinant plasmids were detected through Western blot. Study in vivo showed that the positive rate of rapid urease test of the immunized group including ureB and ureB-IL-2 was 37.5% and 12.5% respectively, and was significantly lower than that (100%) in the control group (P < 0.01). CONCLUSION: Recombinant attenuated Salmonella typhimurium DNA vaccine expressing UreB protein and IL-2 protein with immunogenicity can be constructed. It can protect mice against H pylori infection, which may help the development of a human-use H pylori DNA vaccine.Can Xu Zhao-Shen Li Yi-Qi Du Yan-Fang Gong Hua Yang Bo Sun Jing Jin 2007World Journal of Gastroenterology2007,13,6:10
13First dark matter search results from the PandaX-Ⅰ experiment显示文摘We report on the first dark-matter(DM)search results from PandaX-I,a low threshold dual-phase xenon experiment operating at the China JinPing Underground Laboratory.In the 37-kg liquid xenon target with 17.4 live-days of exposure,no DM particle candidate event was found.This result sets a stringent limit for low-mass DM particles and disfavors the interpretation of previously-reported positive experimental results.The minimum upper limit,3.7×10-44cm2,for the spin-independent isoscalar DM-particle-nucleon scattering cross section is obtained at a DM-particle mass of 49 GeV/c2at 90%confidence level.XIAO MengJiao XIAO Xiang ZHAO Li CAO XiGuang CHEN Xun CHEN YunHua CUI XiangYi FANG DeQing FU ChangBo GIBONI Karl L. GONG HaoWei GUO GuoDong HU Jie HUANG XingTao JI XiangDong JU YongLin LEI SiAo LI ShaoLi LIN Qing LIU HuaXuan LIU JiangLai LIU Xiang LORENZON Wolfgang MA YuGang MAO YaJun NI KaiXuan PUSHKIN Kirill REN XiangXiang SCHUBNELL Michael SHEN ManBing STEPHENSON Scott TAN AnDi TARL Greg WANG HongWei WANG JiMin WANG Meng WANG XuMing WANG Zhou WEI YueHuan WU ShiYong XIE PengWei YOU YingHui ZENG XiongHui ZHANG Hua ZHANG Tao ZHU ZhongHua 2014Science China(Physics,Mechanics & Astronomy)2014,57,11:10
14New triterpenoid sapoin from Ardisia gigantifolia Stapf.显示文摘One new triterpenoid sapoin with two known triterpenoid sapoins:3β-O-{α-L-rhamnopyranosyl-(1→3)-[β-D-xylopyranose-(1→2)]-β-D-glucopyranosyl-(1→4)-α-L-arabinopyranosyl}-3β-hydroxy-13β,28-epoxy-oleanan-16-oxo-30-al(1),3β-O-{α-L-rhamnopyranosyl-(1→3)-[(β-D-xylopyranosyl-(1→2)]-β-D-galactopyranosyl-(1→4)-[(β-D-glucopyranosyl-(1→2)]-α-L-ara-binopyranoside}-16α-hydroxy-13,28-epoxy-oleanane(2) and cyclamiretin A 3β-O-α-L-rhamnopyranosyl-(l→3)-[P-D-xylopyranosyl-(1→2)]-β-D-glucopyranosyl-(1→4)-[β-D-glucopyranosy...Gong, Qiang Qiang Mu, Li Hua Liu, Ping Yang, Shi Lin Wang, Bo Feng, Yu Lin 2010Chinese Chemical Letters2010,21,4:10
15Altered regional homogeneity in post-traumatic stress disorder: a resting-state functional magnetic resonance imaging study显示文摘Objective Little is known about the brain systems that contribute to vulnerability to post-traumatic stress disorder (PTSD). Comparison of the resting-state patterns of intrinsic functional synchronization, as measured by functional magnetic resonance imaging (fMRI), between groups with and without PTSD following a traumatic event can help identify the neural mechanisms of the disorder and targets for intervention. Methods Fifty-four PTSD patients and 72 matched traumatized subjects who experienced the 2008 Sichuan earthquake were imaged with blood oxygen level-dependent (BOLD) fMRI and analyzed