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| 1 | In situ cryogenic Raman spectroscopic studies on the synthetic fluid inclusions in the systems H_(2)O and NaCl-H_(2)O显示文摘Salt-hydrates have diagnostic cryogenic Raman spectra, which can reflect the composition of the parent solutions. As analogue to the natural fluid inclusions, the synthetic inclusions can be used to validate numerous assumptions related to fluid inclu- sion research. They can also be used to test the feasibility of application of laser Raman spectroscopy to individual fluid inclusion analysis. Using the tech- nique proposed by Sterner and Bodnar(1984), syn- thetic inclusions of the systems H2O and NaCl-H2O (with NaCl as 5.12 wt%, 9.06 wt%, 16.6 wt% and 25 wt%) were formed under the pressures from 50Mpa to 100Mpa and at the temperatures from 500℃ to 600℃. In situ cryogenic Raman spectra were col- lected at about –180℃ by combined use of freezing- heating stage and Laser Raman Microscopy. It is shown that hydrohalite (NaCl?2H2O), the salt-hydrate of NaCl in the fluid inclusions has the specific Raman spectrum and can be used as the standard to verify the existence of NaCl in the aqueous inclusions. The crystalline ice other than amorphous ice (glasses) formed from the aqueous phase whthin the synthetic inclusions during the initial freezing, but hydrohalite did not form. Subsequent warming of these inclusions induced a phase change, typically between ap- proximately –40 and –22℃, that represents the hy- drohalite crystallization event but not a eutectic melting event. So, for fluid inclusions in the system NaCl-H2O, interpretation of phase behavior below the eutectic temperature (–20.8℃) should be made with caution. The ratios of the relative intensity and the area of Raman spectra between 3423 cm–1 peak of hydrohalite and 3098 cm–1 peak of ice show positivecorrelations to the salinities in aqueous inclusions, which can be used to determine the salinity of NaCl- H2O system inclusions. | NI Pei DING Junying RAO Bing | 2006 | Chinese Science Bulletin2006,51,1: | 30 |
| 2 | Origin of ore-forming fluids of the Dachang Sn-polymetallic ore deposit: Evidence from helium isotopes显示文摘The ore genesis model for the Dachang Sn-polymetallic ore deposit has long been in dispute, and the major debate focuses on whether the stratiform and massive orebodies formed during the Yanshanian magmatic-hydro-thermal event or they were products of Devonian syn-sedi-mentary exhalative-hydrothermal event. This note presents new helium isotope data from fluid inclusions of four pyrites and one fluorite. The pyrites were collected from the stratiform and massive orebodies in the deposit, and their 3He/4He ratios are significantly higher than 1, ranging from 1.7 to 2.5 Ra, which indicates a mantle component in the responsible hydrothermal fluids. It is suggested that the ore-forming fluids were a mixture of deep circulating seawater and a mantle-derived fluid, which are similar to many of those modern submarine hydrothermal fluids. In contrast, the fluorite, collected from a granite-related hydrothermal vein in the deposit, shows a low 3He/4He ratio of 0.7 Ra, which indicates no mantle component | Kuidong Zhao Shaoyong Jiang Hongquan Xiao Pei Ni | 2002 | Chinese Science Bulletin2002,47,12: | 28 |
