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| 1 | Cold-chain food contamination as the possible origin of COVID-19 resurgence in Beijing显示文摘COVID-19,caused by SARS-CoV-2[1,2],has been contained in China through stringent non-pharmaceutical interventions.Border control and quarantine have effectively prevented the virus from being spread by infected travellers,but the risk of resurgence caused by other routes of introduction and transmission remains unclear,and current strategies to prevent resurgence could be flawed.Since July,SARS-CoV-2 RNA contaminations in frozen food imported from countries with ongoing epidemics have been reported in nine provinces in China[3,4].However,there is no robust evidence of COVID-19 outbreaks initiated by environmentto-human transmission.Here we add to evidence of such transmission by investigating the recent COVID-19 resurgence in Beijing. | Xinghuo Pang Lili Ren Shuangsheng Wu Wentai Ma Jian Yang Lin Di Jie Li Yan Xiao Lu Kang Shichang Du Jing Du Jing Wang Gang Li Shuguang Zhai Lijuan Chen Wenxiong Zhou Shengjie Lai Lei Gao Yang Pan Quanyi Wang Mingkun Li Jianbin Wang Yanyi Huang Jianwei Wang COVID-19 Field Response Group COVID-19 Laboratory Testing Group | 2020 | National Science Review2020,7,12: | 51 |
| 2 | Correlations Between Foliar Stable Carbon Isotope Composition and Environmental Factors in Desert Plant Reaumuria soongorica (Pall.) Maxim.显示文摘Leaves of 407 individuals of Reaumuria soongorica (Pall.) Maxim. collected from the major distribution areas were measured to investigate the distribution characteristics of the stable carbon isotope in this desert plant, as well as correlations between δ13C values and environmental factors. Results showed that δ13C values in R. soongorica ranged from-22.77‰. to-29.85‰. and that the mean δ13C value (-26.52‰)was higher than a previously reported δ13C value for a different desert ecosystem. This indicates that R.soongorica belongs to the C3 photosynthetic pathway and has higher water use efficiency than other species. The correlations between δ13C values and environmental factors demonstrated that the foliar δ13C values in R. soongorica increased significantly with decreasing mean annual precipitation and mean relative humidity, and decreased with decreasing duration of sunshine and evaporation. The spatial distribution trend of δ13C values in R. soongorica was not obvious and there was no significant correlation between the δ13C values and mean annual temperature. We conclude that different distribution trends in δ13C values for R. soongorica were likely caused by stomatal limitation rather than by nutrient-related changes in photosynthetic efficiency and that precipitation played an important role in the wide distribution range of R.soongorica. This pattern of δ13C values for R. soongorica reinforced that it is a super-xerophil in terms of its adaptive strategies to a desert environment. | Jian-Ying MA Tuo CHEN Wei-Ya QIANG Gang WANG | 2005 | Journal of Integrative Plant Biology2005,47,9: | 42 |
| 3 | The Genome of Artemisia annua Provides Insight into the Evolution of Asteraceae Family and Artemisinin Biosynthesis显示文摘Artemisia annua,通常已知的同样香甜的苦恼或 Qinghao,是到中国的一个灌木土著人并且长被用于药用的目的。A。annua 现在作为有势力抗疟药混合物的唯一的生来的来源全球性被栽培, artemisinin。这里,我们报导 A 的 1.74-gigabase 染色体的一个高质量的草稿集会。annua,高度异质接合,富于重复定序,并且包含 63 ? 226 编码蛋白质的基因,在定序的植物种类之中的最大的数字之一。我们发现了那,作为在 Asteraceae 的一些定序的染色体之一, A。annua 染色体包含对这大被子植物 clade 特定的很多基因。尤其是,扩大和编码涉及萜烯生合成的酶的基因的功能的多样化与 artemisinin biosynthetic 小径的进化一致。我们进一步由介绍那 A 的 transcriptome 揭示了。annua 发展了复杂 transcriptional 规章的网络位于 \O 下面 artemisinin 生合成。把转基因的 A 基于我们产生了的全面 genomic 和 transcriptomic 分析。artemisinin 高级的生产的 annua 线,它现在为大规模生产准备好了并且将从而帮助遇见增加 artemisinin 的全球需求的挑战。 | Qian Shen Lida Zhang Zhihua Liao Shengyue Wang Tingxiang Yan Pu Shi Meng Liu Xueqing Fu Qifang Pan Yuliang Wang Zongyou Lv Xu Lu Fangyuan Zhang Weimin Jiang Yanan Ma Minghui Chen Xiaolong Hao Ling Li Yueli Tang Gang Lv Yan Zhou Xiaofen Sun Peter E. Brodelius Jocelyn K.C. Rose Kexuan Tang | 2018 | Molecular Plant2018,11,6: | 47 |
