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| 1 | Palaeozoic tectonic evolution of the Tianshan belt,NW China显示文摘The Chinese Tianshan belt is a major part of the southern Central Asian Orogenic Belt,extending westward to Kyrgyzstan and Kazakhstan.Its Paleozoic tectonic evolution,crucial for understanding the amalgamation of Central Asia,comprises two stages of subduction-collision.The first collisional stage built the Eo-Tianshan Mountains,before a Visean unconformity,in which all structures are verging north.It implied a southward subduction of the Central Tianshan Ocean beneath the Tarim active margin,that induced the Ordovician-Early Devonian Central Tianshan arc,to the south of which the South Tianshan back-arc basin opened.During the Late Devonian,the closure of this ocean led to a collision between Central Tianshan arc and the Kazakhstan-Yili-North Tianshan Block,and subsequently closure of the South Tianhan back-arc basin,producing two suture zones,namely the Central Tianshan and South Tianshan suture zones where ophiolitic mélanges and HP metamorphic rocks were emplaced northward.The second stage included the Late Devonian-Carboniferous southward subduction of North Tianshan Ocean beneath the Eo-Tianshan active margin,underlined by the Yili-North Tianshan arc,leading to the collision between the Kazakhstan-Yili-NTS plate and an inferred Junggar Block at Late Carboniferous-Early Permian time.The North Tianshan Suture Zone underlines likely the last oceanic closure of Central Asia Orogenic Belt;all the oceanic domains were consumed before the Middle Permian.The amalgamated units were affected by a Permian major wrenching,dextral in the Tianshan.The correlation with the Kazakh and Kyrgyz Tianshan is clarified.The Kyrgyz South Tianshan is equivalent to the whole part of Chinese Tianshan(CTS and STS) located to the south of Narat Fault and Main Tianshan Shear Zone;the so-called Middle Tianshan thins out toward the east.The South Tianshan Suture of Kyrgyzstan correlates with the Central Tianshan Suture of Chinese Tianshan.The evolution of this southern domain remains similar from east(Gangou area) to west until the Talas-Ferghana Fault,which reflects the convergence history between the Kazakhstan and Tarim blocks. | Jacques CHARVET SHU LiangShu Sebastien LAURENT-CHARVET WANG Bo Michel FAURE Dominique CLUZEL CHEN Yan Koen De JONG | 2011 | Science China Earth Sciences2011,54,2: | 57 |
| 2 | Diagnosis, treatment, and prevention of 2019 novel coronavirus infection in children: experts' consensus statement显示文摘Since the outbreak of 2019 novel coronavirus infection (2019-nCoV) in Wuhan City,China,by January 30,2020,a total of 9692 confirmed cases and 15,238 suspected cases have been reported around 31 provinces or cities in China.Among the confirmed cases,1527 were severe cases,171 had recovered and been discharged at home,and 213 died.And among these cases,a total of 28 children aged from 1 month to 17 years have been reported in China.For standardizing prevention and management of 2019-nCoV infections in children,we called up an experts' committee to formulate this experts' consensus statement.This statement is based on the Novel Coronavirus Infection Pneumonia Diagnosis and Treatment Standards (the fourth edition) (National Health Committee) and other previous diagnosis and treatment strategies for pediatric virus infections.The present consensus statement summarizes current strategies on diagnosis,treatment,and prevention of 2019-nCoV infection in children. | Kunling Shen Yonghong Yang Tianyou Wang Dongchi Zhao Yi Jiang Runming Jin Yuejie Zheng Baoping Xu Zhengde Xie Likai Lin Yunxiao Shang Xiaoxia Lu Sainan Shu Yan Bai Jikui Deng Min Lu Leping Ye Xuefeng Wang Yongyan Wang Liwei Gao | 2020 | World Journal of Pediatrics2020,16,3: | 56 |
