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1The Association of Maternal Body Composition and Dietary Intake with the Risk of Gestational Diabetes Mellitus during the Second Trimester in a Cohort of Chinese Pregnant Women显示文摘Objective To investigate the association of maternal body composition and dietary intake with the risk of gestational diabetes mellitus(GDM). Methods A total 154 GDM subjects and 981 controls were enrolled in a prospective cohort study in 11 hospitals from May 20, 2012 to December 31, 2013. Bioelectrical impedance analysis and dietary surveys were used to determine body composition and to evaluate the intake of nutrients in subjects at 21-24 weeks' gestation(WG). Logistic regression analysis was applied to explore the relationships of maternal body composition and dietary intake with the risk of GDM morbidity. Results Age, pre-pregnant body weight(BW), and body mass index(BMI) were associated with increased risk of GDM. Fat mass(FM), fat mass percentage(FMP), extracellular water(ECW), BMI, BW, energy, protein, fat, and carbohydrates at 21-24 WG were associated with an increased risk of GDM. In contrast, fat free mass(FFM), muscular mass(MM), and intracellular water(ICW) were associated with a decreased risk of GDM. Conclusion Maternal body composition and dietary intake during the second trimester of pregnancy were associated with the risk of GDM morbidity.Xu Qing Gao Zhi Ying Li Li Ming Wang Lu Zhang Qian Teng Yue Zhao Xia Ge Sheng Jing Hong Jiang Yang Yong Tao Liu Xiao Jun Lyu Chun Jian Mao Lun Yu Xiao Ming Liu Ying Hua Kong Ai Jing Yang Xue Yan Liu Zhao Zhang Yong Wang Jin Zhang Xin Sheng Xue Chang Yong Lu Yan Ping 2016Biomedical and Environmental Sciences2016,29,1:29
2Tolerance of Grasses to Heavy Metals and Microbial Functional Diversity in Soils Contaminated with Copper Mine Tailings显示文摘Copper(Cu) mine tailings,because of their high content of heavy metals,are usually hostile to plant colonization.A pot experiment was conducted to determine the tolerance of four forage grasses to heavy metals in Cu mine tailings and to examine the variation in the microbial functional diversity of soils from the tailing sites in southern China.All the four grass species survived on Cu mine tailings and Cu mine tailing-soil mixture.However,on pure mine tailings,the growth was minimal,whereas the growth was maximum for the control without mine tailings.The tolerance of grasses to heavy metals followed the sequence:Paspalum notatum > Festuca arundinacea > Lolium perenne > Cynodon dactylon.The planting of forage grasses enhanced the soil microbial biomass.The Biolog data indicated that the soil microbial metabolic profile values(average well color development,community richness,and Shannon index) of the four forage grasses also followed the sequence:P.notatum > F.arundinacea > L.perenne > C.dactylon.Thus,P.notatum,under the experimental conditions of this study,may be considered as the preferred plant species for revegetation of Cu mine tailing areas.TENG Ying LUO Yong-Ming HUANG Chang-Yong LONG Jian LI Zhen-Gao P. CHRISTIE 2008Pedosphere2008,18,3:19
3Isolation and Identification of a Di-(2-Ethylhexyl)Phthalate-Degrading Bacterium and Its Role in the Bioremediation of a Contaminated Soil显示文摘Di-(2-ethylhexyl) phthalate(DEHP) is a high-molecular-weight phthalate ester(PAE) that has been widely used in the manufacture of polyvinylchloride and contributes to environmental pollution.The objectives of the present study were to isolate a DEHP degrader that can utilize DEHP as a carbon source and to investigate its capacity to biodegrade DEHP in both liquid culture and soil.A bacterial strain WJ4 was isolated from an intensively managed vegetable