| 4 | Latest Progress of the Chinese Meteorological Satellite Program and Core Data Processing Technologies显示文摘In this paper,the latest progress,major achievements and future plans of Chinese meteorological satellites and the core data processing techniques are discussed.First,the latest three FengYun(FY)meteorological satellites(FY-2H,FY-3D,and FY-4A)and their primary objectives are introduced Second,the core image navigation techniques and accuracies of the FY meteorological satellites are elaborated,including the latest geostationary(FY-2/4)and polar-orbit(FY-3)satellites.Third,the radiometric calibration techniques and accuracies of reflective solar bands,thermal infrared bands,and passive microwave bands for FY meteorological satellites are discussed.It also illustrates the latest progress of real-time calibration with the onboard calibration system and validation with different methods,including the vicarious China radiance calibration site calibration,pseudo invariant calibration site calibration,deep convective clouds calibration,and lunar calibration.Fourth,recent progress of meteorological satellite data assimilation applications and quantitative science produce are summarized at length.The main progress is in meteorological satellite data assimilation by using microwave and hyper-spectral infrared sensors in global and regional numerical weather prediction models.Lastly,the latest progress in radiative transfer,absorption and scattering calculations for satellite remote sensing is summarized,and some important research using a new radiative transfer model are illustrated. | Peng ZHANG Qifeng LU Xiuqing HU Songyan GU Lei YANG Min MIN Lin CHEN Na XU Ling Sun Wenguang BAI Gang MA Di XIAN | 2019 | Advances in Atmospheric Sciences2019,36,9: | 26 |
| 5 | Sulforaphane protects liver injury induced by intestinal ischemia reperfusion through Nrf2-ARE pathway显示文摘AIM: To investigate the effect of sulforaphane (SFN) on regulation of NF-E2-related factor-2 (Nrf2)-antiox-idant response element (ARE) pathway in liver injury induced by intestinal ischemia/reperfusion (I/R). METHODS: Rats were divided randomly into four ex-perimental groups: control, SFN control, intestinal I/R and SFN pretreatment groups (n = 8 in each group). The intestinal I/R model was established by clamping the superior mesenteric artery for 1 h and 2 h reperfu-sion. In the SFN pretreatment group, surgery was performed as in the intestinal I/R group, with intraperitoneal administration of 3 mg/kg SFN 1 h before the op-eration. Intestine and liver histology was investigated. Serum levels of aspartate aminotransferase (AST), and alanine aminotransferase (ALT) were measured. Liver tissue superoxide dismutase (SOD), myeloperoxidase (MPO), glutathione (GSH) and glutathione peroxidase (GSH-Px) activity were assayed. The liver transcription factor Nrf2 and heme oxygenase-1 (HO-1) were determined by immunohistochemical analysis and Western blotting analysis.RESULTS: Intestinal I/R induced intestinal and liver injury, characterized by histological changes as well as a signif icant increase in serum AST and ALT