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| 1 | Hardy spaces H^p over non-homogeneous metric measure spaces and their applications显示文摘Let(X,d,)be a metric measure space satisfying both the geometrically doubling and the upper doubling conditions.Let ρ∈(1,∞),0 | FU Xing LIN Hai Bo YANG Da Chun YANG Dong Yong | 2015 | Science China Mathematics2015,58,2: | 32 |
| 2 | Hypoxic preconditioning attenuates hypoxia/reoxygenation-induced apoptosis in mesenchymal stem cells显示文摘目的: 间充质的干细胞(MSC ) 是心脏的代替治疗的一个有希望的候选人。然而,因为差的血供给, ischemia-reperfusion,和煽动性的因素,移植 MSC 的多数乐意地在移植以后被失去。我们试图在 MSC.Methods 的 hypoxia/reoxygenation-induced apoptosis 上学习组织缺氧 preconditioning ( HPC )的效果: MSC 的三代被划分成 6 个组包括正常的组, hypoxia-reoxygenation ( H/R )组, cyclosporine A ( CsA ),和 HPC 10 min , 20 min ,并且 30 min 组织。 apoptotic 索引,房间生存能力, mitochondrial 膜电位, Bcl-2 和 bax 的易位,细胞外的调整激酶(英皇家空军之阶级最低之兵), Akt ,组织缺氧可诱导的因素 1-alpha ,并且脉管的内皮生长因素( VEGF )在 H/R treatment.Results 以后被测试: HPC 减少了 apoptotic 索引并且增加了 H/R.Moreover 导致的生存能力, HPC 显著地稳定了 mitochondrial 膜电位在调整 Bcl-2 和 VEGF 表达式上面,并且增加了英皇家空军之阶级最低之兵和 Akt.As 的磷酸化积极控制, CsA 有象 HPC 的一样的函数,除了支持英皇家空军之阶级最低之兵和 Akt 磷酸化并且在调整 VEGF.Conclusion 上面: HPC 对 H/R 经由稳定 mitochondrial 膜电位导致的 MSC apoptosis 有保护的效果在调整 Bcl-2 和 VEGF 上面,并且支持英皇家空军之阶级最低之兵和 Akt phosphorylation.HPC 为新奇干细胞protective 策略的开发有含意。 | Jian-an WANG Tie-long CHEN Jun JIANG Heng SHI Chun GUI Rong-hua LUO Xiao-jie XIE Mei-xiang XIANG Xing ZHANG | 2008 | Acta Pharmacologica Sinica2008,29,1: | 25 |
| 3 | A Chromosome-Level Genome Assembly of Garlic (Allium sativum) Provides Insights into Genome Evolution and Allicin Biosynthesis显示文摘Garlic,an economically important vegetable,spice,and medicinal crop,produces highly enlarged bulbs and unique organosulfur compounds.Here,we report a chromosome-level genome assembly for garlic,with a total size of approximately 16.24 Gb,as well as the annotation of 57561 predicted protein-coding genes,making garlic the first Allium species with a sequenced genome.Analysis of this garlic genome assembly reveals a recent burst of transposable elements,explaining the substantial expansion of the garlic genome.We examined the evolution of certain genes associated with the biosynthesis of allicin and inulin neoseries-type fructans,and provided new insights into the biosynthesis of these two compounds.Furthermore,a large-scale transcriptome was produced to characterize the expression patterns of garlic genes in different tissues and at various growth stages of enlarged bulbs.The reference genome and large-scale transcriptome data generated in this study provide valuable new resources for research on garlic biology and breeding. | Xiudong Sun Siyuan Zhu Ningyang Li Yi Cheng Jing Zhao Xuguang Qiao Li Lu Shiqi Liu Yanzhou Wang Chan Liu Benping Li Wu Guo Shuang Gao Zemao Yang Fu Li Zheng Zeng Qing Tang Yupeng Pan Mengjiao Guan Jian Zhao Xiaomi ng Lu Huanwe n Meng Zhenlin Han Chun she ng Gao Wenkai Jiang Xing Zhao Shilin Tian Jianguang Su Zhihui Cheng Touming Liu | 2020 | Molecular Plant2020,13,9: | 14 |
| 4 | LEAFY HEAD2,which encodes a putative RNA-binding protein,regulates shoot development of rice显示文摘在植物的开发期间,更高的植物连续地在常规空间、时间的模式形成新叶子。有反常的叶的异种发展模式不仅提供大卓见进理解植物建筑学的规章的机制,而且充实方法到它庄稼产量能被改进的修正。这里,我们报导了米饭 leafy-head2 (lhd2 ) 的描述展览弄短的异种阶段的 plastochron,侏儒症,减少的 tiller 数字,和失败转移从对繁殖生长植物。而减少的 tiller 数字是 tiller 芽长出的抑制的后果,解剖、组织学的学习表明在 lhd2 的叶子的快速的出现从叶 primordia 的快速的开始被结果。分子、基因的分析证明 LHD2 与 67% 类似编码通常认为的 RNA 有约束力的蛋白质到玉米 TE1。染色体规模表示侧面在之间的比较野类型并且 lhd2 植物建议 LHD2 可以通过 KNOX 和荷尔蒙相关的基因调整米饭射击开发。LHD2 变化和 LHD2 的保存表示模式引起的类似的显型在在草控制时间的叶开始显示了保存机制。 | Guo Sheng Xiong Xing Ming Hu Yong Qing Jiao Yan Chun Yu Cheng Cai Chu Jia Yang Li Qian Qian Yong Hong Wang | 2006 | Cell Research2006,16,3: | 11 |
