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    题名 作者 年代 出处 被引量
1Transmission Dynamics of an Outbreak of the COVID-19 Delta Variant B.1.617.2——Guangdong Province,China,May-June 2021显示文摘On May 21,2021,a local case of coronavirus disease 2019(COVID-19)was confirmed in a 75-year-old woman(experienced onset of symptoms on May 18)in Liwan District,Guangzhou City,Guangdong Province,China.The number of infections has increased in the following 10 days and led to 5 generations of transmission.Meng Zhang Jianpeng Xiao Aiping Deng Yingtao Zhang Yali Zhuang Ting Hu Jiansen Li Hongwei Tu Bosheng Li Yan Zhou Jun Yuan Lei Luo Zimian Liang Youzhi Huang Guoqiang Ye Mingwei Cai Gongli Li Bo Yang Bin Xu Ximing Huang Yazun Cui Dongsheng Ren Yanping Zhang Min Kang Yan Li 2021China CDC weekly2021,3,27:51
2Inhibiting Effects of Achyranthes Bidentata Polysaccharide and Lycium Barbarum Polysaccharide on Nonenzyme Glycation in D-galactose Induced Mouse Aging Model显示文摘To investigate the inhibiting effects and mechanism of achyranthes bidentata polysaccharide (ABP) and lycium barbarum polysaccharide (LBP) on nonenzyme glycation in D-galactose induced mouse aging model. Methods Serum AGE levels were determined by AGE-ELISA, MTT method was used to determine lymphocyte proliferation, IL-2 activity was determined by a bioassay method. Spontaneous motor activity was used to detect mouse's neuromuscular movement, latency of step-through method was used to examine learning and memory abilities of mouse, colormetric assay was used to determine hydroxyproline concentration in mouse skin, pyrogallol autoxidation method was used to determine superoxide dismutase (SOD) activity of erythrocytes. Results Decreased levels of serum AGE, hydroxyproline concentration in mouse skin and spontaneous motor activity in D-galactose mouse aging model were detected after treated with ABP or LBP, while lymphocyte proliferation and IL-2 activity, learning and memory abilities,SOD activity of erythrocytes, were enhanced. Conclusions ABP and LBP could inhibit nonenzyme glycation in D-galactose induced mouse aging model in vivo and ABP has a better inhibiting effect than LBP.HONG-BIN DENG, DA-PENG CUI, JIAN-MING JIANG, YAN-CHUN FENG,NIAN-SHENG CAI, AND DIAN-DONG LIInstitute of Medicinal Biotechnology, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing 100050, China 2003Biomedical and Environmental Sciences2003,16,3:33
3Soil erosion along a long slope in the gentle hilly areas of black soil region in Northeast China显示文摘沿着在在在东北中国的黑土壤区域的轻轻的多山的区域的一个长斜坡的土壤侵蚀变化的特征被讨论。一个简化斜坡模型基于片断被用来分析在 Heshan 农场与不同斜坡长度在 10 个地阴谋上在 2003 和 2004 之间观察的流量数据和土壤侵蚀数据, Heilongjiang 省。我们发现土壤侵蚀在沿着斜坡或者改变的黑土壤区域在长斜坡上评价并且创造集中的侵蚀和星期侵蚀的其他的地区。每个地区的准确地方为不同降雨条件是不同的。在有更少和温和降水的一年里,小河不能发生在顶以内 50 m 在有大、集中的降水的一年里,小河能被形成从斜坡的顶甚至在 15 m 开始。CUI Ming CAI Qiangguo ZHU Axing FAN Haoming 2007Journal of Geographical Sciences2007,17,3:18
4USP19 suppresses inflammation and promotes M2-like macrophage polarization by manipulating NLRP3 function via autophagy显示文摘Macrophage polarization to proinflammatory M1-like or anti-inflammatory M2-like cells is critical to mount a host defense or repair tissue.The exact molecular mechanisms controlling this process are still elusive.Here,we report that ubiquitin-specific protease 19(USP19)acts as an anti-inflammatory switch that inhibits inflammatory responses and promotes M2-like macrophage polarization.USP19 inhibited NLRP3 inflammasome activation by increasing autophagy flux and decreasing the generation of mitochondrial reactive