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| 1 | Chemical screen identifies a geroprotective role of quercetin in premature aging显示文摘Aging increases the risk of various diseases. The main goal of aging research is to find therapies that attenuate aging and alleviate aging-related diseases. In this study, we screened a natural product library for geroprotective compounds using Werner syndrome (WS) human mesenchymal stem cells (hMSCs), a premature aging model that we recently established. Ten candidate compounds were identified and quercetin was investigated in detail due to its leading effects. Mechanistic studies revealed that quercetin alleviated senescence via the enhancement of cell proliferation and restoration of heterochromatin architecture in WS hMSCs. RNA-sequencing analysis revealed the transcriptional commonalities and differences in the geroprotective effects by quercetin and Vitamin C. Besides WS hMSCs, quercetin also attenuated cellular senescence in Hutchinson-Gilford progeria syndrome (HGPS) and physiological-aging hMSCs. Taken together, our study identifies quercetin as a geroprotective agent against accelerated and natural aging in hMSCs, providing a potential therapeutic intervention for treating age-associated disorders. | Lingling Geng Zunpeng Liu Weiqi Zhang Wei Li Zeming Wu Wei Wang Ruotong Ren Yao Su Peichang Wang Liang Sun Zhenyu Ju Piu Chan Moshi Song Jing Qu Guang-Hui Liu | 2019 | Protein & Cell2019,10,6: | 13 |
| 2 | Role of BKCa channels in diabetic vascular complications显示文摘 | Qian Lingling Liu Xiaoyu Wang Ruxing | 2014 | Chinese Medical Journal2014,,9: | 12 |
| 3 | Seasonal dynamics of water bloom-forming Microcystis morphospecies and the associated extracellular microcystin concentrations in large,shallow,eutrophic Dianchi Lake显示文摘The increasing occurrence of Microcystis blooms is of great concern to public health and ecosystem due to the potential hepatotoxic microcystins(MCs)produced by these colonial cyanobacteria.In order to interpret the relationships between variations of Microcystis morphospecies and extracellular MC concentrations,the seasonal dynamics of phytoplankton community composition,MC concentrations,and environmental parameters were monitored monthly from August,2009 to July,2010.The results indicated that Microcystis dominated total phytoplankton abundance from May to December(96%–99%of total biovolume),with toxic Microcystis viridis and non-toxic Microcystis wesenbergii dominating after July(constituting 65%–95%of the Microcystis population),followed by M.viridis as the sole dominant species from November to January(49%–93%).Correlation analysis revealed that water temperature and nutrient were the most important variables accounting for the occurrence of M.wesenbergii,while the dominance of M.viridis was related with nitrite and nitrate.The relatively low content of MCs was explained by the association with a large proportion of M.viridis and M.wesenbergii,small colony size of Microcystis populations,and low water temperature,pH and dissolved oxygen.The extracellular MC(mean of 0.5±0.2μg/L)of water samples analyzed by enzyme-linked immunosorbent assay(ELISA)demonstrated the low concentrations of MC in Dianchi Lake which implied the low potential risk for human health in the basin.The survey provides the first whole lake study of the occurrence and seasonal variability of Microcystis population and extracellular MCs that are of particular interest for water quality monitoring and management. | Yanlong Wu Lin Li Nanqin Gan Lingling Zheng Haiyan Ma Kun Shan Jin Liu Bangding Xiao Lirong Song | 2014 | Journal of Environmental Sciences2014,26,9: | 12 |