| 3 | The Reference Genome of Tea Plant and Resequencing of 81 Diverse Accessions Provide Insights into Its Genome Evolution and Adaptation显示文摘Tea plant is an important economic crop,which is used to produce the world's oldest and most widely consumed tea beverages.Here,we present a high-quality reference genome assembly of the tea plant(Camellia sinensis var.sinensis)consisting of 15 pseudo-chromosomes.LTR retrotransposons(LTR-RTs)account for 70.38%of the genome,and we present evidence that LTR-RTS play critical roles in genome size expansion and the transcriptional diversification of tea plant genes through preferential insertion in promoter regions and introns.Genes,particularly those coding for terpene biosynthesis pro-teins,associated with tea aroma and stress resistance were significantly amplified through recent tandem duplications and exist as gene clusters in tea plant genome.Phylogenetic analysis of the sequences of 81 tea plant accessions with diverse origins revealed three well-differentiated tea plant populations,support-ing the proposition for the southwest origin of the Chinese cultivated tea plant and its later spread to western Asia through introduction.Domestication and modern breeding left significant signatures on hundreds of genes in the tea plant genome,particularly those associated with tea quality and stress resis-tance.The genomic sequences of the reported reference and resequenced tea plant accessions provide valuable resources for future functional genomics study and molecular breeding of improved cul-tivars of tea plants. | Enhua Xia Wei Tong Yan Hou Yanlin An Linbo Chen Qiong Wu Yunlong Liu Jie Yu Fangdong Li Ruopei Li Penghui Li Huijuan Zhao Ruoheng Ge Jin Huang Ali Inayat Mallano Yanrui Zhang Shengrui Liu Weiwei Deng Chuankui Song Zhaoliang Zhang Jian Zhao Shu Wei Zhengzhu Zhang Tao Xia Chaoling Wei Xiaochun Wan | 2020 | Molecular Plant2020,13,7: | 51 |
| 4 | TRIM4 modulates type I interferon induction and cellular antiviral response by targeting RIG-I for K63-1inked ubiquitination显示文摘RIG-I 是认出病毒的 RNA 的不同种类的一个枢轴的细胞质的传感器。这识别导致抄写因素 NF-B 和 IRF3,它协作导致打的 activationof 我干扰素(IFN ) 和天生的抗病毒的 response.In 这研究,我们作为 RIG-I-mediated IFN 的一个积极管理者识别了整齐的家庭蛋白质 TRIM4 感应。Overexpressionof TRIM4 加强了 IRF3 和 NF-B 的被触发病毒的激活,以及 IFN- 正式就职,而 TRIM4had 相反的效果击倒。机械学地, TRIM4 与 RIG-I 联系并且为连接 K63 的 polyubiquitination 指向它。我们 TRIM4 是由调停的导致病毒的 IFN 正式就职小径的一个重要管理者的 findingsdemonstrate 为 K63-linkedubiquitination 的 RIG-I。 | Jie Yan Qi Li Ai-Ping Mao Hong-Bing Shu | 2014 | Journal of Molecular Cell Biology2014,8,2: | 21 |
| 5 | Neuroprotective effects of rutaecarpine on cerebral ischemia reperfusion injury显示文摘Rutaecarpine,an active component of the traditional Chinese medicine Tetradium ruticarpum,has been shown to improve myocardial ischemia reperfusion injury.Because both cardiovascular and cerebrovascular diseases are forms of ischemic vascular disease,they are closely related.We hypothesized that rutaecarpine also has neuroprotective effects on cerebral ischemia reperfusion injury.A cerebral ischemia reperfusion model was established after 84,252 and 504 μg/kg rutaecarpine were given to mice via intraperitoneal injection,daily for 7 days.Results of the step through test,2,3,5-triphenyl tetrazolium chloride dyeing and oxidative stress indicators showed that rutaecarpine could improve learning and memory ability,neurological symptoms and reduce infarction volume and cerebral water content in mice with cerebral ischemia reperfusion injury.Rutaecarpine could significantly decrease the malondialdehyde content and increase the activities of superoxide dismutase and glutathione peroxidase in mouse brain.Therefore,rutaecarpine could improve neurological function following injury induced by cerebral ischemia reperfusion,and the mechanism of this improvement may be associated with oxidative stress.These results verify that rutaecarpine has neuroprotective effects on cerebral ischemia reperfusion in mice. | Chunlin Yan Ji Zhang Shu Wang Guiping Xue Yong Hou | 2013 | Neural Regeneration Research2013,8,22: | 20 |