| 5 | A 12-year cohort study on the efficacy of plasmaderived hepatitis B vaccine in rural newborns显示文摘AIM To understand the anti-HBs persistenceand the long-term preventive efficacy in ruralnewborns after vaccination with plasma-derivedhepatitis B vaccine.METHODS In the time of expanded program onimmunization(EPI),the newborns werevaccinated with 10μg×3 doses of hepatitis Bvaccine and 762 newborns who were HBsAgnegative after primary immunization wereselected for cohort observation from 1986 to1998.Their serum samples were detectedqualitatively and quantitatively for hepatitis Binfecting markers,including HBsAg,anti-HBsand anti-HBc by SPRIA Kits.The annual HBsAgpositive conversion rate was counted by life-table method.RESULTS①The anti-HBs positive rate was94.44% for the babies born to HBsAg negativemothers and 84.21% for those born to HBsAgpositive mothers in the 1st year afterimmunization,and dropped to 51.31% and52.50% in the 12th year respectively.GMT valuewas dropped from 31.62 to 3.13 and 23.99 to 3.65in the 2nd to the 12th year respectively.Therewas a marked drop in GMT at the 3rd to the 5thyear,and in anti-HBs positive rate at the 9th tothe 10th year.②In the period of 12 yearsobservation,the person-year HBsAg positive conversion rates were 0.12%(5/4150.0)innewborns born to HBsAg negative mothers and0.20%(1/508.0)in those born to HBsAgpositive mothers,and none of the HBsAgpositive converted children became HBsAgchronic carriers.Compared with the baselinebefore immunization,the protective rates were97.19% and 95.32% respectively.CONCLUSION The protective efficacy ofplasma-derived hepatitis B vaccine persisted atleast 12 years,and a booster dose seems notnecessary within at least 12 years after theprimary three-doses immunization to newbornsborn to HBsAg negative mothers. | Hong Bin Liu Zong Da Meng Jing Chen Ma Chang Quan Han Ying Lin Zhang Zhan Chun Xing Yu Wei Zhang Yu Zhong Liu Hui Lin Cao | 2000 | World Journal of Gastroenterology2000,6,3: | 11 |
| 6 | Effects of O3/Cl2 disinfection on corrosion and opportunistic pathogens growth in drinking water distribution systems显示文摘The effects of O_3/Cl_2 disinfection on corrosion and the growth of opportunistic pathogens in drinking water distribution systems were studied using annular reactors(ARs).The corrosion process and most probable number(MPN) analysis indicated that the higher content of iron-oxidizing bacteria and iron-reducing bacteria in biofilms of the AR treated with O_3/Cl_2 induced higher Fe_3O_4 formation in corrosion scales.These corrosion scales became more stable than the ones that formed in the AR treated with Cl_2 alone.O_3/Cl_2 disinfection inhibited corrosion and iron release efficiently by changing the content of corrosion-related bacteria.Moreover,ozone disinfection inactivated or damaged the opportunistic pathogens due to its strong oxidizing properties.The damaged bacteria resulting from initial ozone treatment were inactivated by the subsequent chlorine disinfection.Compared with the AR treated with Cl_2 alone,the opportunistic pathogens M.avium and L.pneumophila were not detectable in effluents of the AR treated with O_3/Cl_2,and decreased to(4.60 ± 0.14) and(3.09 ± 0.12) log10(gene copies/g corrosion scales) in biofilms,respectively.The amoeba counts were also lower in the AR treated with O_3/Cl_2.Therefore,O_3/C_l2 disinfection can effectively control opportunistic pathogens in effluents and biofilms of an AR used as a model for a drinking water distribution system. | Haibo Wang Chun Hu Suona Zhang Lizhong Liu Xueci Xing | 2018 | Journal of Environmental Sciences2018,30,11: | 11 |