oxygen species.In addition,USP19 inhibited the proteasomal degradation of inflammasome-independent NLRP3 by cleaving its polyubiquitin chains.USP19-stabilized NLRP3 promoted M2-like macrophage polarization by direct association with interferon regulatory factor 4,thereby preventing its p62-mediated selective autophagic degradation.Consistent with these observations,compared to wild-type mice,Usp19−/−mice had decreased M2-like macrophage polarization and increased interleukin-1βsecretion,in response to alum and chitin injections.Thus,we have uncovered an unexpected mechanism by which USP19 switches the proinflammatory function of NLRP3 into an anti-inflammatory function,and suggest that USP19 is a potential therapeutic target for inflammatory interventions.Tao Liu Liqiu Wang Puping Liang Xiaojuan Wang Yukun Liu Jing Cai Yuanchu She Dan Wang Zhi Wang Zhiyong Guo Samuel Bates Xiaojun Xia Junjiu Huang Jun Cui 2021Cellular & Molecular Immunology2021,18,10:15
5Microstructure evolution and phase transformation of traditional cast and spray-formed hypereutectic aluminium-silicon alloys induced by heat treatment显示文摘Microstructural evolution and phase transformation induced by different heat treatments of the hypereutectic aluminium-silicon alloy,Al-25Si-5Fe-3Cu(wt%,signed as 3C),fabricated by traditional cast(TC) and spray forming(SF) processes,were investigated by differential scanning calorimetry(DSC) and scanning electron microscopy(SEM) combined with energy dispersive X-ray spectroscopy and X-ray diffraction techniques.The results show that Al7Cu2Fe phase can be formed and transformed in TC-and SF-3C alloys between 802-813 K and 800-815 K,respectively.The transformation from β-Al5FeSi to δ-Al4FeSi2 phase via peritectic reaction can occur at around 858-870 K and 876-890 K in TC-and SF-3C alloys,respectively.The starting precipitation temperature of δ-Al4FeSi2 phase as the dominant Fe-bearing phase in the TC-3C alloy is 997 K and the exothermic peak about the peritectic transformation of δ-Al4FeSi2→β-Al5FeSi is not detected in the present DSC experiments.Also,the mechanisms of the microstructural evolution and phase transformation are discussed.Long-gang Hou Yuan-hua Cai Hua Cui Ji-shan Zhang 2010International Journal of Minerals,Metallurgy and Materials2010,17,3:14
6Inflammatory airway features and hypothalamic-pituitary- adrenal axis function in asthmatic rats combined with chronic obstructive pulmonary disease显示文摘背景支气管的气喘(BA ) 和长期的妨碍的肺的疾病(COPD ) 两个都是有不同特征的煽动性的航线疾病。然而,有许多病人,受不了 BA 和 COPD。这研究是在与科普德梅索兹·布朗挪威( BN )老鼠相结合的气喘的老鼠评估煽动性的航线特征和 hypothalamic-pituitary-adrenal ( HPA )轴功能的变化被用来为 BA , COPD 和 COPD+BA.These 的煽动性的航线疾病建模三个模型关于临床的症状被比较并且评估,肺的组织病理学说,航线 hyperresponsiveness ( AHR ),煽动性的 cytokines 和煽动性的航线展示的 HPA 轴 function.Results 和 HPA 轴趣事在这个模型组的老鼠显示出煽动性的疾病 BA 和 COPD 的特征。在这个模型组的煽动性的 cytokines 的表示可能起来或 downregulated 当两个疾病过程是在场的时。在这个模型组释放荷尔蒙 mRNA 和皮质脂酮的 corticotrophin 的层次显著地是两个在控制组比那些减少了(P < 0.05 ).Conclusions BN 老鼠能被用作 COPD+BA 的一个动物模型。由评估这个动物模型,我们发现在在这个模型组的老鼠的发炎的特征似乎被夸大。在在这个模型组的老鼠的 HPA 轴功能被扰乱了或损害,它在 hypothalamic 水平是突出的。CAI Cui ZHANG Hong-ying LE Jing-jing DONG Jing-cheng CUI Yan XU Chang-qing LIU Bao-jun WU Jin-feng DUAN Xiao-hong CAO Yu-xue 2010Chinese Medical Journal2010,,13:14
