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15篇 您的检索式:作者名="Peipei Ding"
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1The impact of genomic relatedness between populations on the genomic estimated breeding values显示文摘In genomic selection, prediction accuracy is highly driven by the size of animals in the reference population(RP).Combining related populations from different countries and regions or using a related population with large size of RP has been considered to be viable strategies in cattle breeding. The genetic relationship between related populations is important for improving the genomic predictive ability. In this study, we used 122 French bulls as test individuals. The genomic estimated breeding values(GEBVs) evaluated using French RP, America RP and Chinese RP were compared.The results showed that the GEBVs were in higher concordance using French RP and American RP compared with using Chinese population. The persistence analysis, kinship analysis and the principal component analysis(PCA) were performed for 270 French bulls, 270 American bulls and 270 Chinese bulls to interpret the results. All the analyses illustrated that the genetic relationship between French bulls and American bulls was closer compared with Chinese bulls. Another reason could be the size of RP in China was smaller than the other two RPs. In conclusion, using RP of a related population to predict GEBVs of the animals in a target population is feasible when these two populations have a close genetic relationship and the related population is large.Peipei Ma Ju Huang Weijia Gong Xiujin Li Hongding Gao Qin Zhang Xiangdong Ding Chonglong Wang 2018Journal of Animal Science and Biotechnology2018,9,4:3
2Personalized neoantigen pulsed dendritic cell vaccine for advanced lung cancer显示文摘Neoantigens are considered to be ultimate target of tumor immunotherapy due to their high tumor specificity and immunogenicity.Dendritic cell(DCs)vaccines based on neoantigens have exciting effects in treatment of some malignant tumors and are a promising therapeutic modality.Lung cancer is a lethal disease with the highest morbidity and mortality rate in the world.Despite the rapid development of targeted therapy and immune checkpoint inhibitors for lung cancer in recent years,their efficacy is still unsatisfactory overall.Therefore,there is an urgent unmet clinical need for lung cancer treatment.Here,we attempted to treat lung cancer using a personalized neoantigen peptide-pulsed autologous DC vaccine and conducted a single-arm,2 medical centers,pilot study initiated by the investigator(ChiCTR-ONC 16009100,NCT02956551).The patients enrolled were patients with heavily treated metastatic lung cancer.Candidate neoantigens were derived from whole-exome sequencing and RNA sequencing of fresh biopsy tissues as well as bioinformatics analysis.A total of 12 patients were enrolled in this study.A total of 85 vaccine treatments were administered with a median value of 5 doses/person(range:3-14 doses/person).In total,12-30 peptide-based neoantigens were selected for each patient.AIl treatment-related adverse events were grade 1-2 and there were no delays in dosing due to toxic effects.The objective effectiveness rate was 25%;the disease control rate was 75%;the median progression-free survival was 5.5 months and the median overall survival was 7.9 months.This study provides new evidence for neoantigen vaccine therapy and new therapeutic opportunities for lung cancer treatment.Zhenyu Ding Qing Li Rui Zhang Li Xie Yang shu Song Gao Peipei Wang Xiaoqing Su Yun Qin Yuelan Wang Juemin Fang Zhongzheng Zhu Xuyang Xia Guochao Wei Hui Wang Hong Qian Xianling Guo Zhibo Gao Yu Wang Yuquan Wei Qing Xu Heng Xu Li Yang 2021Signal Transduction and Targeted Therapy2021,6,2:3