soil,which was contaminated with PAEs.The strain WJ4 was affiliated to the genus Rhodococcus and was able to remove DEHP from soil effectively.A period of only 7 d was required to degrade about 96.4%of DEHP(200 mg L^(-1)) in the liquid culture,and more than 55%of DEHP(1.0 g kg^(-1)) in the artificially contaminated soil was removed within 21 d.Furthermore,Rhodococcus sp.strain WJ4 had a strong ability to degrade DEHP without additional nutrients in liquid minimal medium culture and DEHP-contaminated soil and to degrade the homologue of DEHP in both liquid culture and soil.Strain WJ4 represents a novel tool for removing PAEs from contaminated soils and it may have great potential for application in the remediation of environmental pollution by PAEs.WANG Jun ZHANG Man-Yun CHEN Ting ZHU Ye TENG Ying LUO Yong-Ming Peter CHRISTIE 2015Pedosphere2015,25,2:18
4WAVE-CURRENT INTERACTIONS WITH THREE-DIMENSIONAL FLOATING BODIES显示文摘A Time-domain Higher-Order Boundary Element Method(THOBEM) is developed for simulating wave-current interactions with 3-D floating bodies.Through a Taylor series expansion and a perturbation procedure,the model is formulated to the first-order in the wave steepness and in the current velocity,respectively.The boundary value problem is decomposed into a steady double-body flow problem and an unsteady wave problem.Higher-order boundary integral equation methods are then used to solve the proposed problems with a fourth-order Runge-Kutta method for the time marching.An artificial damping layer is adopted to dissipate the scattering waves.Different from the other time-domain numerical models,which are often focused on the wave-current interaction with restrained bodies,the present model deals with a floating hemisphere.The numerical results of wave forces,wave run-up and body response are all in a close agreement with those obtained by frequency-domain methods.The proposed numerical model is further applied to investigate wave-current interactions with a floating body of complicated geometry.In this work,the regular and focused wave combined with current interacting with a truss-spar platform is investigated.LIU Zhen TENG Bin NING De-zhi GOU Ying 2010Journal of Hydrodynamics2010,22,2:14
5Soil Microbiomes—a Promising Strategy for Contaminated Soil Remediation: A Review显示文摘Bioremediation is a process mediated by microorganisms and represents a sustainable and eco-friendly way to degrade and detoxify environmental contaminants. Soil microbiomes clearly become a key component of bioremediation as they are more stable and effcient than pure cultures, being recognized as one of the scientific frontiers of the soil environmental science and technology fields. Recently,many advancements have been made regarding the investigation of remediation mechanisms by soil microbiomes and the interactions inside them. This has greatly expanded our ability to characterize the remediating function of soil microbiomes and identify the factors that influence their effciency for remediation. Here, we suggest that soil microbiomes are a promising strategy for soil remediation.Research is now needed to identify how we can manipulate and manage soil microbiomes to improve remediation effciency and increase soil fertility at the same time. Therefore, this review aims to emphasize the importance of soil microbiomes in bioremediation and promote further development of this strategy into a widely accepted technique.TENG Ying CHEN Wei 2019Pedosphere2019,29,3:14