| 3 | Origin of ore-forming fluid in the Piaotang tungsten deposit in Jiangxi Province:Evidence from helium and argon isotopes显示文摘The Piaotang tungsten deposit in Jiangxi Province is one of the most important tungsten deposits in the South China Tungsten Metallogenic Province.In this study,we selected wolframite and chalcopyrite from the main mineralizing stage of the Piaotang tungsten deposit,and analyzed the helium and argon isotopic compositions in fluid inclusions of these minerals.The results show a 3He/4He ratio of 0.17 to 0.86 R/Ra,which fall within the range between continental crust(0.01―0.05 R/Ra) and air-saturated water(1 R/Ra) ,but are significantly lower than those of the normal mantle(6―9 R/Ra) .Their 40 Ar/36 Ar ratios are between 354.5 and 590.7,which are slightly higher than the air-saturated water(295.5) .Along with the other geochemical observation such as the lithium enrichments in the ore bodies and the ore-related granites,we suggest that the ore-forming fluid in the Piaotang tungsten deposit was mainly derived from crustal fluid.It may have mixed with some amounts of air-saturated water,but there was no considerable involvement of mantle-derived fluid. | WANG XuDong 1,2,3,NI Pei 1,2,3,JIANG ShaoYong 1,3,ZHAO KuiDong 1,3 & WANG TianGang 1,2,3 1State Key Laboratory for Mineral Deposits Research,Nanjing University,Nanjing 210093,China 2Institute of Geo-Fluids,Nanjing University,Nanjing 210093,China 3 School of Earth Sciences and Engineering,Nanjing University,Nanjing 210093,China | 2010 | Chinese Science Bulletin2010,55,7: | 26 |
| 4 | BMPs functionally replace KLf4, and support efficient reprogramming of mouse fibroblasts by Oct4 alone显示文摘由定义因素的导致的 pluripotent 干细胞的产生成为了一个有用模型调查 reprogramming 和房间命运决心的机制。然而,基于因素的 reprogramming 的精确机制仍然保持不清楚。这里,我们证明 Klf4 主要在 reprogramming 的起始的阶段行动开始 mesenchymal-to-epithelial 转变并且能是机能上地由骨头代替了形态基因的蛋白质(BMP ) 。BMP 增加了老鼠的 Oct4/Sox2-mediated reprogramming 的效率胚胎的成纤维细胞(MEF ) 到 ~1% 。BMP 也支持了 MEF 和尾巴的单个因素的基于 Oct4 的 reprogramming 胫骨的成纤维细胞。我们的研究在 reprogramming 澄清 Klf4 的贡献并且在区分的房间作为 pluripotency 的单个 setter 建立 Oct4。 | Jiekai Chen Jing Liu Jiaqi Yang You Chen Jing Chen Su Ni Hong Song Lingwen Zeng Ke Ding Duanqing Pei | 2011 | Cell Research2011,21,1: | 26 |
| 5 | Hydrothermal ore deposits in collisional orogens显示文摘Hydrothermal ore deposits at convergent plate boundaries represent extraordinary metal enrichment in the continental crust. They are generally associated with felsic magmatism in extensional settings at high thermal gradients. Although their formation is common during accretionary orogeny, more and more ore deposits have been discovered recently in the collisional orogens of China. Because collisional orogeny was operated in a compressional regime at low thermal gradients, it is not favorable for mobilization of ore-forming elements and thus for the production of hydrothermal ore deposits. Nevertheless, continental collision is generally preceded by oceanic subduction, which enables the preliminary enrichment of ore-forming elements in the mantle wedge due to chemical metasomatism by subducting slab-derived fluids. This gave rise to metal pre-enriched domains in the overriding lithosphere, which may be reactivated by extensional tectonism for hydrothermal mineralization either immediately during accretionary orogeny or at a later time during and after collisional orogeny. It is these tectonic processes that have resulted in the progressive enrichment of ore-forming elements through the geochemical differentiation of the subducting oceanic crust, the metasomatic mantle domains and the mafic juvenile crust, respectively, at different depths. Finally, the reactivation of metal pre-enriched domains by continental rifting in the orogenic lithosphere is the key to the metallogenesis of collisional orogens. | Yongfei Zheng Jingwen Mao Yanjing Chen Weidong Sun Pei Ni Xiaoyong Yang | 2019 | Science Bulletin2019,64,3: | 26 |