3Interface science in polymer-based composite solid electrolytes in lithium metal batteries显示文摘Solid-state lithium metal batteries(SSLMBs)have attracted considerable attention as one of the most promising energy storage systems owing to their high safety and energy density.Solid electrolytes,particularly polymer-based composite solid electrolytes(CSEs),are considered promising electrolyte candidates for SSLMBs.However,theirwide application is inhibited by various electrochemical issues,such as low ionic conductivity,the growth of lithium dendrites,and poor cycling stability,which are related to interface issues within SSLMBs.In this review,the parameters related to various interfaces in the CSE of SSLMBs,including the interfaces between the polymer matrix and inorganic fillers,between the CSEs and the cathode,and between the CSEs and the lithium metal anode,are examined.Relevant issues and corresponding remediation strategies are proposed.Finally,future perspectives based on interfacial engineering and the characterization of polymer/inorganic filler interactions are proposed for building high-performance CSEs for use in SSLMBs.Lingqiao Wu Yongtao Wang Xianwei Guo Peipei Ding Zhiyuan Lin Haijun Yu 2022SusMat2022,2,3:2
4Application of imputation methods to genomic selection in Chinese Holstein cattle显示文摘Missing genotypes are a common feature of high density SNP datasets obtained using SNP chip technology and this is likely to decrease the accuracy of genomic selection. This problem can be circumvented by imputing the missing genotypes with estimated genotypes. When implementing imputation, the criteria used for SNP data quality control and whether to perform imputation before or after data quality control need to consider. In this paper, we compared six strategies of imputation and quality control using different imputation methods, different quality control criteria and by changing the order of imputation and quality control, against a real dataset of milk production traits in Chinese Holstein cattle. The results demonstrated that, no matter what imputation method and quality control criteria were used, strategies with imputation before quality control performed better than strategies with imputation after quality control in terms of accuracy of genomic selection. The different imputation methods and quality control criteria did not significantly influence the accuracy of genomic selection. We concluded that performing imputation before quality control could increase the accuracy of genomic selection, especially when the rate of missing genotypes is high and the reference population is small.Ziqing Weng Zhe Zhang Xiangdong Ding Weixuan Fu Peipei Ma Chonglong Wang Qin Zhang 2012Journal of Animal Science and Biotechnology2012,3,1:2
5Identification of two novel mutations in the GALNT3 gene in a Chinese family with hyperphosphatemic familial tumoral calcinosis显示文摘Hyperphosphatemic familial tumoral calcinosis(HFTC) is a rare, autosomal recessive genetic disease.This disease is characterized by the progressive calcification of soft tissues leading to symptoms of pressure and hyperphosphatemia but normal concentrations of serum calcium with or without an elevation of1,25-dihydroxyvitamin D3 levels.HFTC is caused by loss-of-function mutations in the GALNT3, FGF23 or KL genes. Here, we identified two novel mutations in the GALNT3 gene in a Chinese family with HFTC.Identification of a novel genotype in HFTC provides clues for understanding the phenotype–genotype relationships in HFTC and may assist not only in the clinical diagnosis of HFTC but also in the interpretation of the genetic information used for prenatal diagnosis and genetic counseling.Lihao Sun Lin Zhao Lianiun Du Peipei Zhang Minjia Zhang Min Li Tingting Liu Lei Ye Bei Tao Hongyan Zhao Jianmin Liu Xiaoyi Ding 2016Bone Research2016,4,4:2
6Auxiliary model based least squares parameter estimation algorithm for feedback nonlinear systems using the hierarchical identification principle显示文摘PEIPEI HU FENG DING JIE SHENG 2013Journal of the Franklin Institute2013,24,10:1
7KRAB-type zinc-finger proteins PITA and PISA specifically regulate p53-dependent glycolysis and mitochondrial respiration显示文摘Shan Wang Zhiqiang Peng Siying Wang Lihua Yang Yuhan Chen Xue Kong Shanshan Song Pei Pei Chunyan Tian Hui Yan Peipei Ding Weiguo Hu Cui Hua Liu Xin Zhang Fuchu He Lingqiang Zhang 2018Cell Research2018,28,5:1
8Effects of carbon sources on growth and extracellular polysaccharide production of Nostoc flagelliforme under heterotrophic high-cell-density fed-batch cultures显示文摘Zhen Ding Shiru Jia Peipei Han Nannan Yuan Ning Tan 2013Journal of Applied Phycology2013,,4:1