7The Intervention Effect of Rosiglitozone in Ovarian Fibrosis of PCOS Rats显示文摘Objective To explore the Intervention effect of Rosiglitozone in ovarian fibrosis of PCOS rats.Methods 60 female SD rats were randomly divided into 3 groups:control group,model group and treatment group.The model and treatment groups were established by subcutaneous injection of DHEA,while the treatment group was given RGZ.The serum hormone values,pathohistology of ovarian structure of rats,ovarian ultrastructure and the expressions of TGF-β 1 and CTGF were detected.Results The PCOS model was established successfully.The expression intensity of TGF-β 1 and CTGF in Oocytes of the PCOS groups was 9.545±2.954 and 9.665±2.400,respectively and was significantly higher than that of the control group 6.636±2.264 and 7.036±2.133;after treatment with rosiglitazone,the expression was significantly decreased 6.980±2.421 and 6.642±2.721 as compared with that of the model group (P<0.05,P<0.001).The values in serum of the PCOS groups were 3.749±2.054 and 0.265±0.129,and 1.914±1.801 and 0.096±0.088 in the control group which had statistically significant difference (P<0.05,P<0.001).After treatment with rosiglitazone,the values were 2.3100±1.825 and 0.112±0.187 and were significantly different with those of the model group (P<0.05,P<0.001).Conclusion TGF-β 1 and CTGF play an important role in the development of ovary fibrosis in PCOS.However,RGZ may postpone the development of fibrosis by decreasing the levels of TGF-β 1 and CTGF.MIAO Zhu Lin GUO Liang WANG Yong Xia CUI Rong YANG Ning HUANG Mi Qiong QIN Wei Bing CHEN Jin LI Hong Mei WANG Zi Neng WEI Xiang Cai 2012Biomedical and Environmental Sciences2012,25,1:14
8Spatial distribution and focal mechanism solutions of the Wenchuan earthquake series:Results and implications显示文摘We relocate the spatial distribution of the devastating 12 May 2008 Wenchuan earthquake and its aftershocks.The relocation database is obtained from 89 stations deployed by the China Earthquake Administration,including 54 525 seismograms from 1 376 local earthquakes over MS3.5 between 12 May 2008 and 3 August 2008.The cross-correlation technique used in this paper has greatly improved the relocation precision by giving much more accurate P-wave differential travel-time measurements than those obtained from routinely picked phase onsets.At the same time,we pick P-wave polarity observations of the Wenchuan earthquake series (hereafter referred to as WES) from 1 023 stations in China and 59 IRIS (Incorporated Research Institutions of Seismology) stations.Then,employing a newly developed program CHNYTX,we obtain 83 well-determined focal mechanism solutions (hereafter referred to as FMSs).Based on spatial distribution and FMSs of the WES,we draw following conclusions:(1) The region near the main shock exhibits a buried low-angle northwest-dipping seismic zone with the main shock at its upper end and two conjugated seismic zones dipping southeast with roughly equal dip-angle;(2) The compressional directions of all kinds of FMSs of the WES are subhorizontal,which reflects the dominant stress in this area is compressional;(3) The principal compressional direction of the regional stress around Wenchuan is roughly perpendicular to the strike of Beichuan-Yingxiu fault,while around Qingchuan it is roughly parallel to the strike of Qingchuan fault.In intermediate part of the Longmenshan area,the principal compressional direction of the stress should be in-between;(4) The possibly existed molten materials in the lower crust of Songpan-Garze terrain have small contribution to the local stress state in Longmenshan area.The listric geometries of the Longmenshan faults most probably resulted from subhorizontal compression along NW-SE direction in history.Chen Cai Chunquan Yu Kai Tao Xingping Hu Yuan Tian Hao Zhang Xiaofeng Cui Jieyuan Ning 2011Earthquake Science2011,24,1:13