| 6 | SHRIMP U-Pb zircon dating for lamprophyre from Liaodong Peninsula: Constraints on the initial time of Mesozoic lithosphere thinning beneath eastern China显示文摘It is undebated fact that the lithospheric mantle beneath eastern China was considerably thinned during the Mesozoic time. However, it has no adequate evidence for the exact timing when the lithosphere thinning started. The Liaodong Peninsula is located in the eastern segment of the North China Craton and is one of the important domains to explore the event of lithosphere thinning. SHRIMP U-Pb zircon dating and geochemical study were carried out for the lamprophyre dike swarm that intruded into the magnesite ore-beds in the Dashiqiao Formation of Paleoproterozoic Liaohe Group at the Huaziyu magnesite ore district, Liaodong Peninsula. The results indicate that these lampro- phyre dikes were intruded in late Jurassic (155±4 Ma) and show some geochemical characteristics of potassic magmas. It is now accepted that the lithosphere thinning took place in the late Mesozoic, and the peak thinning stage occurred in early Cretaceous (130―120 Ma). Considering the potassic mafic magmatism marking the onset of the lithospheric thin- ning, we therefore suggest that the studied late Jurassic potassic lamprophyre dike swarm could imply that the late Jurassic is the time that lithosphere thinning started. | JIANG Yaohui JIANG Shaoyong ZHAO Kuidong NI Pei LING Hongfei LIU Dunyi | 2005 | Chinese Science Bulletin2005,50,22: | 22 |
| 7 | 利用H_2O-Nacl-CaCl_2体系水盐化合物和冰的融化温度计算NaCl/(Nacl+CaCl_2)比值和盐度的方程显示文摘The composition of fluid inclusions in the H_2O-NaCl-CaCl_2 system has been generally graphically estimated using the melting temperatures of hydrohalite(T_(m-HH))and ice(T_(m-ice)).Here we present two equations that can be used to calculate the relative proportion of NaCl(i.e.,NaCl/[NaCl+CaCl_2],or X_(NaCl))and the total salinity( i.e.,NaC1 + CaC12,wt% )for fluid inclusions with ice as the last melting phase.X_(NaCl)can be calculated from T_(m-HH)using the following equation: y=(a+bx)^(-1/c) where y is X_(NaCl),x is T_(m-HH),a=0.33124402,b=-0.031518028,and c=0.22932736.In the cases where only T_(m-ice)is measured and T_(m-HH)is not known,T_(m-ice)can be used as the maximum possible TIn.nil to calculate the maximum value of X_(NaCl)using the above equation.In these cases,the following equation can be used to calculate the maximum total salinity: y=(a+bx+cx^2)^(-1) where y is salinity,x is T_(m-HH),a=0.057184817,b=0.00078565757,and c=5.7262766E-6.Because the isothems in the field of ice are sub-parallel to the NaCl-CaCl_2 binary side in the H20-NaC1-CaC12 ternary system,the errors in salinity calculation introduced by the above approximation are small(less than 2 wt% ).A Windows program for calculation of X_(NsCl)and salinity is available at: http://uregina.ca/~chiguox. | GuoXiang CHI~(1*) Pei NI~(2**) 1.Department of Geology,University of Regina,3737 Wascana Parkway,Regina,Saskatchewan,Canada S4S 0A2 2.State Key Laboratory for Mineral Deposit Research,Institute of Geo-fluid Research,Department of Earth Science,Nanjing University,Nanjing 210093,China | 2007 | 岩石学报2007,23,1: | 18 |
| 8 | W55a Encodes a Novel Protein Kinase That Is Involved in Multiple Stress Responses显示文摘Protein kinases play crucial roles in response to external environment stress signals.A putative protein kinase,W55a,belonging to SNF1-related protein kinase 2(SnRK2) subfamily,was isolated from a cDNA library of drought-treated wheat seedlings.The entire length of W55a was obtained using rapid amplification of 5 cDNA ends(5 -RACE) and reverse transcription-polymerase chain reaction(RT-PCR).It contains a 1029-bp open reading frame(ORF) encoding 342 amino acids.The deduced amino acid sequence of W55a had eleven conserved catalytic subdomains and one Ser/Thr protein kinase active-site that characterize Ser/Thr protein kinases.Phylogenetic analysis showed that W55a was 90.38% homologous with rice SAPK1,a member of the SnRK2 family.Using nullisomic-tetrasomic and ditelocentric lines of Chinese Spring,W55a was located on chromosome 2BS.Expression pattern analysis revealed that W55a was upregulated by drought and salt,exogenous abscisic