9Corrosion and irradiation behavior of Fe-based amorphous coating in lead-bismuth eutectic liquids显示文摘Lead-bismuth eutectics (LBE) have considerable potential as a candidate material for accelerator-driven sub-critical systems(ADS).However,LBE corrosion and irradiation damage are two urgent challenges remaining to be solved for impellers of primary pumps.In this study,we have explored the possibility of using Fe-based amorphous coatings to overcome LBE corrosion and concurrently to sustain irradiation damage.Specifically,the Fe_(54)Cr_(18)Mo_(2)Zr_(8)B_(18)amorphous coating was prepared by high-velocity oxygen-fuel (HVOF) spraying on 316L steel and exposed to saturated oxygen static LBE for 500 h at 400℃.The coating with high thermal stability (T_(g)=615℃ and T_(x)=660℃) effectively prevented the substrate steel from being corroded by LBE owing to its unique long-range disordered atomic packing.The coating also exhibited strong irradiation resistance when being subjected to 45 dpa (displacement per atom) Au ion irradiation at room temperature,with no sign of crystallization even at the maximum implantation depth of 300 nm.Consequently,the hardness of the coatings before and after irradiation increased slightly.The current findings shed new insights into understanding corrosion mechanism and irradiation behavior of amorphous solids in LBE and expand the application range of amorphous materials.LU ZhiChao PENG Xiang Yang TANG YuHai HAN ShuYin WU Yuan FU EnGang DING XiangBin HOU Shuo LU GuangYao CAO PeiPei ZHANG YiBo LIU XiongJun MA Dong WANG Hui JIANG SuiHe LU ZhaoPing 2022Science China(Technological Sciences)2022,65,2:1
10Apoptotic gene expression in the neural tube during early human embryonic development显示文摘Neural tube development comprises neural induction,neural epithelial cell proliferation,and apoptosis,as well as migration of nerve cells.Too much or too little apoptosis leads to abnormal nervous system development.The present study analyzed expression and distribution of apoptotic-related factors,including Fas,FasL,and caspase-3,during human embryonic neural tube development.Experimental results showed that increased caspase-3 expression promoted neural apoptosis via a mitochondrial-mediated intrinsic pathway at 4 weeks during early human embryonic neural tube development.Subsequently,Fas and FasL expression increased during embryonic development.The results suggest that neural cells influence neural apoptosis through synergistic effects of extrinsic pathways.Therefore,neural apoptosis during the early period of neural tube development in the human embryo might be regulated by the death receptor induced apoptotic extrinsic pathways.Guifang Chen Tiandong Li Peipei Ding Ping Yang Xiao Zhang 2011Neural Regeneration Research2011,6,1:0
11Optical heterodyne-Zeeman modulation magnetic rotation spectroscopic technique显示文摘Optical heterodyne detection using 500 MHz phase modulation was combined with the Zeeman modulation-magnetic rotation spectroscopy (ZM-MRS) to form a new spectroscopic technique, which effectively reduced the amplitude fluctuation from laser source and greatly improved the signal-to-noise ratio in the detection of transient molecules.Yangqin Chen Zhiyi Bi Peipei Cai Jingxin Ding Rongjun Wang Jingjing Lu Longsheng Ma 1999Chinese Science Bulletin1999,44,20:0
12Effectiveness and Controversy of Convalescent Plasma Therapy for Coronavirus Disease 2019 Patients显示文摘Since the coronavirus disease 2019(COVID-19)began to spread,it remains pandemic worldwide.The European Medicines Agency’s human medicines committee and Food and Drug Administration have only granted a conditional marketing authorization for remdesivir to treat COVID-19.It is essential to apply other valuable treatments.Convalescent plasma(CP),donated by persons who have recovered from COVID-19,is the cellular component of blood that contains specific antibodies.Therefore,to determine the feasibility of CP for COVID-19,the effectiveness and controversy are discussed in depth here.It is suggested that CP plays a certain role in the treatment of COVID-19.As a treatment,it may have its own indications and contraindications,which need to be further discussed.Meanwhile,it is critical to establish a standard procedure for treatment from CP collection,preservation,transport,to transfusion,and conduct some large sample randomized controlled trials to confirm the transfusion dosage,appropriate time,frequency,and actively prevent adverse outcomes that may occur.Zhanjun Shu Peipei Wu Qianqian Qian Li Zhou Dandan Du Mengxuan Ding Tao Peng Ke Fang 2022Infectious Diseases & Immunity2022,2,1:0