9Molecular Typing of Leptospira interrogans Strains Isolated from Rattus tanezumi in Guizhou Province,Southwest of China显示文摘Objective To identify and type three leptospires isolated from Rattus tanezumi in Guizhou Province by using three molecular techniques (PFGE, MLVA, and MLST), reveal the molecular characteristic of causative agents of local leptospirosis and evaluate these three molecular methods based on their detection resolution and efficiency. Methods Three Leptospira strains were isolated from the kidney of Rattus tanezumi and cultured with EMJH medium. PFGE, MLVA, and MLST assays were applied to type the three strains isolated from Rattus tanezumi in Guizhou Province. Results PFGE, MLVA, and MLST typing showed that the three leptospiral isolates matched with leptospiral serogroup Icterohaemorrhagiae serovar Lai. The findings of the genotyping methods were consistent. MLVA and MLST defined genotypes, whereas PFGE allowed the recognition of additional subgroups within the genotypes, and the findings of molecular typing were also consistent with those of traditional techniques. Conclusion Three leptospiral isolates from Guizhou Province matched with leptospiral serogroup Icterohaemorrhagiae serovar Lai, and PFGE, MLVA, and MLST, as reliable molecular techniques for identifying and typing of Leptospira interrogans, would contribute to the active surveillance, outbreak investigation and source tracking for leptospirosis in Guizhou Province.LI Shi Jun ZHANG Cui Cai LI Xiu Wen TIAN Ke Cheng TANG Guang Peng WANG Ding Ming LIU Ying NIE Yi Xin JIANG Xiu Gao 2012Biomedical and Environmental Sciences2012,25,5:12
10Preparation of a Crosslinked Chitosan Coated Calcium Sulfate Whisker and Its Reinforcement in Polyvinyl Chloride显示文摘A calcium sulfate whisker(CSW) coated with glutaraldehyde crosslinked chitosan(GACS) was prepared to reinforce polyvinyl chloride(PVC) in this study. The results show that the optimum concentration of both chitosan(CS) and glutaraldehyde(GA) is 0.05 wt%. The tensile strength, impact strength, flexural modulus and vicat softening temperature of the PVC composite with 12 wt% of modified CSW are increased by 17.5%, 40.4%, 0.8% and 3.8% compared with those of the PVC composite with 12 wt% of unmodified CSW, and by 2.9%, 42.4%, 27.1% and 6.8% compared with those of pure PVC, respectively. The dynamic mechanical analysis results indicate that the modified CSW/PVC composite exhibits much higher storage modulus and glass transition temperature than those of unmodified CSW/PVC composite and pure PVC.In addition, the modified CSW/PVC composite also demonstrates good thermal properties with a high rapidest decomposition temperature(Trpd) and char residue. The scanning electron microscopy images of tensile-fractured surfaces show that the modified CSW has a strong interfacial adhesion with PVC matrix.Jiayang Cui Yangben Cai Wenjin Yuan Zhongfei Lv Shiai Xu 2016Journal of Materials Science & Technology2016,32,8:12