acid,salicylic acid,ethylene and methyl jasmonate,but was not responsive to cold stress.In addition,W55a transcripts were abundant in leaves,but not in roots or stems,under environmental stresses.Transgenic Arabidopsis plants overexpressing W55a exhibited higher tolerance to drought.Based on these findings,W55a encodes a novel dehydration-responsive protein kinase that is involved in multiple stress signal transductions. | Zhao-Shi Xu Li Liu Zhi-Yong Ni Pei Liu Ming Chen Lian-Cheng Li Yao-Feng Chen You-Zhi Ma | 2009 | Journal of Integrative Plant Biology2009,51,1: | 13 |
| 9 | Zircon U-Pb ages of granites at Changba and Huangzhuguan in western Qinling and implications for source nature显示文摘Mesozoic granitoids are widespread in the Qinling-Dabie-Sulu orogenic belt. Precise U-Pb dating on these granitoids can reveal the evolution of the continental collision orogen and thus provide information on the nature of magma sources. This study pre-sents zircon LA-ICP-MS U-Pb dating and whole-rock geochemical analyses for two intrusions at Changba and Huangzhuguan in western Qinling. Zircon U-Pb ages for central and marginal phases of the Huangzhuguang intrusion are 214±1 Ma and 213±3 Ma, respectively. Zircons from the Changba intrusion yield a dominant cluster with an U-Pb age of 213±2 Ma. Collectively, these ages are younger than ages of 220 to 240 Ma for ultrahigh-pressure metamorphism due to the continental collision between the South China Block and the North China Block, corresponding to syn-exhumation magmatism. Some inherited zircons occur in the Changba intrusion, yielding a weighted mean of 206Pb/238U ages at 757±14 Ma. This indicates that the Changba intrusion has the crustal source of mid-Neoproterozoic ages and a tectonic affinity to the South China Block. Geochemically, the two intrusuons are both rich in LILE and LREE but depleted in HFSE and HREE, similar to arc-type igneous rocks. The Huangzhuguang intrusion exhibits linear correlations between SiO2 and the other major oxides, implying chemical evolution from a cognate magma source. It contains mafic enclaves, suggesting possible mixing of felsic-mafic magmas. The Changba granite is rich in Si and K but poor in Fe and Mg as well as has a high value of Fe, suggesting strong differentiation of granitic magma. Therefore, the two intrusions were derived from the Late Triassic anatexis of the continental crust of different compositions in the northern margin of South China Block. This process may be coupled with exhumation of the subducted continental crust in the stage of late collision. | WANG TianGang NI Pei SUN WeiDong ZHAO KuiDong WANG XuDong | 2011 | Chinese Science Bulletin2011,56,7: | 11 |
| 10 | Targeting redox-altered plasticity to reactivate synaptic function: A novel therapeutic strategy for cognitive disorder显示文摘Redox-altered plasticity refers to redox-dependent reversible changes in synaptic plasticity via altering functions of key proteins, such as N-methyl-D-aspartate receptor(NMDAR). Age-related cognitive disorders includes Alzheimer’s disease(AD), vascular dementia(VD), and age-associated memory impairment(AAMI). Based on the critical role of NMDAR-dependent long-term potentiation(LTP) in memory, the increase of reactive oxygen species in cognitive disorders, and the sensitivity of NMDAR to the redox status, converging lines have suggested the redox-altered NMDAR-dependent plasticity might underlie the synaptic dysfunctions associated with cognitive disorders. In this review, we summarize the involvement of redox-altered plasticity in cognitive disorders by presenting the available evidence. According to reports from our laboratory and other groups, this 'redox-altered plasticity' is Hydrogen sulfidemore similar to functional changes rather than organic injuries, and strategies targeting redox-altered plasticity using pharmacological agents might reverse synaptic dysfunctions and memory abnormalities in the early stage of cognitive disorders. Targeting redox modifications for NMDARs may serve as a novel therapeutic strategy for memory deficits. | Pei Wang Fang Wang Lan Ni Pengfei Wu Jianguo Chen | 2021 | Acta Pharmaceutica Sinica B2021,11,3: | 8 |