6Acupuncture through Baihui (DU20) to Qubin (GB7) mitigates neurological impairment after intracerebral hemorrhage显示文摘Inflammation plays an important role in nerve defects caused by intracerebral hemorrhage. Repairing brain damage by inhibiting the macrophage-inducible C-type lectin/spleen tyrosine kinase(Mincle/Syk) signaling pathway is a potential new target for treating cerebral hemorrhage. In this study, we aimed to determine whether acupuncture through Baihui(DU20) to Qubin(GB7) is an effective treatment for intracerebral hemorrhage through the Mincle/Syk signaling pathway. An intracerebral hemorrhage rat model was established by autologous blood infusion into the caudate nucleus. Acupuncture through Baihui to Qubin was performed for 30 minutes, once every 12 hours, for a total of three times. Piceatannol(34.62 mg/kg), a Syk inhibitor, was intraperitoneally injected as a control. Modified neurological severity score was used to assess neurological function. Brain water content was measured. Immunohistochemistry and western blot assay were used to detect immunoreactivity and protein expression levels of Mincle, Syk, and CARD9. Real-time polymerase chain reaction was used to determine interleukin-1β m RNA levels. Hematoxylin-eosin staining was performed to observe histopathological changes. Our results showed that acupuncture through Baihui to Qubin remarkably improved neurological function and brain water content, and inhibited immunoreactivity and expression of Mincle, Syk, CARD9, and interkeukin-1β. Moreover, this effect was similar to piceatannol. These findings suggest that acupuncture through Baihui to Qubin can improve neurological impairment after cerebral hemorrhage by inhibiting the Mincle/Syk signaling pathway.Xiao-Ying Liu Xiao-Hong Dai Wei Zou Xue-Ping Yu Wei Teng Ying Wang Wei-Wei Yu Hui-Hui Ma Qiu-Xin Chen Peng Liu Rui-Qiao Guan Shan-Shan Dong 2018Neural Regeneration Research2018,13,8:13
7The enhanced X-ray Timing and Polarimetry mission—eXTP显示文摘In this paper we present the enhanced X-ray Timing and Polarimetry mission—eXTP. eXTP is a space science mission designed to study fundamental physics under extreme conditions of density, gravity and magnetism. The mission aims at determining the equation of state of matter at supra-nuclear density, measuring effects of QED, and understanding the dynamics of matter in strong-field gravity. In addition to investigating fundamental physics, eXTP will be a very powerful observatory for astrophysics that will provide observations of unprecedented quality on a variety of galactic and extragalactic objects. In particular, its wide field monitoring capabilities will be highly instrumental to detect the electro-magnetic counterparts of gravitational wave sources.The paper provides a detailed description of:(1) the technological and technical aspects, and the expected performance of the instruments of the scientific payload;(2) the elements and functions of the mission, from the spacecraft to the ground segment.ShuangNan Zhang Andrea Santangelo Marco Feroci YuPeng Xu FangJun Lu Yong Chen Hua Feng Shu Zhang Sφren Brandt Margarita Hernanz Luca Baldini Enrico Bozzo Riccardo Campana Alessandra De Rosa YongWei Dong Yuri Evangelista Vladimir Karas Norbert Meidinger Aline Meuris Kirpal Nandra Teng Pan Giovanni Pareschi Piotr Orleanski QiuShi Huang Stephane Schanne Giorgia Sironi Daniele Spiga Jiri Svoboda Gianpiero Tagliaferri Christoph Tenzer Andrea Vacchi Silvia Zane Dave Walton ZhanShan Wang Berend Winter Xin Wu Jean J.M.in't Zand Mahdi Ahangarianabhari Giovanni Ambrosi Filippo Ambrosino Marco Barbera Stefano Basso Jörg Bayer Ronaldo Bellazzini Pierluigi Bellutti Bruna Bertucci Giuseppe Bertuccio Giacomo Borghi XueLei Cao Franck Cadoux Francesco Ceraudo TianXiang Chen Yu Peng Chen Jerome Chevenez Marta Civitani Wei Cui WeiWei Cui Thomas Dauser Ettore Del Monte Sergio Di Cosimo Sebastian Diebold Victor Doroshenko Michal