| 6 | Lunar topographic model CLTM-s01 from Chang’E-1 laser altimeter显示文摘More than 3 million range measurements from the Chang’E-1 Laser Altimeter have been used to produce a global topographic model of the Moon with improved accuracy. Our topographic model, a 360th degree and order spherical harmonic expansion of the lunar radii, is designated as Chang’E-1 Lunar Topography Model s01 (CLTM-s01). This topographic field, referenced to a mean radius of 1738 km, has an absolute vertical accuracy of approximately 31 m and a spatial resolution of 0.25o (~7.5 km). This new lunar topographic model has greatly improved previous models in spatial coverage, accuracy and spatial resolution, and also shows the polar regions with the altimeter results for the first time. From CLTM-s01, the mean, equatorial, and polar radii of the Moon are 1737103, 1737646, and 1735843 m, respectively. In the lunar-fixed coordinate system, this model shows a COM/COF offset to be (-1.777, -0.730, 0.237) km along the x, y, and z directions, respectively. All the basic lunar shape parameters derived from CLTM-s01 are in agreement with the results of Clementine GLTM2, but CLTM-s01 offers higher accuracy and reliability due to its better global samplings. | PING JinSong HUANG Qian YAN JianGuo CAO JianFeng TANG GeShi SHU Rong | 2009 | Science China(Physics,Mechanics & Astronomy)2009,52,7: | 19 |
| 7 | Adenovirus-mediated gene delivery:Potential applications for gene and cell-based therapies in the new era of personalized medicine显示文摘With rapid advances in understanding molecular pathogenesis of human diseases in the era of genome sciences and systems biology,it is anticipated that increasing numbers of therapeutic genes or targets will become available for targeted therapies.Despite numerous setbacks,efficacious gene and/or cell-based therapies still hold the great promise to revolutionize the clinical management of human diseases.It is wildly recognized that poor gene delivery is the limiting factor for most in vivo gene therapies.There has been a long-lasting interest in using viral vectors,especially adenoviral vectors,to deliver therapeutic genes for the past two decades.Among all currently available viral vectors,adenovirus is the most efficient gene delivery system in a broad range of cell and tissue types.The applications of adenoviral vectors in gene delivery have greatly increased in number and efficiency since their initial development.In fact,among over 2000 gene therapy clinical trials approved worldwide since 1989,a significant portion of the trials have utilized adenoviral vectors.This review aims to provide a comprehensive overview on the characteristics of adenoviral vectors,including adenoviral biology,approaches to engineering adenoviral vectors,and their applications in clinical and preclinical studies with an emphasis in the areas of cancer treatment,vaccination and regenerative medicine.Current challenges and future directions regarding the use of adenoviral vectors are also discussed.It is expected that the continued improvements in adenoviral vectors should provide great opportunities for cell and gene therapies to live up to its enormous potential in personalized medicine. | Cody S.Lee Elliot S.Bishop Ruyi Zhang Xinyi Yu Evan M.Farina Shujuan Yan Chen Zhao Zongyue Zeng Yi Shu Xingye Wu Jiayan Lei Yasha Li Wenwen Zhang Chao Yang Ke Wu Ying Wu Sherwin Ho Aravind Athiviraham Michael J.Lee Jennifer Moriatis Wolf Russell R.Reid Tong-Chuan He | 2017 | Genes & Diseases2017,4,2: | 19 |
| 8 | An Integrated Analysis of Risk Factors of Cognitive Impairment in Patients with Severe Carotid Artery Stenosis显示文摘Objective To investigate cognitive dysfunction in patients with carotid artery stenosis(CAS) and potential risk factors related to cognitive-especially memory-dysfunction. Methods Forty-seven patients with carotid artery stenosis were recruited into our study cohort. The Mini-Mental State Examination(MMSE) and the Montreal Cognitive Assessment(MoCA) were adopted to assess cognitive function, the Wechsler Memory Scale(WMS) to assess memory function, high-resolution MRI and enhanced ultrasound to evaluate carotid plaques, and