11Activation of mTORC1 in subchondral bone preosteoblasts promotes osteoarthritis by stimulating bone sclerosis and secretion of CXCL12显示文摘Increasing evidences show that aberrant subchondral bone remodeling plays an important role in the development of osteoarthritis(OA).However,how subchondral bone formation is activated and the mechanism by which increased subchondral bone turnover promotes cartilage degeneration during OA remains unclear.Here,we show that the mechanistic target of rapamycin complex 1(mTORC1)pathway is activated in subchondral bone preosteoblasts(Osterix+)from OA patients and mice.Constitutive activation of mTORC1 in preosteoblasts by deletion of the mTORC1 upstream inhibitor,tuberous sclerosis 1,induced aberrant subchondral bone formation,and sclerosis with little-to-no effects on articular cartilage integrity,but accelerated posttraumatic OA development in mice.In contrast,inhibition of mTORC1 in preosteoblasts by disruption of Raptor(mTORC1-specific component)reduced subchondral bone formation and cartilage degeneration,and attenuated post-traumatic OA in mice.Mechanistically,mTORC1 activation promoted preosteoblast expansion and Cxcl12 secretion,which induced subchondral bone remodeling and cartilage degeneration during OA.A Cxcl12-neutralizing antibody reduced cartilage degeneration and alleviated OA in mice.Altogether,these findings demonstrate that mTORC1 activation in subchondral preosteoblasts is not sufficient to induce OA,but can induce aberrant subchondral bone formation and secrete of Cxcl12 to accelerate disease progression following surgical destabilization of the joint.Pharmaceutical inhibition of the pathway presents a promising therapeutic approach for OA treatment.Chuangxin Lin Liangliang Liu Chun Zeng Zhong-Kai Cui Yuhui Chen Pinling Lai Hong Wang Yan Shao Haiyan Zhang Rongkai Zhang Chang Zhao Hang Fang Daozhang Cai Xiaochun Bai 2019Bone Research2019,7,1:12
12Role of silencing phosphatase of regenerationg liver-3 expression by microRNA interference in the growth of gastric cancer显示文摘积累的证据表明的背景新生 liver-3 (PRL-3 ) 的那磷酸酶与多重肿瘤类型的转移被联系,并且为转移作为一个潜在的治疗学的目标被验证了。PRL-3 的高表示在胃的癌症的淋巴节点转移被含有。在现在的学习,我们由 microRNA (miRNA ) 调查了 silencing PRL-3 表示的角色在胃的癌症生长的干扰。方法 RNA 干扰,由表示人工的 PRL-3 miRNA 的 recombinant lentivirus 调停了,在人的 SGC7901 胃的癌症房间被采用到击倒的 PRL-3 表示。MTT 试金和肿瘤培植实验被进行在 SGC7901 细胞和肿瘤生长的增长决定 PRL-3 的角色。显著地表示人工的 PRL-3 miRNA 的 recombinant lentivirus 的结果 Transfection 在 vitro 压制了 SGC7901 房间的增长。PRL-3 transfection 组的植入的肿瘤尺寸是(1.92 ?????????? 呈 ??  ??? 吗??CAI Shi-rong WANG Zhao CHEN Chuang-qi WU Wen-hui HE Yu-long ZHAN Wen-hua ZHANG Chang-hua CUI Ji WU Hui 2008Chinese Medical Journal2008,,24:12
13Fast track surgery accelerates the recovery of postoperative insulin sensitivity显示文摘YANG Dong-jie ZHANG Sheng HE Wei-ling CHEN Hua-yun CAI Shi-rong CHEN Chuang-qi SONG Xin-ming CUI Ji MAJin-pingI ZHANG Chang-hua HE Yu-long 2012Chinese Medical Journal2012,,18:12
14Prevalence of cardiovascular disease in subjects hospitalized due to chronic obstructive pulmonary disease in Beijing from 2000 to 2010显示文摘ObjectivesTo 在为长期的妨碍的肺的疾病( COPD )就医的题目调查心血管的疾病( CVD )的全面流行,并且在10年的 period.MethodsMedical 上与 COPD 在病人探索主要 CVD 复杂并发症和趋势的流行在 PLA 医院将军,的记录北京联合医学院医院,并且到 2010/03/03 的从 2000/01/01 的北京医院回顾地被考察。有 COPD 的 4960 个病人的一个总数在学习被考察(3570 男性,意味着年龄, 72.2 ±10.5 年;1390 女性,意味着年龄, 72.0 ±10.4 年) 在 COPD 病人的 CVD 的 .ResultsThe 流行是 51.7% 。三很流行的 CVD 是 ischemic 心疾病(28.9%) ,心失败(19.6%) ,和心律不齐(12.6%) 。在 10 年的学习时期期间,在 COPD 病人的各种各样的 CVD 的流行与增加年龄显示出一个渐渐的增加趋势。由于 ischemic 心疾病有更高的病态(P <0.01 ) 在男 COPD 病人比在女对应物。然而,心失败(P <0.01 ) 并且高血压(P <0.01 ) 比在女 COPD 病人不太经常发生在男 COPD 病人。而且, ischemic 心疾病的流行逐年减少了。除了心失败,在 COPD 病人的 CVD 复杂并发症的各种各样的类型趋于发生在更年轻的题目。在女人的 CVD 的所有主要类型的流行趋于在就医的病人由 CVD 的 year.ConclusionsThe 流行增加年因为在北京的 COPD 高。年龄,性别和 CVD 趋势,以及生活方式变化,当预防和控制策略被提出时,应该被考虑。Hua Cui Dong-Mei Miao Zhi-Min Wei Jian-Fang Cai Yi Li Ai-Min Liu Fan Li 2012Journal of Geriatric Cardiology2012,9,1:11