| 7 | Detrimental Effect of Electromagnetic Pulse Exposure on Permeability of In Vitro Blood-brain-barrier Model显示文摘Objective To study the effect of electromagnetic pulse (EMP) exposure on permeability of in vitro blood-brain-barrier (BBB) model. Methods An in vitro BBB model, established by co-culturing brain microvascular endothelial cells (BMVEC) and astroglial cells (AC) isolated from rat brain, was exposed to EMP at 100 kV/m and 400 kV/m, respectively. Permeability of the model was assayed by measuring the transendothelial electrical resistance (TEER) and the horseradish peroxidase (HRP) transmission at different time points. Levels of BBB tight junction-related proteins were measured at 0, 1, 2, 4, 8, 12, 16, 20, 24 h after EMP exposure by Western blotting. Results The TEER level was lower in BBB model group than in control group at 12 h after EMP, exposure which returned to its normal level at 24 h. The 24 h recovery process was triphasic and biphasic respectively after EMP exposure at 100 kV/m and 400 kV/m. Following exposure to 400 kV/m EMP, the HRP permeability increased at 1-12 h and returned to its normal level at 24 h. Western blotting showed that the claudin-5 and ZO-1 protein levels were changed after EMP exposure. Conclusion EMP exposure at 100 kV/m and 400 kV/m can increase the permeability of in vitro BBB model and BBB tight junction-related proteins such as ZO-1 and claudin-5 may change EMP-induced BBB permeability. | ZHOU Jia Xing DING Gui Rong ZHANG Jie ZHOU Yong Chun ZHANG Yan Jun GUO Guo Zhen | 2013 | Biomedical and Environmental Sciences2013,26,2: | 10 |
| 8 | An Improved Virtual Inertia Algorithm of Virtual Synchronous Generator显示文摘Virtual synchronous generator(VSG)simulates the first-order motion equation of a synchronous generator(SG)with the algorithm.VSG can improve the system voltage and frequency support capabilities of a microgrid or a weak grid.It is now widely applied at a high penetration level of distributed generation(DG)systems.However,because there is a contradiction between active power steady-state deviation of VSG and dynamic impact regulation,the VSG running in grid-connected mode with existing strategies cannot meet the steady and dynamic control requirements.Thus,an improved virtual inertial control strategy of VSG is proposed in this paper.The active power impact is reduced effectively under the circumstance of damping coefficient Dωequal to 0 and a large inertia,thus the dynamic characteristic of active power is improved and its steady-state characteristic is maintained.Firstly,based on the analysis of the damping coefficient effect on the system dynamic process,two forms of improved virtual inertia algorithms are put forward by cascading a differential link into different positions of the first-order virtual inertia forward channel.Then,by comparing the characteristics of the system with the two improved algorithms,the improved virtual inertial strategy based on differential compensation is proven to be better,and the design of its parameters is analyzed.Finally,simulation and experimental results verify the effectiveness of the proposed algorithm. | Haizhen Xu Changzhou Yu Chun Liu Qinglong Wang Xing Zhang | 2020 | Journal of Modern Power Systems and Clean Energy2020,8,2: | 10 |