| 4 | Neuroprotective effects of Ginkgo biloba extract and GinkgoUde B against oxygen-glucose deprivation/reoxygenation and glucose injury in a new in vitro multicellular network model显示文摘 | Xiaohan Yang Tiezheng Zheng Hao Hong Nan Cai Xiaofeng Zhou Changkai Sun Liying Wu Shuhong Liu Yongqi Zhao Lingling Zhu Ming Fan Xuezhong Zhou Fengxie Jin | 2018 | Frontiers of Medicine2018,12,3: | 12 |
| 5 | Low-dose quercetin positively regulates mouse healthspan显示文摘Dear Editor,Aging is the leading risk factor for many chronic diseases,accounting for almost 60%of all deaths worldwide.How to achieve healthy aging,alleviate aging-related diseases,and extend healthspan has become a main topic of biomedical research(He et al.,2019).Geroprotective compounds,such as metformin and rapamycin,have been shown to improve both healthspan and lifespan in mice(Martin-Montalvo et al.,2013;Bitto et al.,2016),whereas nicotinamide partially improves healthspan in mice(Mitchell et al.,2018). | Lingling Geng Zunpeng Liu Si Wang Shuhui Sun Shuai Ma Xiaoqian Liu Piu Chan Liang Sun Moshi Song Weiqi Zhang Guang-Hui Liu Jing Qu | 2019 | Protein & Cell2019,10,10: | 12 |
| 6 | Catalytic oxidation of soot particulates over MnO_x-CeO_2 oxides prepared by complexation-combustion method显示文摘MnOx-CeO2 oxides prepared by complexation-combustion method were used for soot oxidation. The highest conversion rate of soot was obtained on a MnOx-CeO2 oxide prepared under mild acid condition of pH = 4, where the oxidation temperature corresponding to maximum activity was decreased more than 150℃ compared with that of un-catalytic soot oxidation. The structure and property of the catalysts were investigated by X-ray powder diffraction (XRD) and temperature programmed reduction (TPR). The results indicated that there were at least two kinds of Mn species present in MnOx-CeO2 catalysts, i.e. Mn ions within CeO2 lattice and high dispersion MnOx on the surface of CeO2. The presence of Mn ions in the CeO2 lattice improved the oxygen vacancy due to the charge difference, and the CeO2 considerably decreased the reduction temperature of MnOx. The capability to activate oxygen through the oxygen exchange between O2 in gas phase and lattice oxygen species in MnOx-CeO2 oxide contributed to the high catalytic activity for the reaction. | Wenjuan Shan, Na Ma, Jiali Yang, Xiaowei Dong, Chang Liu, Lingling Wei Institute of Chemistry for Functionalized Materials, College of Chemistry and Chemical Engineering, Liaoning Normal University, Dalian 116029, Liaoning, China | 2010 | Journal of Natural Gas Chemistry2010,19,1: | 11 |
| 7 | Characteristics of secondary inorganic aerosol and sulfate species in size-fractionated aerosol particles in Shanghai显示文摘Sulfate, nitrate and ammonium(SNA) are the dominant species in secondary inorganic aerosol, and are considered an important factor in regional haze formation. Size-fractionated aerosol particles for a whole year were collected to study the size distribution of SNA as well as their chemical species in Shanghai. SNA mainly accumulated in fine particles and the highest average ratio of SNA to particulate matter(PM) was observed to be 47% in the fine size fraction(0.49–0.95 μm). Higher sulfur oxidation ratio and nitrogen oxidation ratio values were observed in PM of fine size less than 0.95 μm. Ion balance calculations indicated that more secondary sulfate and nitrate would be generated in PM of fine size(0.49–0.95 μm). Sulfur K-edge X-ray absorption near-edge structure(XANES) spectra of typical samples were analyzed. Results revealed that sulfur mainly