| 11 | Model design and structure research for integration system of energy, information and transportation networks based on ANP-fuzzy comprehensive evaluation显示文摘For lack of deep research on model, system structure and top-level design, the integrated system concept of energy, information and transportation networks fails to provide effective guidance for transferring the theory to practice. In this paper, with dispatching of energy flow and information flow as a focus, clean energy of wind power and solar power as carrier, battery charging & swapping station as medium and all kinds of transportation flows as entity, a five-in-one threenetwork integrated system model is built by full use of technologies of Internet of Vehicles(IOV) and Internet of things(IOT) to promote the innovative concept of three-network integration into practice, and provide a reference for future researches. | Tianjing Wu Shaohua Liu Ming Ni Yong Zhao Pei Shen Syed Furqan Rafique | 2018 | Global Energy Interconnection2018,1,2: | 7 |
| 12 | Diversity of root-associated fungi of Vaccinium mandarinorum along a human disturbance gradient in subtropical forests,China显示文摘Aims Ericaceous plant species can host diverse fungi in their roots,including ericoid mycorrhizal fungi(ERMF),endophytes,pathogens and some species with unknown functions.However,how this diversity of fungi responds to different human disturbances is not well understood.Methods In this study,we examined the effects of different human disturbance on fungal diversity in hair roots of Vaccinium mandarinorum,an ericaceous plant.Fungal DNA was extracted from hair roots of V.mandarinorum and high-throughput sequencing was applied to detect the diversity of root-associated fungi along a human disturbance gradient in subtropical forests in Gutianshan National Nature Reserve(GNNR)in East China.The four forest types with different disturbance regime were:old growth forest(OGF),secondary forest with once cut(SEC I),secondary forest with twice cut(SEC II)and Cunninghamia lanceolata plantation(PLF).Important Findings The results showed that:(i)diverse fungal operational units(OTUs)were detected in hair roots of V.mandarinorum in the four types of forests,covering fungal phyla of Ascomycota,Basidiomycota,Chytridiomycota,Glomeromycota and Zygomycota;(ii)Community composition of root-associated fungi of V.mandarinorum in PLF was distinct from those in the other three forest types,and two types of secondary forests had similar fungal community composition;(iii)Different fungal families respond differently to human disturbances:fungal families with significant preference to OGF were ectomycorrhizal or saprophytic fungi while fungal families with higher relative abundance in PLF were plant pathogenic or saprophytic fungi;(iv)The first principal component(PC1)of plant community had a significant effect on composition of root-associated fungal community,while edaphic parameters showed no significant effect on fungal community composition in roots of V.mandarinorum.Our results help to better understand the responses of both ericaceous plants and their fungal partners to human disturbances and forest managements. | Yanhua Zhang Jian Ni Fangping Tang Lifen Jiang Tianrong Guo Kequan Pei Lifu Sun Yu Liang | 2017 | Journal of Plant Ecology2017,10,1: | 6 |