computed tomography perfusion(CTP) imaging to evaluate intracranial blood perfusion. Single-factor analysis and multiple-factor regression analysis were used to analyze potential risk factors of cognitive impairment. Results Mini-Mental State Examination test results showed that 22 patients had cognitive impairment, and MoCA test results showed that 10 patients had cognitive impairment. Analysis of various risk factors indicated that the average memory quotient of female patients was higher than that of males(P = 0.024). The cognitive and memory performance of those with an educational background above high school were significantly better than those of participants with high school or lower(P = 0.045). Patients with abnormal intracranial perfusion performed worse on the MMSE test(P = 0.024), and their WMS scores were significantly lower(P = 0.007). The MMSE scores and the memory quotients were significantly lower in patients with a history of cerebral infarction(MMSE, P = 0.047, memory quotient score, P = 0.018). Conclusion A history of cerebral infarction and abnormal cerebral perfusion are associated with decline in overall cognitive function and memory in patients with carotid stenosis. Being female and having an educational background above high school may be protective factors in the development of cognitive dysfunction. | LUO Ru Tao WANG Pei Jiong DENG Xiao Feng ZHOU Shu Jie ZHAO Meng QIAN Jing ZHANG Dong WANG Rong ZHANG Yan | 2018 | Biomedical and Environmental Sciences2018,31,11: | 17 |
| 9 | Scutellarin protects oxygen/glucose-deprived astrocytes and reduces focal cerebral ischemic injury显示文摘Scutellarin, a bioactive flavone isolated from Scutellaria baicalensis, has anti-inflammatory, anti-neurotoxic, anti-apoptotic and anti-oxidative effects and has been used to treat cardiovascular and cerebrovascular diseases in China. However, the mechanisms by which scutellarin mediates neuroprotection in cerebral ischemia remain unclear. The interaction between scutellarin and nicotinamide adenine dinucleotide phosphate oxidase 2(NOX2) was assessed by molecular docking study, which showed that scutellarin selectively binds to NOX2 with high affinity. Cultures of primary astrocytes isolated from the cerebral cortex of neonatal Sprague-Dawley rats were pretreated with 2, 10 or 50 μM scutellarin for 30 minutes. The astrocytes were then subjected to oxygen/glucose deprivation by incubation for 2 hours in glucose-free Dulbecco's modified Eagle's medium in a 95% N2/5% CO_2 incubator, followed by simulated reperfusion for 22 hours. Cell viability was assessed by cell counting kit-8 assay. Expression levels of NOX2, connexin 43 and caspase-3 were assessed by western blot assay. Reactive oxygen species were measured spectrophotometrically. Pretreatment with 10 or 50 μM scutellarin substantially increased viability, reduced the expression of NOX2 and caspase-3, increased the expression of connexin 43, and diminished the levels of reactive oxygen species in astrocytes subjected to ischemia-reperfusion. We also assessed the effects of scutellarin in vivo in the rat transient middle cerebral artery occlusion model of cerebral ischemia-reperfusion injury. Rats were given intraperitoneal injection of 100 mg/kg scutellarin 2 hours before surgery. The Bederson scale was used to assess neurological deficit, and 2,3,5-triphenyltetrazolium chloride staining was used to measure infarct size. Western blot assay was used to assess expression of NOX2 and connexin 43 in brain tissue. Enzyme-linked immunosorbent assay was used to detect 8-hydroxydeoxyguanosine(8-OHd G), 4-hydroxy-2-nonenal(4-HNE) and 3-nitrotyrosin(3-NT) in brain tissue. Immunofluorescence double staining was used to determine the co-expression of caspase-3 and Neu N. Pretreatment with scutellarin improved the neurological function of rats with focal cerebral ischemia, reduced infarct size, diminished the expression of NOX2, reduced levels of 8-OHd G, 4-HNE and 3-NT, and reduced the number of cells co-expressing