existed as sulfate with a proportion(atomic basis) more than 73% in all size of PM and even higher at 90% in fine particles. Sulfate mainly existed as(NH4)2SO4 and gypsum in PM of Shanghai. Compared to non-haze days, a dramatic increase of(NH4)2SO4 content was found in fine particles on haze days only, which suggested the promoting impact of(NH4)2SO4 on haze formation. According to the result of air mass backward trajectory analysis, more(NH4)2SO4 would be generated during the periods of air mass stagnation. Based on XANES, analysis of sulfate species in size-fractionated aerosol particles can be an effective way to evaluate the impact of sulfate aerosols on regional haze formation. | Shilei Long Jianrong Zeng Yan Li Liangman Bao Lingling Cao Ke Liu Liang Xu Jun Lin Wei Liu Guanghua Wang Jian Yao Chenyan Ma Yidong Zhao | 2014 | Journal of Environmental Sciences2014,26,5: | 10 |
| 8 | Lentiviral-mediated gene transfer into human adipose-derived stem cells:role of NELL1 versus BMP2 in osteogenesis and adipogenesis in vitro显示文摘(NELL1 ) 象 NEL 一样分子 1 是与 craniosynostosis 联系的一个有势力 osteogenic 因素。侵入人体气管粘膜的病菌,大多数通常为基因治疗使用了病毒的向量,有可以限制成骨的几劣势。以前的研究证明了 lentiviruses 能为骨头新生为基因治疗用作理想的向量。在这研究,编码人的 NELL1 和骨头的二 lentiviral 向量(LvNELL1 和 LvBMP2 ) 分别地,形态基因的 protein-2 (BMP2 ) 被构造。在 vitro 的人的脂肪质导出干细胞(hADSCs ) 的增长,成骨,和 adipogenesis 上的 LvNELL1 感染的效果被估计并且与 LvBMP2 的相比。结果显示出感染 LvNELL1 的那 hADSCs 能高效地并且稳定地 overexpress 目标基因。3-(4,5-dimethylthiazol-2-yl )-2,5-diphenyltetrazolium 溴化物试金结果表明了那 LvBMP2,然而并非 LvNELL1,提高了 hADSCs 的增长。对碱的磷酸酶活动和细胞的矿化作用的评价显示 LvNELL1 感染支持了 hADSCs 的 osteogenic 区别,并且效果与 LvBMP2 的是可比较的。实时聚合酶链反应(PCR ) 在 hADSCs 揭示了那 LvNELL1 感染 upregulated OSX 表情然而并非 RUNX2 表示。另外,分析显示出的 adipogenic 标记(类脂化合物微滴, peroxisome 激活 proliferator 受体,和脂蛋白脂肪分解酵素) LvNELL1 能戏剧性地禁止 hADSCs,而是 LvBMP2 的 adipogenic 区别,这没有如此的效果。一起拿,这些调查结果建议在 hADSCs 的调停 lentiviral 的 NELL1 基因转移可以是一条新奇、有希望的途径完成有效、精确的骨头新生。 | Yajing Liu Caiyun Chen Huixia He Dongsheng Wang LingLing E Zhongyu Liu Hongchen Liu | 2012 | Acta Biochimica et Biophysica Sinica2012,44,10: | 10 |
| 9 | WIP1 Phosphatase Plays a Critical Neuroprotective Role in Brain Injury Induced by High-Altitude Hypoxic Inflammation显示文摘The hypobaric hypoxic environment in highaltitude areas often aggravates the severity of inflammation and induces brain injury as a consequence. However, the critical genes regulating this process remain largely unknown. The phosphatase wild-type p53-induced phosphatase 1(WIP1) plays important roles in various physiological and pathological processes, including the regulation of inflammation in normoxia, but its functions in hypoxic inflammation-induced brain injury remain unclear.Here, we established a mouse model of this type of injury and found that WIP1 deficiency augmented the release of inflammatory cytokines in the peripheral circulation and brain tissue, increased the numbers of activated microglia/macrophages in the brain, aggravated cerebral histological lesions, and exacerbated the impairment of motor and cognitive abilities. Collectively, these results provide the first in vivo evidence that WIP1 is a critical neuroprotector against hypoxic inflammation-induced brain injury. | Dahu Li Lijun Zhang Xin Huang Lili Liu Yunling He Lun Xu Yiyao Zhang Tong Zhao Liying Wu Yongqi Zhao Kuiwu Wu Yan Wu Ming Fan Lingling Zhu | 2017 | Neuroscience Bulletin2017,33,3: | 9 |