levels (AST: 260.13 ± 40.17 U/L vs 186.00 ± 24.21 U/L, P < 0.01; ALT: 139.63 ± 11.35 U/L vs 48.38 ± 10.73 U/L, P < 0.01), all of which were reduced by pretreatment with SFN, respectively (AST: 260.13 ± 40.17 U/L vs 216.63 ± 22.65 U/L, P < 0.05; ALT: 139.63 ± 11.35 U/L vs 97.63 ± 15.56 U/L, P < 0.01). The activity of SOD in the liver tissue decreased after intestinal I/R (P < 0.01), which was enhanced by SFN pretreatment (P < 0.05). In ad-dition, compared with the control group, SFN markedly reduced liver tissue MPO activity (P < 0.05) and elevat-ed liver tissue GSH and GSH-Px activity (P < 0.05, P < 0.05), which was in parallel with the increased level of liver Nrf2 and HO-1 expression.CONCLUSION: SFN pretreatment attenuates liver injury induced by intestinal I/R in rats, attributable to the antioxidant effect through Nrf2-ARE pathway. | Zhao, Hai-Dong Zhang, Feng Shen, Gang Li, Yu-Bing Li, Ying-Hua Jing, Hui-Rong Ma, Ling-Fei Yao, Ji-Hong Tian, Xiao-Feng | 2010 | World Journal of Gastroenterology2010,16,24: | 23 |
| 6 | Bispectral index monitoring prevent awareness during total intravenous anesthesia: a prospective, randomized, double-blinded, multi-center controlled trial显示文摘背景了解是一般 anesthesia.In 中国的严肃的复杂并发症, intraoperative 了解的发生在经历全部的静脉内的麻醉( TIVA )的病人是 1 .In 这研究,我们比较了在指导的 Bispectral 索引(二度)和平淡的 TIVA 协议之间的了解的发生并且在阻止 awareness.Methods A 上评估了二度的效果未来,使随机化, 双blinded , multicenter 控制了试用 performed.Patients ( 18 岁)正在经历 TIVA 随机 | ZHANG Chen XU Liang MA Ya-qun SUN Yan-xia LI Yan-hong ZHANG Liang FENG Chun-sheng LUO Bing ZHAO Zhen-long GUO Jian-rong JIN Yao-jun WU Gang YUAN Wei YUAN Zhi-guo YUE Yun | 2011 | Chinese Medical Journal2011,,22: | 22 |
| 7 | The second natural gas hydrate production test in the South China Sea显示文摘Clayey silt reservoirs bearing natural gas hydrates(NGH)are considered to be the hydrate-bearing reservoirs that boast the highest reserves but tend to be the most difficult to exploit.They are proved to be exploitable by the first NGH production test conducted in the South China Sea in 2017.Based on the understanding of the first production test,the China Geological Survey determined the optimal target NGH reservoirs for production test and conducted a detailed assessment,numerical and experimental simulation,and onshore testing of the reservoirs.After that,it conducted the second offshore NGH production test in 1225 m deep Shenhu Area,South China Sea(also referred to as the second production test)from October 2019 to April 2020.During the second production test,a series of technical challenges of drilling horizontal wells in shallow soft strata in deep sea were met,including wellhead stability,directional drilling of a horizontal well,reservoir stimulation and sand control,and accurate depressurization.As a result,30 days of continuous gas production was achieved,with a cumulative gas production of 86.14×104 m3.Thus,the average daily gas production is 2.87×10^4 m^3,which is 5.57 times as much as that obtained in the first production test.Therefore,both the cumulative gas production and the daily gas production were highly improved compared to the first production test.As indicated by the monitoring results of the second production test,there was no anomaly in methane content in the seafloor,seawater,and atmosphere throughout the whole production test.This successful production test further indicates that safe and effective NGH exploitation is feasible in clayey silt NGH reservoirs.The industrialization of hydrates consists of five stages in general,namely theoretical research and simulation experiments,exploratory