| 13 | Ore-forming Fluid and Metallogenic Mechanism of Wolframite-Quartz Vein-type Tungsten Deposits in South China显示文摘South China is endowed with copious wolframite-quartz vein-type W deposits that provide a significant contribution to the world‘s tungsten production.Mineralization is spatially associated with highly evolved granites,which have been interpreted as products of ancient crustal anatexis.Ore veins are mainly hosted in low-grade metamorphosed quartz sandstone,slate and granitic rocks.The ore minerals mainly comprise wolframite,cassiterite,scheelite and pyrite,with minor molybdenite,arsenopyrite and chalcopyrite.Typical steeply dipping veins can be divided into five zones from top to the bottom,namely:(Ⅰ)thread,(Ⅱ)veinlet,(Ⅲ)moderate vein,(Ⅳ)thick vein,and(Ⅴ)thin out zones.In general,three types of fluid inclusions at room temperature are commonly recognized in wolframite and/or quartz from these veins:two-phase liquid-rich(type L),two-phase CO2-bearing(type CB),and CO2-rich(type C).Comparative microthermometry performed on fluid inclusions hosted in wolframite and associated quartz indicates that most wolframite was not coprecipitated with the coexisting quartz.Detailed petrographic observation and cathodoluminescence(CL)imaging on coexisting wolframite and quartz of the Yaogangxian deposit,show repeated precipitation of quartz,wolframite,and muscovite,suggesting a more complex fluid process forming these veins.Previous studies of H-O isotopes and fluid inclusions suggested that the main ore-forming fluids forming the wolframite-quartz vein-type deposits had a magmatic source,whereas an unresolved debate is centered on whether mantle material supplemented the ore-forming fluids.The variable CO2 contents in the ore-forming fluids also implies that CO2 might have had a positive effect on ore formation.Fluid inclusion studies indicate that wolframite was most likely deposited during cooling from an initial H2 O+Na Cl±CO2 magmatic fluid.In addition,fluid-phase separation and/or mixing with sedimentary fluid might also have played an important role in promoting wolframite deposition.We speculate that these processes determine the precipitation of W to varying degrees whereas the leading mechanistic cause remains an open question.Comprehensive studies on spatial variation of fluid inclusions show that both the steeply and gently dipping veins are consistent with the'five floors'model that may have broader applications to exploration of wolframite-quartz vein-type deposits.Recent quantitative analysis of wolframite-and quartz-hosted fluid inclusions by laser ablation inductively-coupled plasma mass spectrometry shows enhanced advantages in revealing fluid evolution,tracing the fluid source and dissecting the ore precipitation process.Further studies on wolframite-quartz vein-type W deposits to bring a deeper understanding on ore-forming fluids and the metallogenic mechanism involved. | NI Pei LI Wensheng PAN Junyi | 2020 | Acta Geologica Sinica(English Edition)2020,94,6: | 5 |
| 14 | Site-Dependent Osseointegration of Biodegradable High-Purity Magnesium for Orthopedic Implants in Femoral Shaft and Femoral Condyle of New Zealand Rabbits显示文摘Magnesium(Mg) has been widely accepted as osteoconductive biomaterial, but osseointegration of Mg device at different implantation sites is still unclear. In the present study, high-purity magnesium(HP Mg)pins were implanted into femoral shaft and condyle of New Zealand rabbits concurrently. 