15Bedaquiline-containing regimens in patients with pulmonary multidrug-resistant tuberculosis in China:focus on the safety显示文摘Background:World Health Organization recommends countries introducing new drug and short treatment regimen for drug resistant tuberculosis(DR-TB)should develop and implement a system for active pharmacovigilance that allows for detection,reporting and management of adverse events.The aim of the study is to evaluate the frequency and severity of adverse events(AEs)of bedaquiline-containing regimen in a cohort of Chinese patients with multidrug-resistant(MDR)/extensively drug-resistant(XDR)-TB based on active drug safety monitoring(aDSM)system of New Drug Introduction and Protection Program(NDIP).Jing-Tao Gao Juan Du Gui-Hui Wu Yi Pei Meng-Qiu Gao Leonardo Martinez Lin Fan Wei Chen Li Xie Yu Chen Hua Wang Long Jin Guo-Bao Li Pei-Lan Zong Yu Xiong Qian-Hong Wu Ming-Wu Li Xiao-Feng Yan Yan-Fang Miao Qing-Shan Cai Xin-Jie Li Da-Peng Bai Shu-Jun Geng Guo-Li Yang Pei-JunTang Yi Zeng Xiao-Hong Chen Tong-Xia Li Cui Cai Yun Zhou Ma Zhuo Jian-Yun Wang Wen-Long Guan Lin Xu Ji-Chan Shi Wei Shu Li-Li Cheng FeiTeng Yu-Jia Ning Shi-Heng Xie Yu-Xian Sun Li-Jie Zhang Yu-Hong Liu 2021Infectious Diseases of Poverty2021,10,2:11
16Effect of High Suspension and Low Incision Surgery Based on Traditional Ligation of Chinese Medicine in Treatment of Mixed Haemorrhoids:A Multi-centre,Randomized,Single-Blind,Non-inferiority Clinical Trial显示文摘Objective:To observe the clinical effect of high suspension and low incision(HSLI)surgery on mixed haemorrhoids,compared with Milligan-Morgan haemorrhoidectomy.Methods:A multi-centre,randomized,singleblind,non-inferiority clinical trial was performed.Participants with mixed haemorrhoids from Xiyuan Hospital of China Academy of Chinese Medical Sciences,Beijing Rectum Hospital,Air Force Medical Center of People's Liberation Army of China,and Puyang Hospital of Traditional Chinese Medicine were enrolled from September 2016 to March 2018.By using a blocked randomization scheme,participants were assigned to two groups.The experimental group was treated with HSLI,while the control group was treated with Milligan-Morgan haemorrhoidectomy.The primary outcome was the clinical effect evaluated at 12 weeks after operation.The secondary outcomes included the number of haemorrhoids treated during the operation,pain scores,use of analgesics,postoperative oedema,wound healing,incidence of anal stenosis,anorectal manometry after operation,as well as surgical duration,length of stay and total hospitalization expenses.A safety evaluation was also conducted.Results:In total,246 eligible participants were enrolled,with 123 cases in each group.There was no significant difference in the clinical effect between the two groups(100.00% vs.99.19%,P>0.05).Compared with the control group,the number of external haemorrhoids treated during the operation and the pain scores after operation were significantly reduced in the experimental group(P<0.05 or P<0.01);the patient number with wound healing at 2 weeks after operation and the functional length of anal canal at 12 weeks after operation were significantly increased in the experimental group(P<0.05).There was no significant difference in the incidence of anal stenosis,the numbers of patients using analgesics and patients with postoperative oedema between the two groups after operation(P>0.05).The surgical duration and length of stay in the experimental group were significantly longer than those in the control group,and the total hospitalization expense was significantly higher than that in the control group(all P<0.05).No adverse events were reported in either group during the whole trial or follow-up period.Conclusion:HSLI had the advantages of preserving the skin of anal canal completely,alleviating postsurgical pain and promoting rapid recovery after operation.