production test,experimental production test,productive production test,and commercial production.The second production test serves as an important step from the exploratory production test to experimental production test. | Jian-liang Ye Xu-wen Qin Wen-wei Xie Hai-long Lu Bao-jin Ma Hai-jun Qiu Jin-qiang Liang Jing-an Lu Zeng-gui Kuang Cheng Lu Qian-yong Liang Shi-peng Wei Yan-jiang Yu Chunsheng Liu Bin Li Kai-xiang Shen Hao-xian Shi Qiu-ping Lu Jing Li Bei-bei Kou Gang Song Bo Li He-en Zhang Hong-feng Lu Chao Ma Yi-fei Dong Hang Bian | 2020 | China Geology2020,3,2: | 22 |
| 8 | Effects of aeration method and aeration rate on greenhouse gas emissions during composting of pig feces in pilot scale显示文摘The aim of this study was to uncover ways to mitigate greenhouse gas(GHG) emissions and reduce energy consumption during the composting process. We assessed the effects of different aeration rates(0, 0.18, 0.36, and 0.54 L/(kg dry matter(dm)·min)) and methods(continuous and intermittent) on GHG emissions. Pig feces and corn stalks were mixed at a ratio of 7:1. The composting process lasted for 10 weeks, and the compost was turned approximately every 2 weeks. Results showed that both aeration rate and method significantly affected GHG emissions. Higher aeration rates increased NH3 and N2O losses,but reduced CH4 emissions. The exception is that the CH4 emission of the passive aeration treatment was lower than that of the low aeration rate treatment. Without forced aeration,the CH4 diffusion rates in the center of the piles were very low and part of the CH4 was oxidized in the surface layer. Intermittent aeration reduced NH3 and CH4 losses, but significantly increased N2 O production during the maturing periods. Intermittent aeration increased the nitrification/denitrification alternation and thus enhanced the N2 O production. Forced aeration treatments had higher GHG emission rates than the passive aeration treatment. Forced aeration accelerated the maturing process, but could not improve the quality of the end product. Compared with continuous aeration, intermittent aeration could increase the O2 supply efficiency and reduced the total GHG emission by 17.8%, and this reduction increased to 47.4% when composting was ended after 36 days. | Tao Jiang Guoxue Li Qiong Tang Xuguang Ma Gang Wang Frank Schuchardt | 2015 | Journal of Environmental Sciences2015,27,5: | 21 |
| 9 | Hermetia illucens larvae as a potential dietary protein source altered the microbiota and modulated mucosal immune status in the colon of finishing pigs显示文摘Background: Insects, such as Hermetia illucens larvae, are rich in chitin and proteins, and represent a suitable feed ingredient replacement for animals. However, little is known about the effect of administering H. illucens larvae on intestinal microbiota, bacterial metabolite profiles, and mucosal immune status in animals. This study aimed to investigate the effects of administering H. illucens larvae on colonic microbiota and bacterial metabolites production in finishing pigs. Seventy-two crossbred(Duroc × Landrace × Large White) female pigs(initial body weight, 76.0 ± 0.52 kg) were randomly allocated to three different dietary treatments: a control diet(Control group) and two diets corresponding to 4%(H1 group) and 8%(H2 group) H. illucens larvae inclusion levels, respectively. Each treatment consisted of eight pens(replicates), with three pigs per pen. After 46 days of feeding, eight pigs per treatment(n =8) were slaughtered, and the colonic digesta and mucosa were collected for microbial composition and