Dovciak YuanYuan Du Lorenzo Ducci QingMei Fan Yannick Favre Fabio Fuschino JoséLuis Ga'lvez Min Gao MingYu Ge Olivier Gevin Marco Grassi QuanYing Gu YuDong Gu DaWei Han Bin Hong Wei Hu Long Ji ShuMei Jia WeiChun Jiang Thomas Kennedy Ingo Kreykenbohm Irfan Kuvvetli Claudio Labanti Luca Latronico Gang Li MaoShun Li Xian Li Wei Li ZhengWei Li Olivier Limousin HongWei Liu XiaoJing Liu Bo Lu Tao Luo Daniele Macera Piero Malcovati Adrian Martindale Malgorzata Michalska Bin Meng Massimo Minuti Alfredo Morbidini Fabio Muleri Stephane Paltani Emanuele Perinati Antonino Picciotto Claudio Piemonte JinLu Qu Alexandre Rachevski Irina Rashevskaya Jerome Rodriguez Thomas Schanz ZhengXiang Shen LiZhi Sheng JiangBo Song LiMing Song Carmelo Sgro Liang Sun Ying Tan Phil Uttley Bo Wang DianLong Wang GuoFeng Wang Juan Wang LangPing Wang YuSa Wang Anna L.Watts XiangYang Wen Jörn Wilms ShaoLin Xiong JiaWei Yang Sheng Yang YanJi Yang Nian Yu WenDa Zhang Gianluigi Zampa Nicola Zampa Andrzej A.Zdziarski AiMei Zhang ChengMo Zhang Fan Zhang Long Zhang Tong Zhang Yi Zhang XiaoLi Zhang ZiLiang Zhang BaoSheng Zhao ShiJie Zheng Yu Peng Zhou Nicola Zorzi J.Frans Zwart 2019Science China(Physics,Mechanics & Astronomy)2019,62,2:11
8Human thioredoxin exerts cardioprotective effect and attenuates reperfusion injury in rats partially via inhibiting apoptosis显示文摘背景 Thioredoxin 是调整蛋白质的最重要的氧化还原作用之一。尽管 thioredoxin 被显示了保护房间免于氧化应力的不同类型,在心肌的局部缺血和灌注损害的 thioredoxin 的角色充分没被理解。这研究被进行在心肌的局部缺血和灌注损害上探索人的 thioredoxin 的保护的角色,它的潜在的 mechanisms.Methods 净化了人的 thioredoxin 被注入成年威斯特老鼠,它受到 30 分钟到灌注的 2 或 24 个小时跟随的心肌的局部缺血。我们检测了 1 ) 梗塞尺寸;2 ) 在浆液的 malondisldehyde (MDA ) 的水平;3 ) caspase-9 的表示,和细胞色素 c 在里面 / 外面由西方的弄污的 mitochondia;4 ) 由 terminal-deoxynucleotidyl transferase 的 apoptosis 调停了标记的刻痕结束(“ rUNEL ) 由反向的 transcriptase 聚合酶的试金和 caspase-3 和它的蛋白质锁住反应(RT-PCR ) 并且西方的弄污; 5 )在由 immunohistochemical ( IHC )的 cardium 的 bcl-2 和 bax 的表示 assay.Results 人 thioredoxin 减少了由心肌的梗塞尺寸的重要减少证实了的心肌的 ischemia/reperfusion 损害( P < 0.01 ), myocyte apoptosis 的著名减小( P < 0.01 ),更低的全身的氧化压力水平( P < 0.01 )在为 2 个小时,和在为在老鼠的 24 个小时的灌注以后的很少煽动性的房间渗入的灌注以后。而且,有人的 thioredoxin 的处理显著地减少了 mitochondrial 细胞色素 C 的版本( P < 0.05 ),并且禁止了 caspase-9 的活动( P < 0.05 )并且 caspase-3 ( P < 0.01 在 mRNA 和 P < 0.05 在蛋白质水平) .Meanwhile ,人的 thioredoxin 显著地增加了 bcl-2 表示( P < 0.05 )这些结果强烈建议的 .Conclusions 人的 thioredoxin 在心肌的 ischemia/reperfusion 和它的 anti-apoptotic 角色上有 cardioprotective 效果,这可以被 modulating bcl-2 和 mitWU Xiao-wei TENG Zong-yan JIANG Li-hong FAN Ying ZHANG Yu-hua LI Xiu-rong ZHANG Yi-na 2008Chinese Medical Journal2008,,9:10
9Effects of long-term fertilizer applications on peanut yield and quality and plant and soil heavy metal accumulation显示文摘The status of essential and potentially toxic trace elements in soils and crops can be affected by long-term fertilization practices. This study aimed to investigate changes in peanut (Arachis hypogaea L.) yield and kernel quality, and changes in copper (Cu), zinc (Zn), lead (Pb), and cadmium (Cd)concentrations in soil and peanut kernels after 16 years of continuous cropping with different fertilization treatments. Five fertilization treatments were applied at a red soil site in Southeast China:chemical fertilizer (F) containing nitrogen, phosphorus, and potassium, F+trace elements (FT), pig manure (M), M+effective microorganisms (MB), and MB+trace elements (MBT). Properties of soil and pig manure, heavy metal contents in soil and peanut kernels, and the compositions of amino and fatty acids in kernels were determined. Application of pig manure significantly increased peanut biomass, kernel yield, and crude protein and total amino acid contents in kernels, but led to higher amounts of Cu, Zn, and Cd in soil and higher amounts of Zn and Cd in peanut kernels compared with that of chemical fertilizer. There should be greater concern about potential kernel Cd and Zn contaminations resulting from long-term application of pig manure contaminated with potentially toxic metals as an organic fertilizer.Xiaobing WANG Wuxing LIU Zhengao LI Ying TENG Peter CHRISTIE Yongming LUO 2020Pedosphere2020,30,4:9