using the measure of regional homogeneity (ReHo) during the resting state. Results PTSD patients presented enhanced ReHo in the left inferior parietal lobule and right superior frontal gyrus, and reduced ReHo in the right middle temporal gyrus and lingual gyrus, relative to traumatized individuals without PTSD. Conclusion Our findings showed that abnormal brain activity exists under resting conditions in PTSD patients who had been exposed to a major earthquake. Alterations in the local functional connectivity of cortical regions are likely to contribute to the neural mechanisms underlying PTSD.Yan Yin Changfeng Jin Lisa T. Eyler Hua Jin Xiaolei Hu Lian Duan Huirong Zheng Bo Feng Xuanyin Huang Baoci Shan Qiyong Gong Lingjiang Li 2012Neuroscience Bulletin2012,28,5:9
16PandaX: a liquid xenon dark matter experiment at CJPL显示文摘PandaX is a large liquid-xenon detector experiment usable for direct dark-matter detection and 136Xe double-beta decay search.The central vessel was designed to accommodate a staged target volume increase from initially 120 kg(stage I)to 0.5 t(stage II)and eventually to a multi-ton scale.The experiment is located in the Jinping Deep-Underground Laboratory in Sichuan,China.The detector operates in dual-phase mode,allowing detection of both prompt scintillation,and ionization charge through proportional scintillation.In this paper a detailed description of the stage I detector design and performance as well as results established during the commissioning phase are presented.CAO XiGuang CHEN Xun CHEN YunHua CUI XiangYi FANG DeQing FU ChangBo GIBONI Karl L. GONG HaoWei GUO GuoDong HE Ming HU Jie HUANG XingTao JI XiangDong JU YongLin LI ShaoLi LIN Qing LIU HuaXuan LIU JiangLai LIU Xiang LORENZON Wolfgang MA YuGang MAO YaJun NI KaiXuan PUSHKIN Kirill REN XiangXiang SCHUBNELL Michael SHEN ManBing SHI YuJie STEPHENSON Scott TAN AnDi TARLé Greg WANG HongWei WANG JiMing WANG Meng WANG XuMing WANG Zhou WEI YueHuan WU ShiYong XIAO MengJiao XIAO Xiang XIE PengWei YE Tao YOU YingHui ZEN XiongHui ZHANG Hua ZHANG Tao ZHAO HaiYing ZHAO Li ZHOU XiaoPeng ZHU ZhongHua 2014Science China(Physics,Mechanics & Astronomy)2014,57,8:9
17Detection of Pseudorabies Virus Antibodies in Human Encephalitis Cases显示文摘Pseudorabies virus(PRV),a veterinary pathogen that infects domestic animals as well as wild animals such as wild boar and feral swine,was recently reported to infect human and led to endophthalmitis and encephalitis.A retrospective seroepidemiologic survey was conducted using 1,335 serum samples collected from patients with encephalitis and ELISA positive rates were 12.16%,14.25%,and 6.52%in 2012,2013,and 2017,respectively.LI Xiang Dong FU Shi Hong CHEN Ling Yan LI Fan DENG Jun Hua LU Xuan Cheng WANG Huan Yu TIAN Ke Gong 2020Biomedical and Environmental Sciences2020,33,6:9
18Virulence and Diversity of Blumeria graminis f.sp.tritici Populations in China显示文摘Wheat powdery mildew, caused by Blumeria graminis f. sp. tritici, is an important disease in China. To characterize the virulence and diversity of the pathogen, 1 082 isolates were obtained from 8 major wheat-growing regions during the spring growing season in 2011. The virulence test was performed by inoculation on detached leaves of 22 differential lines with known Pm genes. Frequencies of virulence on these genotypes ranged from 0 to 97.4%. None