| 9 | CP-25 reverses prostaglandin E4 receptor desensitization-induced fibroblast-like synoviocyte dysfunction via the G protein-coupled receptor kinase 2 in autoimmune arthritis显示文摘Paeoniflorin-6’-O-benzene sulfonate (CP-25) is a novel compound derived from paeoniflorin that has been demonstrated to have therapeutic effects in a rat model of rheumatoid arthritis (RA). However, the underlying mechanism has not been elucidated to date. We explored this mechanism in the present study by treating rats with adjuvant arthritis (AA) with CP-25. We found that the membrane EP4 protein level was downregulated;whereas, GRK2 was upregulated, inflbroblast-like synoviocyte (FLS)s of AA rats. Prostaglandin (PGE)2 stimulated FLS proliferation and enhanced the membrane EP4 receptor protein level;the latter was reversed by the administration of an EP4 receptor agonist, whereas the membrane GRK2 protein level gradually increased. The changes in the EP4 receptor and GRK2 expression were enhanced by TNF-α, and the former was accompanied by an alteration in the cyclic (c) AMP level. The EP4 receptor agonist stimulation increased the association between GRK2 and the EP4 receptor. GRK2 knockdown abrogated the abnormalities in FLS proliferation. The CP-25 treatment (100 mg/kg) suppressed joint infiammation with an efficacy that was similar to that of methotrexate. This finding was associated with EP4 upregulation and GRK2 downregulation in FLSs. Thus, GRK2 plays an important role in the abnormal FLS proliferation observed in AA possibly by promoting EP4 receptor desensitization and decreasing the cAMP level. Our results demonstrate that CP-25 has therapeutic potential for the treatment of human RA via GRK2 regulation. | Xiao-yi Jia Yan Chang Fang Wei Xing Dai Yu-jing Wu Xiao-jing Sun Shu Xu Hua-xun Wu Chun Wang Xue-zhi Yang Wei Wei | 2019 | Acta Pharmacologica Sinica2019,40,8: | 10 |
| 10 | One-year survey of opportunistic premise plumbing pathogens and free-living amoebae in the tap-water of one northern city of China显示文摘In this study, qPCR was used to quantify opportunistic premise plumbing pathogens(OPPPs) and free-living amoebae in 11 tap water samples collected over four seasons from a city in northern China. Results demonstrated that the average numbers of gene copies of Legionella spp. and Mycobacterium spp. were significantly higher than those of Aeromonas spp.(p < 0.05). Legionella spp. and Mycobacterium spp. were 100%(44/44) positively detected while P. aeruginosa and Aeromonas spp. were 79.54%(35/44) and 77.27%(34/44) positively detected. Legionella pneumophila was only detected in 4 samples(4/44), demonstrating its occasional occurrence. No Mycobacterium avium or Naegleria fowleri was detected in any of the samples. The average gene copy numbers of target OPPPs were the highest in summer,suggesting seasonal prevalence of OPPPs. Average gene copy numbers of OPPPs in the taps of low-use-frequency were higher than in taps of high-use-frequency, but the difference was not significant for some OPPPs(p > 0.05). Moderate negative correlations between the chlorine concentration and the gene copy numbers of OPPPs were observed by Spearman analysis(rsranged from -0.311 to -0.710, p < 0.05). However, no significant correlations existed between OPPPs and AOC, BDOC, or turbidity. Moderate positive correlations were observed between the target microorganisms, especially for Acanthamoeba spp., through Spearman analysis(p < 0.05). Based on our studies, it is proposed that disinfectant concentration, season, taps with different-use frequency, OPPP species, and potential microbial correlations should be considered for control of OPPPs in tap water. | Lizhong Liu Xueci Xing Chun Hu Haibo Wang | 2019 | Journal of Environmental Sciences2019,31,3: | 9 |