10Type I interferons promote the survival and proinflammatory properties of transitional B cells in systemic lupus erythematosus patients显示文摘A hallmark of systemic lupus erythematosus(SLE)is the breaking of B-cell tolerance with the generation of high-affinity autoantibodies;however,the antibody-independent features of the B-cell compartment in SLE are less understood.In this study,we performed an extensive examination of B-cell subsets and their proinflammatory properties in a Chinese cohort of new-onset SLE patients.We observed that SLE patients exhibited an increased frequency of transitional B cells compared with healthy donors and rheumatoid arthritis patients.Plasma from SLE patients potently promoted the survival of transitional B cells in a type I IFN-dependent manner,which can be recapitulated by direct IFN-αtreatment.Furthermore,the effect of IFN-αon enhanced survival of transitional B cells was associated with NF-κB pathway activation and reduced expression of the pro-apoptotic molecule Bax.Transitional B cells from SLE patients harbored a higher capacity to produce proinflammatory cytokine IL-6,which was also linked to the overactivated type I IFN pathway.In addition,the frequency of IL-6-producing transitional B cells was positively correlated with disease activity in SLE patients,and these cells were significantly reduced after short-term standard therapies.Thus,the current study provides a direct link between type I IFN pathway overactivation and the abnormally high frequency and proinflammatory properties of transitional B cells in active SLE patients,which contributes to the understanding of the roles of type I IFNs and B cells in the pathogenesis of SLE.Mei Liu Qiang Guo Chunmei Wu Delphine Sterlin Shyamal Goswami Ying Zhang Teng Li Chunde Bao Nan Shen Qiong Fu Xiaoming Zhang 2019Cellular & Molecular Immunology2019,16,4:9
11Physiological and Antioxidant Responses of Germinating Mung Bean Seedlings to Phthalate Esters in Soil显示文摘Single phytotoxicity of two representative phthalate esters(PAEs),di-n-butyl phthalate(DnBP)and bis(2-ethylhexyl)phthalate(DEHP),was tested in mung bean(Vigna radiata)seedlings germinated for 72 h in soils spiked with varying concentrations(0-500 mg kg^(-1)soil)of DnBP or DEHP.PAEs added at up to 500 mg kg^(-1)soil exerted no significant effect on germination but both pollutants significantly inhibited root elongation(P<0.01),DEHP inhibited shoot elongation(P<0.01)and DnBP depressed biomass on a fresh weight basis(P<0.05).Seedling shoot and root malondialdehyde(MDA)contents tended to be stimulated by DnBP but inhibited by DEHP.However,increases in superoxide dismutase,peroxidase,ascorbate peroxidase and polyphenol oxidase activities,as well as glutathione(GSH)content,were induced at higher concentrations(e.g.,20 mg kg^(-1))of both compounds.Accumulation of proline in both roots and shoots and the storage compounds,such as free amino acids and total soluble sugars,in whole plant was induced under the stress exerted by both PAEs.The general responses of mung bean seedlings indicated higher toxicity of DnBP than DEHP on primary growth,during which root elongation was a more responsive index.MDA and GSH were more sensitive parameters in the roots than in the shoots and they might be recommended as physiologically sensitive parameters to assess the toxicity of PAE compounds in soils in future long-term studies.MA Ting-Ting P.CHRISTIE LUO Yong-Ming TENG Ying 2014Pedosphere2014,24,1:8