13PI3K activation is enhanced by FOXM1D binding to p110 and p85 subunits显示文摘Dear Editor,Class I PI3Ks play a central role in cancer progression via its downstream signaling nodes(GSK3,FOXO,mTORC1,etc.).1 Under physiological conditions,the catalytic p110 subunit is stabilized and inhibited by the regulatory p85 subunit in the cytoplasm.1,2 In cancer cells,PI3K activity is aberrantly regulated mostly through excessive upstream growth signals,disinhibition of p110 by genetic alteration of PI3K genes,and deficiency of the phosphatase PTEN.1 Protein interactions between PI3K and overexpressed oncoproteins such as Ras also account for the activation of PI3K in cancer cells.1 Abnormally activated PI3K/AKT pathway is a popular drug target for cancer therapy;therefore,the mechanisms underlying the regulation of PI3K activity need the elaborate exploration.Qi Wang Pingzhao Zhang Wei Zhang Xin Zhang Jianfeng Chen Peipei Ding Luying Li Xinyue Lv Ling Li Weiguo Hu 2020Signal Transduction and Targeted Therapy2020,5,1:0
14Self-healable gels in electrochemical energy storage devices显示文摘In the green energy and carbon-neutral technology,electrochemical energy storage devices have received continuously increasing attention recently.However,due to the unavoidable volume expansion/shrinkage of key materials or irreversible mechanical damages during application,the stability of energy storage and delivery as well as the lifetime of these devices are severely shortened,leading to serious performance degradation or even safety issues.Therefore,the utilization of self-healable gels into electrochemical energy storage devices,such as electrodes,binders,and electrolytes,is proven as an effective method to realize long-term stable operation of these devices via the self-repairing of mechanical and electrochemical characteristics.Herein,this review first summarizes the feature and fabrication of different gels,paying special attention to hydrogels,organohydrogels,and ionogels.Then,basic concepts and figure of merit of self-healable gels are analyzed with a detailed discussion at the healing mechanisms,from reversible dynamic bonds to physical molecular diffusion,and to external healing trigger.Then we introduce all the important parts of electrochemical energy storage devices,which could be replaced by healable gels to enhance the durability,including electrodes,binders,and electrolytes.Finally,the critical challenges and future perspectives regarding the future development of healable gels based high-performance electrochemical energy storage devices or electronics are provided.Yang Li PeiPei Ding Yuzhe Gu Sheng Qian Yuncong Pang Lele Wang Jiayang Feng Baoguang Liu Qi Wan Ping Li Zhiwei Liu 2024Nano Research2024,17,4:0
15Boosting Fischer-Tropsch Synthesis via Tuning of N Dopants in TiO_(2)@CN-Supported Ru Catalysts显示文摘Nitrogen(N)-doped carbon materials as metal catalyst supports have attracted signifi cant attention,but the eff ect of N dopants on catalytic performance remains unclear,especially for complex reaction processes such as Fischer-Tropsch synthesis(FTS).Herein,we engineered ruthenium(Ru)FTS catalysts supported on N-doped carbon overlayers on TiO_(2)nanoparticles.By regulating the carbonization temperatures,we successfully controlled the types and contents of N dopants to identify their impacts on metal-support interactions(MSI).Our fi ndings revealed that N dopants establish a favorable surface environment for electron transfer from the support to the Ru species.Moreover,pyridinic N demonstrates the highest electron-donating ability,followed by pyrrolic N and graphitic N.In addition to realizing excellent catalytic stability,strengthening the interaction between Ru sites and N dopants increases the Ru^(0)/Ru^(δ+)ratios to enlarge the active site numbers and surface electron density of Ru species to enhance the strength of adsorbed CO.Consequently,it improves the catalyst’s overall performance,encompassing intrinsic and apparent activities,as well as its ability for carbon chain growth.Accordingly,the as-synthesized Ru/TiO_(2)@CN-700 catalyst with abundant pyridine N dopants exhibits a superhigh C_(5+)time yield of 219.4 mol CO/(mol Ru·h)and C_(5+)selectivity of 85.5%.Xincheng Li Yunhao Liu Dejian Zhao Shuaishuai Lyu Jingwei Ye Xiaoshen Li Peipei Wu Ye Tian Yingtian Zhang Tong Ding Song Song Qingpeng Cheng Xingang Li 2024Transactions of Tianjin University2024,30,1:0
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