| 10 | Protective effects of Jiayan Kangtai granules on autoimmune thyroiditis in a rat model by modulating Th17/Treg cell balance显示文摘OBJECTIVE: To investigate the protective effects of Jiayan Kangtai(JYKT) granules, consisting of 9 Chinese herbs, in a rat model of autoimmune thyroiditis(AIT), and the possible underlying mechanism.METHODS: Female Lewis rats(6-8 weeks) were randomly apportioned to 5 groups of 10, including a normal control. AIT was induced in the untreated AIT-model group, and rats treated subsequently with daily low, medium, or high dose JYKT granules. After 12 weeks, plasma levels of thyroid autoantibodies and morphological changes in the thyroid were detected by enzyme-linked immunosorbent assay and histological examination, respectively. The presence of interleukin(IL)-6,IL23 p19, and IL-2 in thyroid tissue was assessed by immunohistochemical staining. The percentages of T helper(Th)17 cells and regulatory T cells(Tregs) in the peripheral blood were analyzed by flow cytometry. Relevant levels of cytokines and proteins were examined via bead-based multiplex flow cytometry and ELISA, respectively. Expressions of genes and proteins regulated by Th17 cells and Tregs were shown by real-time PCR and Western blot.RESULTS: Compared to the control, AIT-model rats had higher plasma concentrations of thyroid autoantibodies. The high-dose JYKT rats showed significantly lower levels of thyroid autoantibodies compared with the AIT model group. Rats in the AIT-JYKT groups also had fewer thyroid lesions and less lymphocytic infiltration, a lower percentage of Th17 cells, and a higher percentage of Tregs, compared with the AIT-model. Rats given high-dose JYKT had a significantly lower Th17/Treg ratio compared with the AIT model. Differences in plasma cytokine concentrations and relevant gene and protein expressions in the spleens of JYKT-treated rats and the AIT group suggested an association between JYKT treatment and lower Th17 cell percentage and higher Treg activity.CONCLUSION: JYKT treatment appeared to be protective against AIT in rats, possibly via the regulation of the Th17 cell/Treg imbalance in AIT. | Hou Yi Wang Tieshan Guo Xiangyu Sun Wen Guo Xuan Wu Lili Qin Lingling Zhang Chengfei Liu Tonghua | 2018 | Journal of Traditional Chinese Medicine2018,38,3: | 9 |
| 11 | Enrichment of heavy metal elements and their adsorption on iron oxides during carbonate rock weathering process显示文摘Analysis of trace elements in the Lower Palaeozoic carbonate rock strata of the Beijing area shows that the Cr, Zn, Cd and Pb contents increase from primary carbonate rocks to weathered carbonate rocks and from primary carbonate rocks to the soil coexisting with carbonate rock. Distributions of Cr, Zn, Cd and Pb have the same trends as that of Fe2O3. Iron oxides play different roles at different stages of weathering of carbonate rock. The adsorption of Cr, Zn, Cd and Pb on Fe2O3 is greater than on FeO in soil. However, FeO, as a main component of clay mineral, is a better adsorbent of Cr, Zn, Cd and Pb than Fe2O3 in weathered and primary carbonate rocks. According to R-type clustering analysis, the main components of carbonate rock are divided into marine and continental sediments. Correlation analysis shows that heavy metal elements mainly exist in continental substances. | Shanqin Ni Yiwen Ju Quanlin Hou Shijie Wang Qing Liu Yudong Wu Lingling Xiao | 2009 | Progress in Natural Science:Materials International2009,19,9: | 8 |