caspase-3 and Neu N in the injured brain tissue. Furthermore, we examined the effect of the NOX2 inhibitor apocynin. Apocynin substantially increased connexin 43 expression in vivo and in vitro. Collectively, our findings suggest that scutellarin protects against ischemic injury in vitro and in vivo by downregulating NOX2, upregulating connexin 43, decreasing oxidative damage, and reducing apoptotic cell death. | Jing-Bo Sun Yan Li Ye-Feng Cai Yan Huang Shu Liu Patrick KK Yeung Min-Zhen Deng Guang-Shun Sun Prince LM Zilundu Qian-Sheng Hu Rui-Xin An Li-Hua Zhou Li-Xin Wang Xiao Cheng | 2018 | Neural Regeneration Research2018,13,8: | 16 |
| 10 | "Fast-track" and "Minimally Invasive" Surgery for Gastric Cancer显示文摘 | Xin-Xin Liu Hua-Feng Pan Zhi-Wei Jiang Shu Zhang Zhi-Ming Wang Ping Chen Yan Zhao Gang Wang Kun Zhao Jie-Shou Li | 2016 | Chinese Medical Journal2016,,19: | 15 |
| 11 | Jurassic sedimentary features and tectonic settings of southeastern China显示文摘Two types of the Jurassic basins are distinguished in SE China based on their geodynamic features: the Late Triassic-Early Jurassic post-orogenic basins and the Middle Jurassic intra-continental extensional basins. The Lower Jurassic sequence shows a change from coarseto fine-grained accumulation, suggesting a gradually deepening depositional environment from river to shore-lake and to deep-water lake. In contrast, the Middle Jurassic accumulation was changed from claystone to conglomerate along the coastal provinces in SE China, indicative of an initial crustal uplift. The Wuyi Mountains have been a paleogeograghic separating zone since the Middle Jurassic. The Late Jurassic strata are absent in most areas of SE China. A large-scale bimodal intra-continental rift-type volcanism occurred during the Middle Jurassic along a 40-60 km wide and 200 km long area in western Fujian and southern Jiangxi provinces, which is most likely the strongest volcanism in SE China since the Cambrian. The SHRIMP zircon U-Pb analyses on the rhyolite from the Dongkeng basin in the southern Jiangxi area yield a concord U-Pb age of 160±0.5 Ma, providing an upper age limit for the bimodal volcanic eruption. The analyses of the basin features indicate a change of the depositional environment during the interval from Middle Triassic to Late Triassic from a shallow-sea to an intra-continent in SE China in response to the strong collision between the Yangtze and North China Blocks. Sedimentary structures record a southward direction of Early Jurassic paleo-currents, reflecting that their source areas were to the north side. We propose that the Wuyi region was uplifted as early as Middle Jurassic, followed by a wide E-W-trending extended depression and bimodal volcanism in the western foot of the Wuyi Mountains. Presumably the uplift of the Wuyi domain changed the Middle Jurassic paleo geographic outline and formed the transformational tectonic regime from compression to extension as a tectonic response to the Pacific plate subduction. | SHU LiangShu WANG Yan SHA JinGeng JIANG ShaoYong YU JinHai WANG YanBin | 2009 | Science China Earth Sciences2009,52,12: | 15 |
| 12 | Effect of Kuanxiong Aerosol(宽胸气雾剂)on Patients with Angina Pectoris:A Non-inferiority Multi-center Randomized Controlled Trial显示文摘Objective: To evaluate the effect and safety of Kuanxiong Aerosol(宽胸气雾剂, KA) on patients with angina pectoris. Methods: Block randomization was performed to randomly allocate 750 patients into KA(376 cases) and control groups(374 cases). During an angina attack, the KA group received 3 consecutive sublingual sprays of KA(0.6 m L per spray). The control group received 1 sublingual nitroglycerin tablet(NT, 0.5 mg/tablet). Log-rank tests and Kaplan-Meier estimations were used to estimate the angina remission rates at 6 time-points after treatment(1, 2, 3, 4, 5, and >5 min). Logistic regression analysis was performed to observe the factors influencing the rate of effective angina remission, and the remission rates and incidences of adverse