(Registration No.Chi CTR1900022883).JIA Xiao-qiang CAO Wei-wei QUAN Long-fang ZHAO Wei-bing CHENG Fang JIA Shan FENG Liu-quan WEI Xu-feng XIE Zhen-nian WANG Dong XU Chun-yan CUI Chun-hui CAI Xing-juan HE Lan-ye WANG Zhan-jun TIAN Ying SHI Shu-min SUN Si-miao SU Liang ZHAI Meng-fan 2021Chinese Journal of Integrative Medicine2021,27,9:11
17Comparative proteogenomic analysis of the Leptospira interrogans virulence-attenuated strain IPAV against the pathogenic strain 56601显示文摘稀释毒力的螺旋体 interrogans serovar Lai 紧张 IPAV 被延长实验室经过从在中国孤立的高度剧毒的祖先的紧张导出。我们学习了 IPAV 的基因变化对病原的 L 经由比较分析使它变为无毒害。interrogans serovar Lai 紧张 56601。IPAV 紧张的完全的染色体顺序决心、使用与作比较,然后修正并且重新注解紧张 56601 的染色体顺序。除了他们的高度类似的 genomic,结构和基因顺序, 33 插入的一个总数, 53 删除和 301 个单个核苷酸的变化(SNV ) 在整个直接影响 101 基因的 IPAV 的染色体被检测,在他们的 5 ′ 的任何一个;在上游的区域或在他们的编码区域以内。在他们之中, 44 功能的基因的多数涉及信号 transduction,压力反应, transmembrane 运输和氮新陈代谢。基于量的液体,层析(LC )-MS/MS 数据揭示了的比较 proteomic 分析在 orthologs 的 1 627 选择的对之中,在 IPAV 的 174 基因拉紧,这是 upregulated,与主要在精力的班上的丰富生产和类脂化合物新陈代谢。相反,在紧张 56601 的 228 基因是 upregulated,与在蛋白质翻译和 DNA 复制 / 修理的范畴充实的多数。 genomic 和 proteomic 途径的联合在批评基因说明了那改变的表情或变化,例如编码 Ser/Thr kinase ,碳饥饿蛋白质 CstA ,夫酸安合成酶,GTP有约束力的蛋白质 BipA , ribonucleotide-diphosphate reductase 和磷酸盐 transporter 的那些,并且在脂蛋白或外部膜蛋白质的翻译侧面的改变是可能的在紧张 IPAV 说明毒力变细。Yi Zhong Xiao Chang Xing-Jun Cao Yan Zhang Huajun Zheng Yongzhang Zhu Chengsong Cai Zelin Cui Yunyi Zhang Yuan-Yuan Li Xiu-Gao Jiang Guo-Ping Zhao Shengyue Wang Yixue Li Rong Zeng Xuan Li Xiao-Kui Guo 2011Cell Research2011,21,8:10
18Preoperative albumin levels predict prolonged postoperative ileus in gastrointestinal surgery显示文摘BACKGROUND Prolonged postoperative ileus(PPOI) is a prolonged state of 'pathological'gastrointestinal(GI) tract dysmotility. There are relatively few studies examining the influence of preoperative nutritional status on the development of PPOI in patients who underwent GI surgery. The association between preoperative albumin and PPOI has not been fully studied. We hypothesized that preoperative albumin may be an independent indicator of PPOI.AIM To analyze the role of preoperative albumin in predicting PPOI and to establish a nomogram for clinical risk evaluation.METHODS Patients were drawn from a prospective hospital registry database of GI surgery.A total of 311 patients diagnosed with gastric or colorectal cancer between June 2016 and March 2017 were included. Potential predictors of PPOI were analyzed by univariate and multivariable logistic regression analyses, and a nomogram for quantifying the presence of PPOI was developed and internally validated.RESULTS The overall PPOI rate was 21.54%. Advanced tumor stage and postoperative opioid analgesic administration were associated with PPOI. Preoperative albumin was an independent predictor of PPOI, and an optimal cutoff value of 39.15 was statistically calculated. After adjusting multiple variables, per unit or per SD increase in albumin resulted in a significant decrease in the incidence of PPOI of 8%(OR = 0.92, 95%CI: 0.85-1.00, P = 0.046) or 27%(OR = 0.73, 95%CI:0.54-0.99, P = 0.046), respectively. Patients with a high level of preoperative albumin(≥ 39.15) tended to experience PPOI compared to those with low levels(< 39.15)(OR = 0.43, 95%CI: 0.24-0.78, P = 0.006). A nomogram for predicting PPOI was developed [area under the curve(AUC) = 0.741] and internally validated by bootstrap resampling(AUC = 0.725, 95%CI: 0.663-0.799).CONCLUSION Preoperative albumin is an independent predictive factor of PPOI in patients who underwent GI surgery. The nomogram provided a model to screen for early indications in the clinical setting.Wen-Quan Liang Ke-Cheng Zhang Hua Li Jian-Xin Cui Hong-Qing Xi Ji-Yang Li Ai-Zhen Cai Yu-Hua Liu Wang Zhang Lan Zhang Bo Wei Lin Chen 2020World Journal of Gastroenterology2020,26,11:10