| 12 | Sequential fate-switches in stem-like cells drive the tumorigenic trajectory from human neural stem cells to malignant glioma显示文摘Glioblastoma(GBM)is an incurable and highly heterogeneous brain tumor,originating from human neural stem/progenitor cells(hNSCs/hNPCs)years ahead of diagnosis.Despite extensive efforts to characterize hNSCs and end-stage GBM at bulk and single-cell levels,the de novo gliomagenic path from hNSCs is largely unknown due to technical difficulties in early-stage sampling and preclinical modeling.Here,we established two highly penetrant hNSC-derived malignant glioma models,which resemble the histopathology and transcriptional heterogeneity of human GBM.Integrating time-series analyses of whole-exome sequencing,bulk and single-cell RNA-seq,we reconstructed gliomagenic trajectories,and identified a persistent NSC-like population at all stages of tumorigenesis.Through trajectory analyses and lineage tracing,we showed that tumor progression is primarily driven by multi-step transcriptional reprogramming and fate-switches in the NSC-like cells,which sequentially generate malignant heterogeneity and induce tumor phenotype transitions.We further uncovered stage-specific oncogenic cascades,and among the candidate genes we functionally validated C1QL1 as a new glioma-promoting factor.Importantly,the neurogenic-to-gliogenic switch in NSC-like cells marks an early stage characterized by a burst of oncogenic alterations,during which transient AP-1 inhibition is sufficient to inhibit gliomagenesis.Together,our results reveal previously undercharacterized molecular dynamics and fate choices driving de novo gliomagenesis from hNSCs,and provide a blueprint for potential early-stage treatment/diagnosis for GBM. | Xiaofei Wang Ran Zhou Yanzhen Xiong Lingling Zhou Xiang Yan Manli Wang Fan Li Chuanxing Xie Yiming Zhang Zongyao Huang Chaoqiong Ding Kaidou Shi Weida Li Yu Liu Zhongwei Cao Zhen-Ning Zhang Shengtao Zhou Chong Chen Yan Zhang Lu Chen Yuan Wang | 2021 | Cell Research2021,31,6: | 8 |
| 13 | A natural variation in Ribonuclease H-like gene underlies Rht8 to confer“Green Revolution”trait in wheat显示文摘Dear Editor,Introduction of gibberellin(GA)-insensitive Reduced height(Rht)genes,Rht-B1b and Rht-D1b,has resulted in the“Green Revolution”in modern wheat cultivars(Triticum aestivum)that has skyrocketed wheat grain yields worldwide since the 1960s(Peng et al.,1999;Velde et al.,2021).However,Rht-B1b/D1b also reduce coleoptiles,which is undesired in dryland regions where deep planting is essential for seedling establishment(Rebetzke et al.,1999,Rebetzke et al.,2001;Ellis et al.,2004). | Lingling Chai Mingming Xin Chaoqun Dong Zhaoyan Chen Huijie Zhai Junhong Zhuang Xuejiao Cheng Naijiao Wang Jia Geng Xiaobo Wang Ruolin Bian Yingyin Yao Weilong Guo Zhaorong Hu Huiru Peng Guihua Bai Qixin Sun Zhenqi Su Jie Liu Zhongfu Ni | 2022 | Molecular Plant2022,15,3: | 8 |
| 14 | Mechanism of acupuncture regulating visceral sensation and mobility显示文摘Chinese ancient medical scientists have long focused on the internal and external contacts between acupoints on the surface of the body and the viscera.The Miraculous Pivot(it is one of the earliest medical classics in China)stated,“Twelve regular channels belong to the zang-fu organs internally,and connect to the extremities and joints externally.”Traditional Chinese medicine considers acupoints as defined areas where the Qi of viscera and meridians are transfused.These include the reaction points of visceral diseases on the body surface as well as the acupuncture trigger points that promote the flow of Qi and blood,and regulate visceral function.Chinese ancient medical scientists classified the specificity of the main acupoints in the body based on the meridian doctrine,which has been instructing clinical application for about 2000 years.Laws on the domino effect of acupoints have mainly focused on conclusions to clinical experiences.Indications of some acupoints exceed the practical paradigm since the excessive extension occurred during theory derivation.The current