| 11 | Angiomotin binding-induced activation of Merlin/NF2 in the Hippo pathway显示文摘 | Youjun Li Hao Zhou Fengzhi Li Siew Wee Chan Zhijie Lin Zhiyi Wei Zhou Yang Fusheng Guo Chun Jye Lim Wancai Xing Yuequan Shen Wanjin Hong Jiafu Long Mingjie Zhang | 2015 | Cell Research2015,25,7: | 9 |
| 12 | Two new lignans from Dipteronia dyeriana显示文摘新 sesquilignan, 7 鈥 ? 8 鈥 ? didehydroherpetotriol (1 ) ,和新 lignan glycoside,(+)-isolariciresinol-9 鈥 ?O- 伪 -l-rhamnopyranosyl-(1 鈫 ? 6 )- 尾 -d-glucopyranoside (2 ) ,从 Dipteronia dyeriana 的分支被孤立。他们的结构被分光镜的方法和化学证据阐明。与 39 渭 m ol/L 的 IC50 价值对人的白血球过多症 K562 房间加重 1 项拥有的禁止的活动。 | Rong Guo Min Luo Chun Lin Long Ma Lin Li Zhi Qin Ouyang Yi Ping Zhou Yue Hu Wang Xing Yu Li Ya Na Shi | 2008 | Chinese Chemical Letters2008,19,10: | 7 |
| 13 | The Changing Trends of HIV/AIDS in An Ethnic Minority Region of China: Modeling the Epidemic in Liangshan Prefecture, Sichuan Province显示文摘Objective This study was to investigate the HIV current situation in Liangshan prefecture, in order to predict prevalence and transmission trends. Methods Region-specific population, behavior, serosurveillence, and policy/program data (from 1995 to 2010) were gathered from various local and national organizations and applied to the Asian Epidemic Model (AEM) and used to derive estimates of future HIV prevalence, epidemic trends, and outcomes of intervention strategies. Results The AEM projections for 2020 included increased number of people living with HIV (PLHIV; to 136 617), increased HIV prevalence (2.51%), and 8037 deaths from acquired immunodeficiency syndrome (AIDS) in this region. However, the overall HIV incidence rate (per 10 000) was projected to decline from 27 in 2015 to 22 in 2020, largely due to a predicted decrease in HIV infection rate (per 10 000) from 658 in 2013 to 621 in 2020 among intravenous drug users. In contrast, the cases of HIV infection per 10 000 was projected to increase from 420 in 2010 to 503 in 2020 among men who have sex with men, and from 8 in 2010 to 15 in 2020 among the general population. The predominant risk factor for HIV transmission over the next decade in Liangshan was casual sex. Community-based outreach strategies to reduce injected drug use and casual sex, and to promote condom use, were predicted as effective interventions to decrease HIV transmission. Conclusion Implementation of a comprehensive public health program, with targeting to the region-specific at-risk populations, will help tomitigate HIV/AIDS spread in Liangshan. | LIU Shou WANG Qi Xing NAN Lei WU Chun Lin WANG Zhao Fen BAI Zhen Zhong LIU Li CAI Peng QIN Si LUAN Rong Sheng | 2013 | Biomedical and Environmental Sciences2013,26,7: | 5 |
| 14 | Characterization of bacterial community and iron corrosion in drinking water distribution systems with O3-biological activated carbon treatment显示文摘Bacterial community structure and iron corrosion were investigated for simulated drinking water distribution systems(DWDSs) composed of annular reactors incorporating three different treatments: ozone, biologically activated carbon and chlorination(O_3-BAC-Cl_2);ozone and chlorination(O3-Cl_2); or chlorination alone(Cl_2). The lowest corrosion rate and iron release, along