microbial fermentation products, and genes expression analyses.Results: The results showed that the H1 diet significantly increased the abundance of Lactobacillus,Pseudobutyrivibrio, Roseburia, and Faecalibacterium compared with those in the control group(P < 0.05), with a decrease in the abundance of Streptococcus. The numbers of Lactobacillus, Roseburia, and Clostridium cluster XIVa were significantly greater in the H1 group than in the control group(P < 0.05). Meanwhile, H2 diet increased the number of Clostridium cluster XIVa compared with the control group(P < 0.05). For colonic metabolites, total short chain fatty acids, butyrate, and isobutyrate concentrations were significantly higher in the H1 group than those in the control group(P < 0.05);the H1 treatment caused a striking decrease in protein fermentation compared with the control group, as the concentrations of total amines, cadaverine, tryptamine, phenol, p-cresol, and skatole were significantly lower(P < 0.05). Additionally, H2 diet also increased butyrate concentration compared with control group(P < 0.05), while decreased the concentrations of phenol, p-cresol, and skatole(P < 0.05). Pigs in the H1 group down-regulated the expression of TLR-4 and pro-inflammatory cytokines(IFN-γ) compared with pigs in the control group(P < 0.05), and up-regulated anti-inflammatory cytokine(IL-10) and intestinal barrier genes(ZO-1, occludin, and mucin-1). H2 diet up-regulated the expression of ZO-1 compared with control group(P < 0.05). Furthermore, the changes in the colonic mucosal gene expression were associated with changes in the bacterial composition and their metabolites.Conclusions: Collectively, dietary inclusion of Hermetia illucens larvae may enhance mucosal immune homeostasis of pigs via altering bacterial composition and their metabolites. These findings provide a new perspective on insect meal as a sustainable protein source rich in nutrient ingredients for swine. | Miao Yu Zhenming Li Weidong Chen Ting Rong Gang Wang Xianyong Ma | 2019 | Journal of Animal Science and Biotechnology2019,10,4: | 21 |
| 10 | Effects of Urea and Controlled Release Urea Fertilizers on Methane Emission from Paddy Fields: A Multi-Year Field Study显示文摘A four-year(2008–2011) field study was implemented in a major rice-growing region of China to better understand the effect of urea and controlled release fertilier(CRF, thermoplastic resin-coated urea in this study) on CH4 emission from paddy fields. Over the four years, the average CH4 emission during the rice growing seasons was 76.9, 65.8 and 64.9 kg CH4ha-1in treatments CK(zero N), U(urea) and C(CRF), respectively. Urea and CRF significantly reduced CH4 emission by 14.4% and 15.6%, and increased average rice grain yield by 25.8% and 19.7%(P < 0.05), respectively, compared with treatment CK. Flooding duration would affect CRF's effect on CH4 emission from paddy fields. Under normal aeration conditions, CH4 emission tended to be 3.9%–15.2% lower in treatment C than in treatment U from 2009 to 2011, while it tended to be 4.2% higher under delayed aeration conditions in 2008. The findings suggest that mid-season aeration(MSA) starting on D30(30 days after rice transplanting), just like the local practice, would optimize the CRF's effect on CH4 emission from rice fields in China. Over the four years, average rice yield did not differ between treatments U and C, and tended to be 5% lower in treatment C than in treatment U. | JI Yang LIU Gang MA Jing ZHANG Guang-Bin XU Hua | 2014 | Pedosphere2014,24,5: | 21 |