research direction on acupuncture focuses on three aspects:the effectiveness of acupuncture and moxibustion;the relevances and associations between meridians and viscera;and the physical and chemical properties and relevant physical basis of acupoints.The relevance between meridians and viscera is the central theory in the meridian doctrine,and acupoints are regarded as an important link in the relationship between meridians and viscera.Specific relationships between acupoints and target organs exist.Stimulating different acupoints on the body surface can help deal with different diseases,especially visceral diseases.In addition,acupoints have a dual function of reflecting and treating visceral diseases.There is no systemic research available on acupoint specificity,despite current knowledge and clinical experiences,which results in a weak foundation for acupuncture theory.This study focuses on the relevance and associations between meridians and viscera.A summary of the mechanisms of acupuncture regulating visceral sensation and mobility and the specific relationships between acupoints and their target organs are presented in this review. | Peijing Rong Bing Zhu Yuqing Li Xinyan Gao Hui Ben Yanhua Li Liang Li Wei He Rupeng Liu Lingling Yu | 2011 | Frontiers of Medicine2011,5,2: | 8 |
| 15 | Molecular insights into the heterogeneity of telomere reprogramming in induced pluripotent stem cells显示文摘有各种各样的长度的 telomeres 的返老还童在导致的 pluripotent 干细胞(iPSCs ) 被发现了。telomere 长度规定的机制在 iPSCs 的正式就职和增长期间留下逃犯。我们证明 telomere 动力学在 reprogramming 和经过期间在鼠标 iPSCs 是可变的,并且建议这些差别多半源于多重潜在的因素,包括包括外长的 reprogramming 因素的表示的 telomerase 机械, telomerase 独立的机制和同种细胞的影响。用一个基因模型 telomerase 缺乏(为 iPSCs 的推导和段落的 Terc −/− 和 Terc +/−) 房间,我们发现 telomerase 在 iPSCs 的 reprogramming 和自强起一个关键作用。进一步,当由再结合的延伸和维护的其他的小径也被要求时, telomeres 的 telomerase 维护为真 pluripotency 的正式就职是必要的,然而并非足够。一起, telomere 生物学的几个方面可以在 iPSCs 说明可变 telomere 动力学。尤其是,采用在 iPSC reprogramming 期间维持 telomeres 的机制很类似于胚胎的干细胞的那些。这些调查结果可以也联系到这些机制能为在由体的房间的原子 reprogramming 以后的 telomere 异质负责的克隆的地原子转移。 | Fang Wang Yu Yin Xiaoying Ye Kai Liu Haiying Zhu Lingling Wang Maria Chiourea Maja Okuka Guangzhen Ji Jiameng Dan Bingfeng Zuo Minshu Li Qian Zhang Na Liu Lingyi Chen Xinghua Pan Sarantis Gagos David L Keefe Lin Liu | 2012 | Cell Research2012,22,4: | 7 |
| 16 | Effects of elevation on spring phenological sensitivity to temperature in Tibetan Plateau grasslands显示文摘Vegetation phenology is an important indicator of climate change impacts on the seasonal dynamics of the biosphere. However, little is known about the influence of elevation on spring phenological sensitivity to temperature in an alpine ecosystem. Based on remotely sensed land surface phenology and temperature data from 2001 to2010, this study investigated the rate of spring phenological change of the Tibetan Plateau(TP) grasslands in response to interannual temperature variations at different elevations. Results suggest that spring phenology in the TP grasslands exhibits a stronger response to changes in temperature at higher elevations than at lower ones. In particular, spring phenology advanced by 1–2 days in response to a 1 °C increase in May average temperature at elevations from 3,000 to 3,500 m, while the rate was up to8–9 days/°C at 5,000–5,500 m. Analysis using accumulated growing degree days(AGDD) from January 1through May 31 showed the same general trend with increased elevation associated with increased sensitivity(as measured by phenological change per unit of AGDDchange). Such temperature sensitivity gradients in the TP grasslands could be partly explained by the growth efficiency hypothesis which suggests that vegetation adapted to colder climates likely requires less heat energy for the onset of growing season and vice versa in warmer climates.Furthermore, accumulated growing degree days from January 1 to the greenup date were found to decrease with increasing elevations, which provided evidence to support the applicability of the growth efficiency hypothesis in an alpine grassland ecosystem. | Lingling Liu Liangyun Liu Liang Liang Alison Donnelly Isaac Park Mark D.Schwartz | 2014 | Chinese Science Bulletin2014,59,34: | 7 |