with more Fe_3O_4 formation, occurred in DWDSs with O_3-BAC-Cl_2 compared to those without a BAC filter. It was verified that O_3-BAC influenced the bacterial community greatly to promote the relative advantage of nitrate-reducing bacteria(NRB)in DWDSs. Moreover, the advantaged NRB induced active Fe(III) reduction coupled to Fe(II) oxidation, enhancing Fe_3O_4 formation and inhibiting corrosion. In addition, O_3-BAC pretreatment could reduce high-molecular-weight fractions of dissolved organic carbon effectively to promote iron particle aggregation and inhibit further iron release. Our findings indicated that the O_3-BAC treatment, besides removing organic pollutants in water, was also a good approach for controlling cast iron corrosion and iron release in DWDSs. | Xueci Xing Haibo Wang Chun Hu Lizhong Liu | 2018 | Journal of Environmental Sciences2018,30,7: | 4 |
| 15 | Adsorptive removal of hydrophobic organic compounds by carbonaceous adsorbents:A comparative study of waste-polymer-based,coal-based activated carbon,and carbon nanotubes显示文摘Adsorption of the hydrophobic organic compounds(HOCs) trichloroethylene(TCE),1,3-dichlorobenzene(DCB),1,3-dinitrobenzene(DNB) and γ-hexachlorocyclohexane(HCH) on five different carbonaceous materials was compared.The adsorbents included three polymer-based activated carbons,one coal-based activated carbon(F400) and multiwalled carbon nanotubes(MWNT).The polymerbased activated carbons were prepared using KOH activation from waste polymers:polyvinyl chloride(PVC),polyethyleneterephthalate(PET) and tire rubber(TR).Compared with F400 and MWNT,activated carbons derived from PVC and PET exhibited fast adsorption kinetics and high adsorption capacity toward the HOCs,attributed to their extremely large hydrophobic surface area(2700 m 2 /g) and highly mesoporous structures.Adsorption of small-sized TCE was stronger on the tire-rubber-based carbon and F400 resulting from the pore-filling effect.In contrast,due to the molecular sieving effect,their adsorption on HCH was lower.MWNT exhibited the lowest adsorption capacity toward HOCs because of its low surface area and characteristic of aggregating in aqueous solution. | Fei Lian Chun Chang Yang Du Lingyan Zhu Baoshan Xing Chang Liu | 2012 | Journal of Environmental Sciences2012,24,9: | 4 |
| 16 | A novel approach for synthesis of 3-amino-5-aryl-2,5-dihydropyridazines using onium salt as soluble support显示文摘在这个工作,它被介绍任务的应用象对 3-amino-5-aryl-2,5-dihydropyridazines 的合成的可溶的支持咸的特定的 onium。这可溶的支持具有宽适用性并且没有它的限制,溶液阶段化学把稳固的阶段合成的优点与那些相结合。在一个简单的洗步骤以后,产品从支持被劈开并且在好收益获得了。 | Meng Gao Cui Fen Lu Gui Chun Yang Zu Xing Chen | 2011 | Chinese Chemical Letters2011,22,7: | 4 |
| 17 | Characterization of Avian Influenza A(H7N9) Virus Prevalence in Humans and Poultry in Huai′an,China:Molecular Epidemiology,Phylogenetic,and Dynamics Analyses显示文摘Objective To trace the source of human H7N9 cases in Huai'an and elucidate the genetic characterization of Huai'an strains associated with both humans and birds in live poultry market.Methods An enhanced surveillance was implemented when the first human H7N9 case was confirmed in Huai'an.Clinical specimens,cloacal swabs,and fecal samples were collected and screened by real-time reverse transcription-polymerase chain reaction(RT-PCR) for H7N9 virus.The positive samples were subjected to further RT-PCR and genome sequencing.The phylodynamic patterns of H7N9 virus within and separated from Huai'an and evolutionary dynamics of the virus were analyzed.Results Six patients