12Adsorption and desorption characteristics of diphenylarsenicals in two contrasting soils显示文摘Diphenylarsinic acid(DPAA) is formed during the leakage of aromatic arsenic chemical weapons in soils,is persistent in nature,and results in arsenic contamination in the field.The adsorption and desorption characteristics of DPAA were investigated in two typical Chinese soils,an Acrisol(a variable-charge soil) and a Phaeozem(a constant-charge soil).Their thermodynamics and some of the factors influencing them(i.e.,initial pH value,ionic strength and phosphate) were also evaluated using the batch method in order to understand the environmental fate of DPAA in soils.The results indicate that Acrisol had a stronger adsorption capacity for DPAA than Phaeozem.Soil DPAA adsorption was a spontaneous and endothermic process and the amount of DPAA adsorbed was affected significantly by variation in soil pH and phosphate.In contrast,soil organic matter and ionic strength had no significant effect on adsorption.This suggests that DPAA adsorption may be due to specific adsorption on soil mineral surfaces.Therefore,monitoring the fate of DPAA in soils is recommended in areas contaminated by leakage from chemical weapons.Anan Wang Shixin Li Ying Teng Wuxin Liu Longhua Wu Haibo Zhang Yujuan Huang Yongming Luo Peter Christie 2013Journal of Environmental Sciences2013,25,6:8
13A new procedure combining GC-MS with accelerated solvent extraction for the analysis of phthalic acid esters in contaminated soils显示文摘An optimized procedure based on gas chromatography-mass spectrometry (GC-MS) combined with accelerated solvent extraction (ASE) is developed for the analysis of six phthalic acid esters (PAEs), which are priority soil pollutants nominated by United States Environmental Protection Agency (USEPA). Quantification of PAEs in soil employs ultrasonic extraction (UE) (USEPA 3550) and ASE (USEPA 3545), followed by clean up procedures involving three different chromatography columns and two combined elution methods. GC-MS conditions under selected ion monitoring (SIM) mode are described and quality assurance and quality control (QA/ QC) criteria with high accuracy and sensitivity for target analytes were achieved. Method reliability is assured with the use of an isotopically labeled PAE, di-n-butyl phthalate-d4 (DnBP-D4), as a surrogate, and benzyl benzoate (BB) as an internal standard, and with the analysis of certified reference materials (CRM). QA/QC for the developed procedure was tested in four PAE-spiked soils and one PAE-contaminated soil. The four spiked soils were originated from typical Chinese agricultural fields and the contaminated soil was obtained from an electronic waste dismantling area. Instrument detection limits (IDLs) for the six PAEs ranged 0.10-0.31 μg·L-1 and method detection limits (MDLs) of the four spiked soils varied from a range of 20-70 μg· kg -1 to a range of 90-290 μg· kg-1. Lineal-iVy of response between 20 μg· L-1 and 2mg.L~ was also established and the correlation coefficients (R) were a11〉0.998. Spiked soil matrix showed relative recovery rates between 75 and 120% for the six target compounds and about 93% for the surrogate substance. The developed procedure is anticipated to be highly applicable for field surveys of soil PAE pollution in China.Tingting MA Ying TENG Peter CHRISTIE Yongming LUO Yongshan CHEN Mao YE 2013Frontiers of Environmental Science & Engineering2013,7,1:8
14Association 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