of the 1 082 isolates was compatible to Pm21 and less than 20.0% were virulent to the genotype carrying Pm13. In contrast, the virulence frequencies of each population was more than 50.0% to differentials carrying Pm1 a, Pm3 b, Pm3 c, Pm3 f, Pm5 a, Pm6 and Pm8. In total, 1 028 pathotypes were detected, of which 984 were unique. Phenotypic diversity indices revealed a high level of diversity within populations. Genetic distance between different populations correlated significantly with geographical distance(R2=0.494, P 0.001). In addition, isolates from Xinjiang appear to form a separate group. Significant positive or negative associations between alleles at pairs of virulence loci were detected in 57 allele pairs to Pm genes. V irulence and diversity of the 8 populations suggested that varieties with effective resistance gene combinations should be developed at a regional level.ZENG Fan-song YANG Li-jun GONG Shuang-jun SHI Wen-qi ZHANG Xue-jiang WANG Hua XIANG Li-bo XUE Min-Feng YU Da-zhao 2014Journal of Integrative Agriculture2014,13,11:9
19Malnutrition and Quality of Life in Chinese Cancer Patients: a Clinical Study of 23,994 Subjects显示文摘Background Malnutrition is common in patients with cancer,and can negatively impact their quality of life(QoL)and even survival.However,there is currently no large data available on the prevalence of malnutrition in Chinese cancer patients.This study evaluated the prevalence of malnutrition and the QoL of Chinese patients with locoregional,recurrent or metastatic cancer.Methods We conducted a nationwide observational,multi-center,hospital-based cross-sectional study within the Chinese Society of Nutritional Oncology(CSNO)Network.All of the patients were diagnosed with one of the following 18 different types of malignant tumors:lung cancer,gastric cancer,liver cancer,colorectal cancer,breast cancer,esophageal cancer,cervical cancer,endometrial cancer,nasopharyngeal carcinoma,malignant lymphoma,leukemia,pancreatic cancer,ovarian cancer,prostate cancer,bladder cancer,brain cancer,biliary tract malignant tumors or gastrointestinal stromal tumors.These patients were enrolled from 72 hospitals located in different regions of China.The patients’nutritional status was evaluated based on the body mass index(BMI),loss of bodyweight,laboratory measurements and patient generated-subjective global assessment(PG-SGA)scores.The cancer patients’physical status and QoL were assessed by the Karnofsky Performance Status(KPS)questionnaire and the European Organization for Research and Treatment of Cancer(EORTC)QLQ-C30 questionnaire,respectively.Results From December 2013 to April 2016,23,994 patients hospitalized for cancer treatment(such as surgery,chemotherapy or radiotherapy)were enrolled in the study.The patients included 12,494(52.9%)males and 11,124(47.1%)females.The mean age was 55.8±13.7 years.The proportions of patients in cancer stagesⅠ,Ⅱ,Ⅲ,Ⅳand uncertain were 11.5%,20.3%,27.5%,30.2%and 10.5%,respectively.Among the 23,994 inpatients,the proportions of patients who were underweight(BMI<18.5 kg/m2),normal(18.5 kg/m2Hong Xia Xu Chun Hua Song Zhen Ming Fu Chang Wang Zeng Qing Guo Yuan Lin Ying Ying Shi Wen Hu Yi Ba Su Yi Li Zeng Ning Li Kun Hua Wang Jing Wu Ying He Jia Jun Yang Cong Hua Xie Fu Xiang Zhou Xin Xia Song Gong Yan Chen Wen Jun Ma Su Xia Luo Zi Hua Chen Ming Hua Cong Hu Ma Chun Ling Zhou Wei Wang Qi Luo Yong Mei Shi Yu Mei Qi Hai Ping Jiang Wen Xian Guan Jun Qiang Chen Jia Xin Chen Yu Fang Lan Zhou Yong Dong Feng Rong Shao Tan Tao Li Jun Wen Ou Qing Chuan Zhao Jian Xiong Wu Min Weng Qing Hua Yao Jiu Wei Cui Wei Li Han Ping Shi the Investigation on Nutrition Status and Clinical Outcome of Common Cancers(INSCOC)Group 2021Journal of Nutritional Oncology2021,6,1:8