2, 8, 12 and 16 weeks after surgery, rabbit femurs were harvested for micro-computed tomography(micro-CT) scanning and subsequent histological examinations. HP Mg pins were retrieved for scanning electron microscope and energy dispersive spectrum(SEM/EDS) analyses. HP Mg pins at both implantation sites performed stable corrosion with mineral deposition and bone incorporation on surface. However, difference in distribution of contact osteogenesis centers and biological properties of peri-implant bone tissues was detected between femoral shaft and femoral condyle. In femoral condyle, contact osteogenesis centers originated from both periosteum and cancellous bones and the whole HP Mg pin was encapsuled in trabecular bone at 16 weeks.Meanwhile, bone volume to total bone volume(BV/TV) and bone mineral density(BMD) of peri-implant bone tissues were above those of normal bone tissues. In femoral shaft, contact osteogenesis centers were only from periosteum and direct bone contact was confined in cortical bone, while BV/TV and BMD kept lower than normal. Furthermore, new formation of peri-implant bone tissues was more active in femoral condyle than in femoral shaft at 16 weeks. Therefore, although HP Mg performed good biocompatibility and corrosion behavior in vivo, its bioadaption of osseointegration at different implantations sites should be taken into consideration. Bone metaphysic was suitable for Mg devices where peri-implant bone tissues regenerated rapidly and the biological properties were close to normal bone tissues. | Pengfei Cheng Changli Zhao Pei Han Jiahua Ni Shaoxiang Zhang Xiaonong Zhang Yimin Chai | 2016 | Journal of Materials Science & Technology2016,32,9: | 4 |
| 15 | Genome and transcriptome of Papaver somniferum Chinese landrace CHM indicates that massive genome expansion contributes to high benzylisoquinoline alkaloid biosynthesis显示文摘Opium poppy(Papaver somniferum)is a source of morphine,codeine,and semisynthetic derivatives,including oxycodone and naltrexone.Here,we report the de novo assembly and genomic analysis of P.somniferum traditional landrace‘Chinese Herbal Medicine’.Variations between the 2.62 Gb CHM genome and that of the previously sequenced high noscapine 1(HN1)variety were also explored.Among 79,668 protein-coding genes,we functionally annotated 88.9%,compared to 68.8%reported in the HN1 genome.Gene family and 4DTv comparative analyses with three other Papaveraceae species revealed that opium poppy underwent two whole-genome duplication(WGD)events.The first of these,in ancestral Ranunculales,expanded gene families related to characteristic secondary metabolite production and disease resistance.The more recent species-specific WGD mediated by transposable elements resulted in massive genome expansion.Genes carrying structural variations and large-effect variants associated with agronomically different phenotypes between CHM and HN1 that were identified through our transcriptomic comparison of multiple organs and developmental stages can enable the development of new varieties.These genomic and transcriptomic analyses will provide a valuable resource that informs future basic and agricultural studies of the opium poppy. | Li Pei Baishi Wang Jian Ye Xiaodi Hu Lihong Fu Kui Li Zhiyu Ni Zhenlong Wang Yujie Wei Luye Shi Ying Zhang Xue Bai Mengwan Jiang Shuhui Wang Chunling Ma Shujin Li Kaihui Liu Wanshui Li Bin Cong | 2021 | Horticulture Research2021,8,1: | 4 |
| 16 | A combined fluid inclusion and S–Pb isotope study of the Neoproterozoic Pingshui volcanogenic massive sulfide Cu–Zn deposit, Southeast China显示文摘 | Hui Chen Pei Ni Ru-Cheng Wang Guo-Guang Wang Kui-Dong Zhao Jun-Ying Ding Chao Zhao Yi-Tao Cai Ying-Feng Xu | 2014 | Ore Geology Reviews2014,,: | 3 |