| 17 | Rescue of premature aging defects in Cockayne syndrome stem cells by CRISPR/Cas9-mediated gene correction显示文摘Cockayne syndrome(CS)is a rare autosomal recessive inherited disorder characterized by a variety of clinical features,including increased sensitivity to sunlight,progressive neurological abnormalities,and the appearance of premature aging.However,the pathogenesis of CS remains unclear due to the limitations of current disease models.Here,we generate integration-free induced pluripotent stem cells(iPSCs)from fibroblasts from a CS patient bearing mutations in CSB/ERCC6 gene and further derive isogenic genecorrected CS-iPSCs(GC-iPSCs)using the CRISPR/Cas9 system.CS-associated phenotypic defects are recapitulated in CS-iPSC-derived mesenchymal stem cells(MSCs)and neural stem cells(NSCs),both of which display increased susceptibility to DNA damage stress.Premature aging defects in CS-MSCs are rescued by the targeted correction of mutant ERCC6.We next map the transcriptomic landscapes in CS-iPSCs and GC-iPSCs and their somatic stem cell derivatives(MSCs and NSCs)in the absence or presence of ultraviolet(UV)and replicative stresses,revealing that defects in DNA repair account for CS pathologies.Moreover,we generate autologous GC-MSCs free of pathogenic mutation under a cGMP(Current Good Manufacturing Practice)-compliant condition,which hold potential for use as improved biomaterials for future stem cell replacement therapy for CS.Collectively,our models demonstrate novel disease features and molecular mechanisms and lay a foundation for the development of novel therapeutic strategies to treat CS. | Si Wang Zheying Min Qianzhao Ji Lingling Geng Yao Su Zunpeng Liu Huifang Hu Lixia Wang Weiqi Zhang Keiichiro Suzuiki Yu Huang Puyao Zhang Tie-Shan Tang Jing Qu Yang Yu Guang-Hui Liu Jie Qiao | 2020 | Protein & Cell2020,11,1: | 7 |
| 18 | Effectiveness of acupuncture versus spinal-epidural anesthesia on labor pain: a randomized controlled trial显示文摘OBJECTIVE: To evaluate the effectiveness of acupuncture analgesia(AA) compared with combined spinal-epidural anesthesia(CSEA) for labor pain relief and labor outcomes.METHODS: We evaluated 131 primiparous women who received respiratory guidance during maternal uterine contractions and received either AA(n =43), CSEA(n = 45), or no additional treatment(control, n = 43). The groups were compared regarding visual analog scale(VAS) scores for abdominal and back pain, and labor outcomes.RESULTS: The abdominal VAS scores of the AA and CSEA groups were significantly lower than that of the control group. In addition, the VAS scores of the CSEA group were significantly lower than that of the AA group at 10 and 60 min after intervention.The back pain VAS scores of the AA and CSEA groups were significantly lower than that of the control group at 5, 10, and 60 min after intervention. The duration of the active phase of labor in the CSEA group was significantly longer than that of the AA and control groups. The rates of oxytocin use(4.70%), urinary retention(4.70%), and postpartum hemorrhage [(273.7 ± 53.6) m L] in the AA group were significantly lower than in the CSEA group [46.70%, 24.20%, and(320.0 ± 85.6) m L, respectively].CONCLUSION: Both AA and CSEA were effective for labor pain relief, CSEA provided more effective pain relief, while AA was associated with a shorter duration of labor and fewer adverse effects.and each has its advantages and disadvantages. | Wu Lingling Liu Xiaohui Yin Yuzhu Sun Ke Wu Ling Yi Wei Li Shangrong Hou Hongying | 2017 | Journal of Traditional Chinese Medicine2017,37,5: | 7 |