15Effect of Silicon on Growth, Physiology, and Cadmium Translocation of Tobacco (Nicotiana tabacum L.) in Cadmium-Contaminated Soil显示文摘Silicon(Si) offers beneficial effect on plants under cadmium(Cd) stress such as promoting plant growth and increasing resistance to heavy metal toxicity. In this study, a pot experiment was performed to study the role of Si in alleviating Cd toxicity in tobacco(Nicotiana tabacum L.) plants on a yellow soil taken from Guiyang, China. Nine treatments consisting of three concentrations of Cd(0, 1, and 5 mg kg^(-1)) together with three Si levels(0, 1, and 4 g kg^(-1)) were established. Plant growth parameters, Cd concentration,and the malondialdehyde(MDA), chlorophyll, and carotenoid contents were determined 100 d after transplanting of tobacco seedlings.Application of exogenous Si enhanced the growth of tobacco plants under Cd stress. When 5 mg kg^(-1) Cd was added, Si addition at 1 and 4 g kg^(-1) increased root, stem, and leaf biomass by 26.1%–43.3%, 33.7%–43.8%, and 50.8%–69.9%, respectively, compared to Si addition at 0 g kg^(-1). With Si application, the transfer factor of Cd in tobacco from root to shoot under both 1 and 5 mg kg^(-1) Cd treatments decreased by 21%. The MDA contents in the Si-treated tobacco plants declined by 5.5%–17.1% compared to those in the non-Si-treated plants, indicating a higher Cd tolerance. Silicon application also increased the chlorophyll and carotenoid contents by 33.9%–41% and 25.8%–47.3% compared to the Cd only treatments. Therefore, it could be concluded that Si application can alleviate Cd toxicity to tobacco by decreasing Cd partitioning in the shoots and MDA levels and by increasing chlorophyll and carotenoid contents, thereby contributing to lowering the potential health risks of Cd contamination.LU Yingang MA Jun TENG Ying HE Juny Peter CHRISTIE ZHU Lingjia REN Wenjie ZHANG Manyun Shiping DENG 2018Pedosphere2018,28,4:7
16Effectiveness of surgical resection for complicated liver cancer and its influencing factors: A retrospective study显示文摘BACKGROUND Surgical resection is the preferred method for patients with complex liver cancer.But the tumor is in a special position,the surgery is highly risky,postoperative complications can easily occur,and the prognosis is not ideal.AIM To investigate the effectiveness of surgical resection for complex liver cancer and its influencing factors.METHODS Fifty-seven patients who had complicated liver cancer and underwent surgical resection at our hospital from August 2015 to August 2016 were enrolled in this study.All patients were followed for three years,and their postoperative complications,survival,and factors that impacted their survival were analyzed.RESULTS The total incidence of postoperative complications was 45.61%,and the incidence of pleural effusion was the highest at 28.07%.There were no correlations between the 2-year and 3-year survival rates and sex,age,and HbsAg of the patients(P>0.05).In terms of pathological parameters,the 2-year and 3-year survival rates were significantly different according to the presence of a tumor capsule,degree of liver cirrhosis,satellite or focal lesions,hepatic vein thrombosis,portal vein tumor thrombus,and intraoperative blood loss(P<0.05).CONCLUSION be affected by factors such as the presence of a tumor capsule,cirrhosis degree,satellite or focal lesions,hepatic vein embolization,portal vein tumor thrombus,and intraoperative blood loss.Therefore,these factors should be controlled and prevented during surgery to help improve patient survival after surgery.Jian Yu Zhi-Zheng Wu Teng Li Ying Xu Yu-Cheng Zhao Bo-Lun Zhang Hu Tian 2020World Journal of Clinical Cases2020,8,4:7