| 11 | Recanalization of extracranial internal carotid artery occlusion A 12-year retrospective study显示文摘This study aimed to summarize therapy experience of carotid endarterectomy, carotid endarterec-tomy combined with Fogarty catheter embolectomy, and hybrid surgery for the treatment of extrac-ranial internal carotid artery occlusion. The study included 65 patients with extracranial internal ca-rotid artery occlusion who underwent carotid endarterectomy, carotid endarterectomy combined with Fogarty catheter embolectomy, or hybrid surgery in the Department of Neurosurgery, Xuanwu Hospital, Capital Medical University, China between January 2006 and December 2012. Prior to surgery, all patients underwent perfusion CT or xenon CT to evaluate the occlusion. The procedure for each patient was chosen according to digital subtraction angiography data. The carotid artery was successfully recanalized in 46 of 51 patients who underwent carotid endarterectomy, 9 of 10 patients who underwent carotid endarterectomy combined with Fogarty catheter embolectomy, and 3 of 4 patients who underwent hybrid surgery. In patients with symptomatic carotid artery occlusion, the carotid artery can be recanalized by choosing a treatment procedure based on imaging ex-amination findings. | Liqun Jiao Gang Song Yang Hua Yan Ma Yanfei Chen Yabing Wang Feng Ling | 2013 | Neural Regeneration Research2013,8,23: | 19 |
| 12 | Darwin:a neuromorphic hardware co-processor based on Spiking Neural Networks显示文摘Broadly speaking, the goal of neuromorphic engineering is to build computer systems that mimic the brain. Spiking Neural Network(SNN) is a type of biologically-inspired neural networks that perform information processing based on discrete-time spikes, different from traditional Artificial Neural Network(ANN).Hardware implementation of SNNs is necessary for achieving high-performance and low-power. We present the Darwin Neural Processing Unit(NPU), a neuromorphic hardware co-processor based on SNN implemented with digitallogic, supporting a maximum of 2048 neurons, 20482= 4194304 synapses, and 15 possible synaptic delays.The Darwin NPU was fabricated by standard 180 nm CMOS technology with an area size of 5 × 5 mm2and70 MHz clock frequency at the worst case. It consumes 0.84 m W/MHz with 1.8 V power supply for typical applications. Two prototype applications are used to demonstrate the performance and efficiency of the hardware implementation. | Juncheng SHEN De MA Zonghua GU Ming ZHANG Xiaolei ZHU Xiaoqiang XU Qi XU Yangjing SHEN Gang PAN | 2016 | Science China(Information Sciences)2016,59,2: | 18 |
| 13 | Qingfei Xiaoyan Wan,a traditional Chinese medicine formula, ameliorates Pseudomonas aeruginosa–induced acute lung inflammation by regulation of PI3K/AKT and Ras/MAPK pathways显示文摘Gram-negative pathogen–induced nosocomial infections and resistance are a most serious menace to global public health. Qingfei Xiaoyan Wan(QF), a traditional Chinese medicine(TCM)formula, has been used clinically in China for the treatment of upper respiratory tract infections, acute or chronic bronchitis and pulmonary infection. In this study, the effects of QF on Pseudomonas aeruginosa–induced acute pneumonia in mice were evaluated. The mechanisms by which four typical antiinflammatory ingredients from QF, arctigenin(ATG), cholic acid(CLA), chlorogenic acid(CGA) and sinapic acid(SPA), regulate anti-inflammatory signaling pathways and related targets were investigated using molecular biology and molecular docking techniques. The results showed that pretreatment with QF significantly inhibits the release of cytokines(TNF-α and