reactions were compared for different Canadian Cardiovascular Society(CCS) classes of angina. Results: The 5-min remission rates in the KA and control groups were not significantly different(94.41% vs. 90.64%, P>0.05). The angina CCS class significantly influenced the rate of remission (95% confidence interval = 0.483–0.740, P<0.01). In the CCS subgroup analysis, the 3-and 5-min remission rates for KA and NT were similar in the CCSⅠ and Ⅳ subgroups(P>0.05), while they were significantly better for KA in the CCSⅡ and Ⅲ subgroups(P<0.05 or P<0.01). Furthermore, the incidence of adverse reactions was significantly lower in the KA group than in the control group for the CCSⅡ and Ⅲ subgroups(9.29% vs. 26.22%, 10.13% vs. 20.88%, P<0.05 or P<0.01). Conclusions: KA is not inferior to NT in the remission of angina. Furthermore, in CCSⅡ and Ⅲ patients, KA is superior to NT, with a lower incidence of adverse reactions. | YANG Qiao-ning BAI Rui-na DONG Guo-ju GE Chang-jiang ZHOU Jing-min HUANG Li HE Yan WANG Jun REN Ai-hua HUANG Zhan-quan ZHU Guang-li LU Shu XIONG Shang-quan XIAN Shao-xiang ZHU Zhi-jun SHI Da-zhuo LU Shu-zheng LI Li-zhi CHEN Ke-ji | 2018 | Chinese Journal of Integrative Medicine2018,24,5: | 15 |
| 13 | Almost Sure Convergence Theorem and Strong Stability for Weighted Sums of NSD Random Variables显示文摘In this paper, Kolmogorov-type inequality for negatively superadditive dependent (NSD) random variables is established. By using this inequality, we obtain the almost sure convergence for NSD sequences, which extends the corresponding results for independent sequences and negatively associated (NA) sequences. In addition, the strong stability for weighted sums of NSD random variables is studied. | Yan SHEN Xue Jun WANG Wen Zhi YANG Shu He HU | 2013 | Acta Mathematica Sinica,English Series2013,29,4: | 14 |
| 14 | Simultaneous virus identification and characterization of severe unexplained pneumonia cases using a metagenomics sequencing technique显示文摘Many viruses can cause respiratory diseases in humans.Although great advances have been achieved in methods of diagnosis,it remains challenging to identify pathogens in unexplained pneumonia(UP) cases.In this study,we applied next-generation sequencing(NGS) technology and a metagenomic approach to detect and characterize respiratory viruses in UP cases from Guizhou Province,China.A total of 33 oropharyngeal swabs were obtained from hospitalized UP patients and subjected to NGS.An unbiased metagenomic analysis pipeline identified 13 virus species in 16 samples.Human rhinovirus C was the virus most frequently detected and was identified in seven samples.Human measles virus,adenovirus B 55 and coxsackievirus A10 were also identified.Metagenomic sequencing also provided virus genomic sequences,which enabled genotype characterization and phylogenetic analysis.For cases of multiple infection,metagenomic sequencing afforded information regarding the quantity of each virus in the sample,which could be used to evaluate each viruses' role in the disease.Our study highlights the potential of metagenomic sequencing for pathogen identification in UP cases. | Xiaohui Zou Guangpeng Tang Xiang Zhao Yan Huang Tao Chen Mingyu Lei Wenbing Chen Lei Yang Wenfei Zhu Li Zhuang Jing Yang Zhaomin Feng Dayan Wang Dingming Wang Yuelong Shu | 2017 | Science China(Life Sciences)2017,60,3: | 14 |
| 15 | Genotype × environmental interaction by AMMI and GGE biplot analysis for the provenances of Michelia chapensis in South China显示文摘A provenance trial of Michelia chapensis Dandy in the south of China was carried out in three sites to assess yield and stability analyses. The trials were conducted as randomized, complete block designs with four replications at each site. Additive main effects and multiplicative interaction(AMMI) and genotype main effect and genotype 9 environment interaction(GGE) were employed in the evaluation of provenances; AMMI analyses showed that significant genotype 9 environment interaction effects(P \ 0.05) existed between provenances, capturing 15.11 % of the total sum of squares. The AMMI stability value revealed that provenance 2 was stable, but had low yield. GGE-biplot models showed that provenances 7, 8, 10, and 11 were more stable and highyielding. The GGE results also confirmed that among the three sites, site Jiu Qu Shui was the most ideal environment for representation and discrimination. | Runhui Wang Dehuo Hu Huiquan Zheng Shu Yan Ruping Wei | 2016 | Journal of Forestry Research2016,27,3: | 13 |