| 17 | Targeting a novel inducible GPX4 alternative isoform to alleviate ferroptosis and treat metabolic-associated fatty liver disease显示文摘Metabolic-associated fatty liver disease(MAFLD),which is previously known as non-alcoholic fatty liver disease(NAFLD),represents a major health concern worldwide with limited therapy.Here,we provide evidence that ferroptosis,a novel form of regulated cell death characterized by iron-driven lipid peroxidation,was comprehensively activated in liver tissues from MAFLD patients.The canonical-GPX4(cGPX4),which is the most important negative controller of ferroptosis,is downregulated at protein but not mRNA level.Interestingly,a non-canonical GPX4 transcript-variant is induced(inducible-GPX4,iGPX4)in MAFLD condition.The high fat-fructose/sucrose diet(HFFD)and methionine/choline-deficient diet(MCD)-induced MAFLD pathologies,including hepatocellular ballooning,steatohepatitis andfibrosis,were attenuated and aggravated,respectively,in cGPX4-and iGPX4-knockin mice.cGPX4 and iGPX4 isoforms also displayed opposing effects on oxidative stress and ferroptosis in hepatocytes.Knockdown of iGPX4 by siRNA alleviated lipid stress,ferroptosis and cell injury.Mechanistically,the triggered iGPX4 interacts with cGPX4 to facilitate the transformation of cGPX4 from enzymatic-active monomer to enzymatic-inactive oligomers upon lipid stress,and thus promotes ferroptosis.Co-immunoprecipitation and nano LC–MS/MS analyses confirmed the interaction between iGPX4 and cGPX4.Our results reveal a detrimental role of non-canonical GPX4 isoform in ferroptosis,and indicate selectively targeting iGPX4 may be a promising therapeutic strategy for MAFLD. | Jie Tong Dongjie Li Hongbo Meng Diyang Sun Xiuting Lan Min Ni Jiawei Ma Feiyan Zeng Sijia Sun Jiangtao Fu Guoqiang Li Qingxin Ji Guoyan Zhang Qirui Shen Yuanyuan Wang Jiahui Zhu Yi Zhao Xujie Wang Yi Liu Shenxi Ouyang Chunquan Sheng Fuming Shen Pei Wang | 2022 | Acta Pharmaceutica Sinica B2022,12,9: | 3 |
| 18 | Trace- and rare-earth element geochemistry and Pb–Pb dating of black shales and intercalated Ni–Mo–PGE–Au sulfide ores in Lower Cambrian strata, Yangtze Platform, South China显示文摘 | Shao-Yong Jiang Yong-Quan Chen Hong-Fei Ling Jing-Hong Yang Hong-Zhen Feng Pei Ni | 2006 | Mineralium Deposita2006,,5: | 3 |
| 19 | Fluid/melt inclusions in Cenozoic mantle xenoliths from Linqu, Shandong Province, eastern China: Implications for asthenosphere-lithosphere interactions显示文摘Fluid and melt inclusions in mantle xenoliths are thought as direct samples to study mantle liquids. Here we apply Raman mi- crospectroscopy and microthermometry to fluid/melt inclusions in lherzolite xenoliths in Qiaoshan basalts, a Miocene volcano in Linqu, Shandong Province, eastern China. These inclusions include (1) early CO2 fluid inclusions, (2) early carbonate melt inclu-sions, (3) late CO2 fluid inclusions, and (4) late silicate melt inclusions. Among the early CO2 fluid inclusions, most consist of high-density pure CO2, while others have small amounts of other components besides of CO2, including graphite, magnesite, Mg-calcite, CO and N2. The lowest trapping pressures are estimated to be 1.42 GPa and 0.80 GPa for the early and the late fluid inclusions, respectively. Because orthopyroxene is the main host mineral for the early carbonate melt inclusions, we propose that the formation of these carbonate melts is genetically associated with the interactions between CO2 fluids and silicate minerals, e.g. olivine and clinopyroxene. The diversity of minor components in the early CO2 fluid inclusions indicates that mantle peridotites had undergone redox reactions with penetrating fluids/melts. These observations suggest that the compositions of the lithospheric mantle beneath the studied area had been changed by asthenosphere-derived CO2-rich fluids/melts. | LIU JiQiang CHEN LiHui NI Pei | 2010 | Chinese Science Bulletin2010,55,11: | 3 |
| 20 | In-cell infection: a novel pathway for Epstein-Barr virus infection mediated by cell-in-cell structures显示文摘 | Chao Ni Yuhui Chen Musheng Zeng Rongjuan Pei Yong Du Linquan Tang Mengyi Wang Yazhuo Hu Hanyu Zhu Meifang He Xiawei Wei Shan Wang Xiangkai Ning Manna Wang Jufang Wang Li Ma Xinwen Chen Qiang Sun Hong Tang Ying Wang Xiaoning Wang | 2015 | Cell Research2015,25,7: | 3 |