IL-6) and chemokines(IL-8 and RANTES),reduces leukocytes recruitment into inflamed tissues and ameliorates pulmonary edema and necrosis. In addition, ATG was identified as the primary anti-inflammatory agent with action on the PI3K/AKT and Ras/MAPK pathways. CLA and CGA enhanced the actions of ATG and exhibited synergistic NF-κB inactivation effects possibly via the Ras/MAPK signaling pathway. Moreover, CLA is speculated to target FGFR and MEK firstly. Overall, QF regulated the PI3K/AKT and Ras/MAPK pathways to inhibit pathogenic bacterial infections effectively. | Yuanyuan Hou Yan Nie Binfeng Cheng Jin Tao Xiaoyao Ma Min Jiang Jie Gao Gang Bai | 2016 | Acta Pharmaceutica Sinica B2016,6,3: | 17 |
| 14 | Nonlinear ergodic theorem for semitopological semigroups of non-Lipschitzian mappings in Banach spaces显示文摘LET G be a semitopological semigroup, i. e. G is a semigroup with a Hausdorff topology such that for each s∈G the mapping s|→s·t and s|→t·s from G to G are continuous. G is called right reversible if any two closed left ideals of G have non-void intersection. In this case, (G,≤) is a directed system when the binary relation '≤' on G is defined by a≤b if and only if Let E be the uniformly convex Banach space | LI Gang and MA Jipu1. Department of Mathematics, Yangzhou Normal College, Yangzhou 225002, China 2. Department of Mathematics, Nanjing University, Nanjing 210093, China | 1997 | Chinese Science Bulletin1997,42,1: | 16 |
| 15 | An R2R3-type transcription factor gene AtMYB59 regulates root growth and cell cycle progression in Arabidopsis显示文摘MYB 蛋白质在真核细胞的有机体起重要作用。在植物, R1R2R3 类型 MYB 蛋白质在房间周期控制工作。然而, R2R3 类型 MYB 蛋白质是否也涉及房间部门过程,仍然保持未知。这里,我们报导那 R2R3 类型抄写因素基因, AtMYB59,涉及房间周期前进和根生长的规定。AtMYB59 蛋白质在洋葱的原子核是局部性的表皮的房间并且 transactivation 活动。在酵母房间的 AtMYB59 的表示压制房间增长,和 transformants 与更长的房间有更多的原子核和更高的 aneuploid DNA 内容。在 AtMYB59 的保存领域的变化在酵母细胞生长上废除它的效果。在同步 Arabidopsis 房间暂停, AtMYB59 基因明确地在房间周期前进期间在 S 阶段被表示。表示和 promoter-GUS 分析表明 AtMYB59 基因富有地在根被表示。转基因的植物 overexpressing AtMYB59 更短的根与野类型的植物(Arabidopsis 就职 Col-0 ) 相比,并且在在根尖端的有丝分裂的房间的一半附近在中期。相反地,空变异的 myb59-1 比关口在中期让更长的根和更少有丝分裂的房间,建议那 AtMYB59 可以由扩大有丝分裂的房间的中期禁止根生长。AtMYB59 调整许多下游的基因,包括 CYCB1; 1 基因,可能通过到 MYB 应答的元素的绑定。这些结果在细胞周期规定和植物根生长为 AtMYB59 支持一个角色。 | Rui-Ling Mu Yang-Rong Cao Yun-Feng Liu Gang Lei Hong-Feng Zou Yong Liao Hui-Wen Wang Wan-Ke Zhang Biao Ma Ji-Zhou Du Ming Yuan Jin-Song Zhang Shou-Yi Chen | 2009 | Cell Research2009,19,11: | 16 |
| 16 | The global significance of biodiversity science in China: an overview显示文摘Biodiversity science in China has seen rapid growth over recent decades,ranging from baseline biodiversity studies to understanding the processes behind evolution across dynamic regions such as the Qinghai-Tibetan Plateau.We review research,including species catalogues;biodiversity monitoring;the origins,distributions,maintenance and threats to biodiversity;biodiversity-related ecosystem function and services;and species and ecosystems'responses to global change.Next,we identify priority topics and offer suggestions and priorities for future biodiversity research in China.These priorities include(i)the ecology and biogeography of the Qinghai-Tibetan Plateau and surrounding mountains,and that of subtropical and tropical forests across China;(ii)marine and inland aquatic biodiversity;and(iii)effective conservation and management to identify and maintain synergies between biodiversity and socio-economic development to fulfil China's vision for becoming an ecological civilization.In addition,we propose three future strategies:(i)translate advanced biodiversity science into practice