| 16 | Synthesis and characterization of lower generation broom molecules显示文摘与亢奋的分支被迈克尔增加与 dodecylamine 和甲基压克力在甲醇综合的十二烷基组一起的树枝状的分子作为原料吃了。这新型的树枝状的分子生动地被叫“在这的扫帚分子”报导。扫帚分子的水溶液的表面张力解雇了氨基的组被使用落下卷方法测量。为油 / 水(O/W ) 的扫帚分子的反乳化表演模仿了原油乳状液被检验。试验性的结果揭示了那,作为一表面活化剂新型,扫帚分子解雇了为 O/W 给反乳化看的氨基的组模仿的原油乳状液。 | Jun Wang Cui Qin Li Shu Yan Zhang Fang Sun Teng Jie Ge | 2008 | Chinese Chemical Letters2008,19,1: | 13 |
| 17 | A comparative study of natural and experimental nano-sized grinding grain textures in rocks显示文摘In three shallow-level fault systems in eastern China, nano-sized (30―100 nm) grinding grain textures are found in the thin-shelled rheological layer representing frictional-viscous high strain field. The surface layer near slipping plane is composed of stacks of grinding grains with high sphericity and uniform nano-sized diameter, while the underlying layer appears as a mixture of irregular ones with diverse diameters. Rock deformation experiments indicate that the grinding grain texture is a common phenomenon in shearing fractures, suggesting a potential transition from sliding friction to rolling one during the rock deformation process. This transition is crucial for many tribological processes in geo- logical fields. | SUN Yan SHU LiangShu LU XianCai LIU Hao ZHANG XiHui K. KOSAKA LIN AiMing | 2008 | Chinese Science Bulletin2008,53,8: | 13 |
| 18 | Antioxidant and cardioprotective effects of Ilex cornuta on myocardial ischemia injury显示文摘Previous studies have indicated that the Ilex genus exhibits antioxidant, neuroprotective, hepatoprotective, and antiinflammatory activities. However, the pharmacologic action and mechanisms of Ilex cornuta against cardiac diseases have not yet been explored. The present study was designed to investigate the antioxidant and cardioprotective effects of Ilex cornuta root with in vitro and in vivo models. The anti-oxidative effects of the extract of Ilex cornuta root(ICR) were measured by 2, 2-diphenyl-1- picrylhydrazyl(DPPH) free-radical scavenging and MTT assays as well as immunoassay. Furthermore, a rat model of myocardial ischemia was established to investigate the cardioprotective effect of ICR in vivo. Eight compounds were isolated and identified from ICR and exhibited DPPH free-radical scavenging activities. They also could increase cell viability and inhibit morphological changes induced by H_2O_2 or Na_2S_2O_4 in H9c2 cardiomyocytes, followed by increasing the SOD activities and decreasing the MDA and ROS levels. In addition, it could suppress the apoptosis of cardiomyocytes. In the rat model of myocardial ischemia, ICR decreased myocardial infarct size and suppressed the activities of LDH and CK. Furthermore, ICR attenuated histopathological alterations of heart tissues and the MDA levels, while increasing SOD activities in serum. In conclusion, these results suggest that ICR has cardioprotective activity and could be developed as a new food supplement for the prevention of ischemic heart disease. | YUAN Yan PAN Shu YANG Shi-Lin LIU Yan-Li XU Qiong-Ming | 2017 | Chinese Journal of Natural Medicines2017,15,2: | 13 |
| 19 | Transboundary hydrological effects of hydropower dam construction on the Lancang River显示文摘 | HE Daming FENG Yan GAN Shu Darrin Magee YOU Weihong | 2006 | Chinese Science Bulletin2006,51,B11: | 13 |
| 20 | Associations of big endothelin-1 and C-reactive protein in atrial fibrillation显示文摘 | Li-Hui ZHENG Wei SUN Yan YAO Bing-Bo HOU Yu QIAO Shu ZHANG | 2016 | Journal of Geriatric Cardiology2016,13,5: | 13 |