17Low-latency deep-reinforcement learning algorithm for ultrafast fiber lasers显示文摘The application of machine learning to the field of ultrafast photonics is becoming more and more extensive.In this paper,for the automatic mode-locked operation in a saturable absorber-based ultrafast fiber laser(UFL),a deep-reinforcement learning algorithm with low latency is proposed and implemented.The algorithm contains two actor neural networks providing strategies to modify the intracavity lasing polarization state and two critic neural networks evaluating the effect of the actor networks.With this algorithm,a stable fundamental modelocked(FML)state of the UFL is demonstrated.To guarantee its effectiveness and robustness,two experiments are put forward.As for effectiveness,one experiment verifies the performance of the trained network model by applying it to recover the mode-locked state with environmental vibrations,which mimics the condition that the UFL loses the mode-locked state quickly.As for robustness,the other experiment,at first,builds a database with UFL at different temperatures.It then trains the model and tests its performance.The results show that the average mode-locked recovery time of the trained network model is 1.948 s.As far as we know,it is 62.8%of the fastest average mode-locked recovery time in the existing work.At different temperatures,the trained network model can also recover the mode-locked state of the UFL in a short time.Remote algorithm training and automatic mode-locked control are proved in this work,laying the foundation for long-distance maintenance and centralized control of UFLs.QIUQUAN YAN QINGHUI DENG JUN ZHANG YING ZHU KE YIN TENG LI DAN WU TIAN JIANG 2021Photonics Research2021,9,8:7
18Multi-layered micro/nanofibrous nonwovens for functional face mask filter显示文摘The worldwide COVID-19 pandemic has led to an attention on the usage of personal protective face masks.However,the longevity and safety of the commercial face masks are limited due to the charge dissipation of the electret meltblown nonwovens,which are dominate in the face mask filters.Herein,we design a type of multi-layer structured nonwovens using meltblowing and electrospinning technologies.The complex nonwovens involving meltblown and electrospun fibers are designed to possess multilevel fiber diameters and pore sizes.The micro/nanofibers with porous and wrinkled surface morphologies can well capture particulate matters(PMs),and the multilevel pore sizes contribute to low air resistance under high filtration efficiency.Airflow field simulation was carried out to understand the pressure distribution within the nonwovens in the filtration process.Meanwhile,by adding Ag nanoparticles(AgNPs)as additives,the nonwovens exhibit excellent antibacterial performance.The resultant nonwovens exhibit filtration efficiency of 99.1%for PM0.3 and low pressure drop of 105 Pa under the 10.67 cm/s inlet air velocity,and antibacterial rate of>99.99%for Escherichia coli.These performances and functions make the designed complex nonwovens a promising filter core for face masks.Yuanqiang Xu Xiaomin Zhang Defang Teng Tienan Zhao Ying Li Yongchun Zeng 2022Nano Research2022,15,8:6
19Dissipation of polycyclic aromatic hydrocarbons and microbial activity in a field soil planted with perennial ryegrass显示文摘Dengqiang FU Ying TENG Yuanyuan SHEN Mingming SUN Chen TU Yongming LUO Zhengao LI Peter CHRISTIE 2012Frontiers of Environmental Science & Engineering2012,6,3:6
20Effect of different iodine intake on the prevalence of hypothyroidism in 3 counties in China显示文摘SHAN Zhong-yan LI Yu-shu WANG Zhan-yi JIN Ying GUAN Hai-xia HU Feng-nan TENG Xiao-chun YANG Fan GAO Tian-shu WANG Wei-bo SHI Xiao-guang TONG Ya-jie CHEN Wei TENG Wei-ping 2005Chinese Medical Journal2005,,22:6
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