for biodiversity conservation;(ii)strengthen capacity building and application of advanced technologies,including high-throughput sequencing,genomics and remote sensing;and(iii)strengthen and expand international collaborations.Based on the recent rapid progress of biodiversity research,China is well positioned to become a global leader in biodiversity research in the near future. | Xiangcheng Mi Gang Feng Yibo Hu Jian Zhang Lei Chen Richard T.Corlett Alice C.Hughes Stuart Pimm Bernhard Schmid Suhua Shi Jens-Christian Svenning Keping Ma | 2021 | National Science Review2021,8,7: | 16 |
| 17 | Tumour length is an independent prognostic factor of esophageal squamous cell carcinomas显示文摘 | WU Ning PANG Lie-wen CHEN Zhi-ming MA Qin-yun CHEN Gang | 2012 | Chinese Medical Journal2012,,24: | 15 |
| 18 | Influence of HLA-DRB1 alleles and HBV genotypes on interferon-α therapy for chronic hepatitis B显示文摘AIM: To investigate the influence of HLA-DRB1 alleles and HBV genotypes on interferon-α therapy for chronic hepatitis B. METHODS: HLA-DRB1*03, *07, *09, *12, *15 alleles were determined using polymerase chain reaction/sequence specific primer (PCR/SSP) technique in 126 patients with chronic hepatitis B and 76 normal control subjects in Shandong Province, and HBV genotypes were determined by nested-PCR analysis using type-specific primers in 126 patients. RESULTS: The positivity of HLA-DRB1*07 allele in chronic hepatitis B group was significantly higher than that in normal control group (X2=6.33, P<0.025, RR=2.37). Among the 126 patients, genotype B was found in 38 (30.2%), genotype C in 69 (54.8%), and mixed genotype (B+C) in 19 (15.0%), genotypes D-F were not found. Among the 46 DRB1*07(+) patients, 7 were responders and 39 were non-responders among them (X2=6.71, P<0.05). The positivity of HLA-DRB1*07 and prevalence of HBV genotype C were significantly higher in non-responders than in responders. CONCLUSION: High positivities of HLA-DRBI *07 allele and HBV genotype C are closely associated with the lower response to interferon-α therapy for chronic hepatitis B. | Rui-Hai Chu Li-Xian Ma Gang Wang Li-Hua Shao | 2005 | World Journal of Gastroenterology2005,11,30: | 14 |
| 19 | A GPCR/secretase complex regulates β- and γ-secretase specificity for Aβ production and contributes to AD pathogenesis显示文摘尾 - 地点的 Dysregulation 劈开应用软件的酶(BACE ) 或纬 - secretase 导致异常生产淀粉 -- 尾肽(尾) 并且贡献 Alzheimer 的疾病(广告) 的病原学。自从这些 secretases,调停众多的蛋白质的解朊的处理,因为不可避免的不希望得到的副作用,小成功都没被获得由 secretase 禁止者对待广告。因此,解开具有重要性这些 secretases 的规章的机制。这里,我们证明那未 - opioid 受体(欧洲粪金龟子) 支持由 BACE1 和纬 - 处理尾先锋蛋白质(应用软件) secretase,然而并非槽口, N-cadherin 或 APLP 的。进一步的调查表明那只欧洲粪金龟子与 BACE1 和纬 - secretase 形成建筑群,并且欧洲粪金龟子的激活调停为应用软件 endoproteolysis secretases/receptor 建筑群排序的 co-endocytic。受体的机能障碍延迟 BACE1 和纬 - secretase 并且这样的 endocytosis 尾的生产。一致地,击倒或欧洲粪金龟子的 antagonization 减少 secretase 活动并且改善一个尾病理和 A 尾 - 依赖者行为的赤字,但是不影响在广告模型老鼠处理槽口, N-cadherin 或 APLP。我们的学习不仅揭开为为尾生产调整 secretase 的特性而且建议形成的那干预或 GPCR/secretase 建筑群的 trafficking 的 DOR/secretase 建筑群的形成的分子的机制能对广告导致新策略,潜在地与更少副作用。 | Lin Teng Jian Zhao Feifei Wang Lan Ma Gang Pei | 2010 | Cell Research2010,20,2: | 14 |
| 20 | New type of double‑slit interference experiment at Fermi scale显示文摘A new approach that using polarized photon–gluon collisions reported by STAR Collaboration is used to do tomography of the ultrarelativistic nucleus.The collision can be treated as a double-slit experiment at Fermi scale and solves a mystery last over 20 years in extracting the nuclear radius via vector meson photoproduction. | Yu‑Gang Ma | 2023 | Nuclear Science and Techniques2023,34,1: | 14 |