20Association of Overlapped and Un-overlapped Comorbidities with COVID-19 Severity and Treatment Outcomes: A Retrospective Cohort Study from Nine Provinces in China显示文摘Objective Several COVID-19 patients have overlapping comorbidities. The independent role of each component contributing to the risk of COVID-19 is unknown, and how some non-cardiometabolic comorbidities affect the risk of COVID-19 remains unclear.Methods A retrospective follow-up design was adopted. A total of 1,160 laboratory-confirmed patients were enrolled from nine provinces in China. Data on comorbidities were obtained from the patients’ medical records. Multivariable logistic regression models were used to estimate the odds ratio(OR) and 95% confidence interval(95% CI) of the associations between comorbidities(cardiometabolic or non-cardiometabolic diseases), clinical severity, and treatment outcomes of COVID-19.Results Overall, 158(13.6%) patients were diagnosed with severe illness and 32(2.7%) had unfavorable outcomes. Hypertension(2.87, 1.30–6.32), type 2 diabetes(T2 DM)(3.57, 2.32–5.49),cardiovascular disease(CVD)(3.78, 1.81–7.89), fatty liver disease(7.53, 1.96–28.96), hyperlipidemia(2.15, 1.26–3.67), other lung diseases(6.00, 3.01–11.96), and electrolyte imbalance(10.40, 3.00–26.10)were independently linked to increased odds of being severely ill. T2 DM(6.07, 2.89–12.75), CVD(8.47,6.03–11.89), and electrolyte imbalance(19.44, 11.47–32.96) were also strong predictors of unfavorable outcomes. Women with comorbidities were more likely to have severe disease on admission(5.46,3.25–9.19), while men with comorbidities were more likely to have unfavorable treatment outcomes(6.58, 1.46–29.64) within two weeks.Conclusion Besides hypertension, diabetes, and CVD, fatty liver disease, hyperlipidemia, other lung diseases, and electrolyte imbalance were independent risk factors for COVID-19 severity and poor treatment outcome. Women with comorbidities were more likely to have severe disease, while men with comorbidities were more likely to have unfavorable treatment outcomes.MA Yan ZHU Dong Shan CHEN Ren Bo SHI Nan Nan LIU Si Hong FAN Yi Pin WU Gui Hui YANG Pu Ye BAI Jiang Feng CHEN Hong CHEN Li Ying FENG Qiao GUO Tuan Mao HOU Yong HU Gui Fen HU Xiao Mei HU Yun Hong HUANG Jin HUANG Qiu Hua HUANG Shao Zhen JI Liang JIN Hai Hao LEI Xiao LI Chun Yan LI Min Qing LI Qun Tang LI Xian Yong LIU Hong De LIU Jin Ping LIU Zhang MA Yu Ting MAO Ya MO Liu Fen NA Hui WANG Jing Wei SONG Fang Li SUN Sheng WANG Dong Ting WANG Ming Xuan WANG Xiao Yan WANG Yin Zhen WANG Yu Dong WU Wei WU Lan Ping XIAO Yan Hua XIE Hai Jun XU Hong Ming XU Shou Fang XUE Rui Xia YANG Chun YANG Kai Jun YUAN Sheng Li ZHANG Gong Qi ZHANG Jin Bo ZHANG Lin Song ZHAO Shu Sen ZHAO Wan Ying ZHENG Kai ZHOU Ying Chun ZHU Jun Teng ZHU Tian Qing ZHANG Hua Min WANG Yan Ping WANG Yong Yan 2020Biomedical and Environmental Sciences2020,33,12:8
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