| 19 | Trace bis-(3-sulfopropyl)-disulfide enhanced electrodeposited copper foils显示文摘Smooth and strong copper foils are highly required for the development of printed circuit boards and Li-ion batteries.Adding additives is an efficient and low-cost method to enhance electrodeposited copper foils.Here we chose Bis-(3-sulfopropyl)-disulfide(SPS)as the additive and investigated its concentration on the surface roughness and tensile strength of the electrodeposited copper foils.A copper foil with the smoothest surface(Rz=2.1μm)and the highest tensile strength(~338 MPa)was prepared with1.5 mg/L SPS.The contact angle on the copper foil decreased with the reduction of surface roughness.The enhancing mechanism of the SPS was investigated by scanning electron microscopy and X-ray diffraction.The refined grain and enhanced(220)texture were considered to be the radical reason for the smooth and strong copper foils.The electrochemical results prove the suppressing effect is related to the SPS adsorption. | Lingling Liu Yeqiang Bu Yue Sun Jianfeng Pan Jiabin Liu Jien Ma Lin Qiu Youtong Fang | 2021 | Journal of Materials Science & Technology2021,,15: | 6 |
| 20 | Milk selenium content and speciation in response to supranutritional selenium yeast supplementation in cows显示文摘The effects of selenium(Se)yeast supplementation on performance,blood biochemical and antioxidant parameters,and milk Se content and speciation were evaluated.Thirty-six mid-lactation Holstein dairy cows were randomly assigned to 1 of 3 treatments:1)control(basal diet containing Se at 0.11 mg/kg DM),2)basal diet+0.5 mg supplemental Se/kg DM(SY-0.5),and 3)basal diet+5 mg supplemental Se/kg DM(SY-5).Selenium was supplemented as Se yeast.The trial consisted of a 1-week pretrial period and an 8-week experimental period.Milk somatic cell score decreased with SY-5 supplementation(P<0.05),but other performance parameters were not affected(P>0.05).The serum Se concentration increased with the increasing levels of Se yeast supplementation(P<0.05),however,blood biochemical parameters showed few treatment effects.The antioxidant capacity of dairy cows was improved with Se yeast supplementation reflected in increased serum glutathione peroxidase activity(P<0.05)and total antioxidant capacity(P=0.08),and decreased malondialdehyde concentration(P<0.05).Milk total Se concentration increased with Se dose(P<0.05).Also,the selenomethionine concentration increased with Se dose from 13.0±0.7 pg/kg in control to 33.1±2.1 pg/kg in SY-0.5 and 530.4±17.5 pg/kg in SY-5 cows(P<0.05).Similarly,selenocystine concentration increased from 15.6±0.9μg/kg in control and 18.9±1.1 pg/kg in SY-0.5 to 22.2±1.5 pg/kg in SY-5 cows(P<0.05).In conclusion,Se yeast is a good organic Se source to produce Se-enriched cow milk with increased Se species including selenomethionine and selenocystine.The results can provide useful information on milk Se species when a high dose Se yeast was supplemented in the cow diet. | Lingling Sun Gentao Liu Dongmei Xu Zhaohai Wu Lu Ma Sanz-Fernandez M.Victoria Lance H.Baumgard Dengpan Bu | 2021 | Animal Nutrition2021,,4: | 6 |