19The family Amanitaceae: molecular phylogeny, higher-rank taxonomy and the species in China显示文摘Mushrooms in the basidiomycete family Amanitaceae are very important both economically and ecologically.However,the delimitation of the family is still controversial,in part due to limited taxon sampling and in part because of insufficient gene fragment employed for molecular phylogenetic analyses.Furthermore,species diversity in the family is likely to have been largely underestimated,due to morphological similarity between taxa and phenotypic plasticity.In this study,we examined 1190 collections,including 1008 Chinese and 182 external ones,and performed the first comprehensive phylogenetic analyses of Amanitaceae using multi-locus sequence data.To test the monophyly of the Amanitaceae,a concatenated(nrLSU,rpb1,and rpb2)dataset of 200 taxa of the order Agaricales was analyzed.To infer the phylogeny of Amanitaceae,a concatenated nrLSU,tef1-a,rpb2 and b-tubulin dataset(3010 sequences from ca.890 samples with 2309 newly generated sequences)was used.In this dataset,252 sequences from the types of 77 species were provided.Our results indicate that Amanitaceae is a monophyletic group,and consists of five genera,namely Amanita,Catatrama,Limacella,Limacellopsis and Myxoderma.It is clear that Catatrama is closely related to Limacella,however,the phylogenetic relationships among these genera remain largely unresolved.Amanita contains 95%of the species in the family,and is here divided into three subgenera and eleven sections(subgen.Amanita,containing:sect.Amanita,sect.Amarrendiae,sect.Caesareae and sect.Vaginatae;subgen.Amanitina,containing:sect.Amidella,sect.Arenariae,sect.Phalloideae,sect.Roanokenses,sect.Strobiliformes and sect.Validae;and subgen.Lepidella,containing sect.Lepidella).Subgen.Lepidella occupies the basal position in the genus.One-hundred and sixty-two species of Amanitaceae known from China are treated in this study,including 50 novel species and 112 known taxa.Amanita gleocystidiosa,A.pyriformis,A.atrofusca,A.subjunquillea var.alba and A.areolata are treated as synonyms of A.sychnopyramis f.subannulata,A.orientigemmata,A.umbrinolutea,A.subjunquillea and A.zangii,respectively.26 extralimital taxa including a novel species,namelyCatatrama indica,were included in our study to allow us to make comparisons between these and the Chinese taxa.DNA sequence data for all the species of Amanitaceae in China and keys for identification of the species are provided.Yang-Yang Cui Qing Cai Li-Ping Tang Jian-Wei Liu Zhu L.Yang 2018Fungal Diversity2018,,4:10
20Development of the personalized criteria for microscopic review following four different series of hematology analyzer in a Chinese large scale hospital显示文摘CUI Wei WU Wei WANG Xin WANG Geng HAO Ying-ying CHEN Yu LUO Dan SHOU Wei-ling ZHANG Shuo XIANG Xue-fang SI Yong-zhen CHEN Qian CAI Hao LI Tan SHEN Han SHANG Kun ZHANG Yong-qiang 2010Chinese Medical Journal2010,,22:10
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