with H7N9 infection were previously exposed to live poultry market and presented symptoms such as fever(>38.0 °C) and headaches.Results of this study support the hypothesis that live poultry markets were the source of human H7N9 exposure.Phylogenetic analysis revealed that all novel H7N9 viruses,including Huai'an strains,could be classified into two distinct clades,A and B.Additionally,the diversified H7N9 virus circulated in live poultry markets in Huai'an.Interestingly,the common ancestors of the Huai'an H7N9 virus existed in January 2012.The mean nucleotide substitution rates for each gene segment of the H7N9 virus were(3.09-7.26)×10-3 substitutions/site per year(95% HPD:1.72×10-3 to 1.16×10-2).Conclusion Overall,the source of exposure of human H7N9 cases in Huai'an was live poultry market,and our study highlights the presence of divergent genetic lineage of H7N9 virus in both humans and poultry specimens in Huai'an. | YANG Peng Fei YAN Qing Li LIU Chun Cheng XING Ya Dong ZHANG Min Hui GAO Qiang YU Hao YAO Hai Bo HE Nan Jiang | 2016 | Biomedical and Environmental Sciences2016,29,10: | 3 |
| 18 | Total Synthesis of (±)-Calanolide A and Its Anti-HIV Activity显示文摘Anti-HIV agent (±)-calanolide A has been synthesized by a four-step approach startingfrom phloroglucinol, including the Pechmann reaction, Friedel-Crafts acylation, cyclization,chromenylation and Luche reduction. | Chun Mei ZHOU Lin WANG Ming Long ZHANG Zhi Zhong ZHAO (Institute of Materia Medica, Peking Union Medical College &Chinese Academy of Medical Sciences, Beijing 100050)Xing Quan ZHANG Xiang Hong CHEN Hong Shan CHEN (Institute of Medicinal Biotechno | 1998 | Chinese Chemical Letters1998,9,5: | 3 |
| 19 | Study on Effect of Gd (III) Speciation on Ca (II) Speciationin Human Blood Plasma by Computer Simulation显示文摘Ca (II) speciation and effect of Gd (III) speciation on Ca (II) speciation in human blood plasma were studied by computer simulation. [CaHCO3]+ is a predominant compound species of Ca (II). Gd (III) can compete with Ca (II) for biological molecules. The presence of Gd (III) results in a increase of concentration of free Ca (II) and a decrease of concentration of Ca (II) compounds. | Yue WANG, Xing LU, Shu Yun WANG, Jing Fen HAN, Kui Yue YANG, Chun Ji NIU*, Jia Zuan NI Key Laboratory of Rare Earth Chemistry and Physics, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022 | 2001 | Chinese Chemical Letters2001,12,2: | 2 |
| 20 | Baker's yeast mediated reduction of substituted acenaphthenequinones: Regio-and enantioselective preparation of mono-hydroxyacenaphthenones显示文摘Baker’s yeast mediated reduction of acenaphthenequinone within 4-10 h afforded mono-hydroxyacenaphthenone mainly with low enantioselectivity, the substrate and mono-hydroxyacenaphthenone product almost converted to dihydroxyacenaphthene after 48 h. By control of the reaction time and in the presence of DMF as co-solvent, the reduction of 6-substituted acenaphthenequinones under vigorous agitation afforded the corresponding 2-hydroxyacenaphthenones in 24-84% yields with 10-93% ee. | Xing Yong Wang, Jing Nan Cui, Wei Min Ren, Feng Li, Chun Liang Lu, Xu Hong Qian State Key Laboratory of Fine Chemicals, Dalian University of Technology, Dalian 116012, China School of Chemical Engineering and Technology, China University of Mining & Technology, Xuzhou 221008, China Shanghai Key Laboratory of Chemical Biology, East China University of Science and Technology, Shanghai 200237, China | 2007 | Chinese Chemical Letters2007,18,6: | 2 |