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32篇 您的检索式:作者名="ZHAO TaiPing"
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15-Hydroxymethylcytosine signatures in circulating cell-free DNA as diagnostic biomarkers for human cancers显示文摘象 5-methylcytosine (5mC ) 和 5-hydroxymethylcytosine (5hmC ) 那样的 DNA 修正是知道在哺乳动物影响全球基因表示的 epigenetic 标记。在人的染色体,与基因表示的靠近的关联和高化学的稳定性给他们的流行,这些 DNA epigenetic 标记能为癌症用作理想的 biomarkers 诊断。利用一种高度敏感、选择的化学标记技术,我们这里报导在传播没有房间的 DNA ( cfDNA )并且在从最近与 colorectal 诊断的 260 个病人的一个队收集的配对的肿瘤和邻近的纸巾的 genomic DNA ( gDNA )的 5hmC 的染色体宽的介绍,胃,胰腺,从 90 个健康个人的肝或甲状腺癌症和正常纸巾。5hmC 主要在与开的染色质和容许的 histone 修正重合的 transcriptionally 活跃的区域被散布。柔韧的联系癌症的 5hmC 签名在 cfDNA 被识别为特定的癌症类型是特征的。传播 cfDNA 的 5hmC 底 biomarkers colorectal 和胃的癌症是高度预兆的并且比常规 biomarkers 优异并且比得上从织物活体检视的 5hmC biomarkers。因此,这新策略能从血样品的分析为癌症的诊断和预后导致有效、最低限度地侵略的方法的发展。Wenshuai Li Xu Zhang Xingyu Lu Lei You Yanqun Song Zhongguang Luo Jun Zhang Ji Nie Wanwei Zheng Diannan Xu Yaping Wang Yuanqiang Dong Shulin Yu Jun Hong Jianping Shi Hankun Hao Fen Luo Luchun Hua Peng Wang Xiaoping Qian Fang Yuan Lianhuan Wei Ming Cui Taiping Zhang Quan Liao Menghua Dai Ziwen Liu Ge Chen Katherine Meckel Sarbani Adhikari Guifang Jia Marc B Bissonnette Xinxiang Zhang Yupei Zhao Wei Zhang Chuan He Jie Liu 2017Cell Research2017,27,10:30
2Single-cell RNA-seq highlights intra-tumoral heterogeneity and malignant progression in pancreatic ductal adenocarcinoma显示文摘Pancreatic ductal adenocarcinoma (PDAC) is the most common type of pancreatic cancer featured with high intra-tumoral heterogeneity and poor prognosis. To comprehensively delineate the PDAC intra-tumoral heterogeneity and the underlying mechanism for PDAC progression, we employed single-cell RNA-seq (scRNA-seq) to acquire the transcriptomic atlas of 57,530 individual pancreatic cells from primary PDAC tumors and control pancreases, and identified diverse malignant and stromal cell types, including two ductal subtypes with abnormal and malignant gene expression profiles respectively, in PDAC. We found that the heterogenous malignant subtype was composed of several subpopulations with differential proliferative and migratory potentials. Cell trajectory analysis revealed that components of multiple tumor-related pathways and transcription factors (TFs) were differentially expressed along PDAC progression. Furthermore, we found a subset of ductal cells with unique proliferative features were associated with an inactivation state in tumor-infiltrating T cells, providing novel markers for the prediction of antitumor immune response. Together, our findings provide a valuable resource for deciphering the intra-tumoral heterogeneity in PDAC and uncover a connection between tumor intrinsic transcriptional state and T cell activation, suggesting potential biomarkers for anticancer treatment such as targeted therapy and immunotherapy.Junya Peng Bao-Fa Sun Chuan-Yuan Chen Jia-Yi Zhou Yu-Sheng Chen Hao Chen Lulu Liu Dan Huang Jialin Jiang Guan-Shen Cui Ying Yang Wenze Wang Dan Guo Menghua Dai Junchao Guo Taiping Zhang Quan Liao Yi Liu Yong-Liang Zhao Da-Li Han Yupei Zhao Yun-Gui Yang Wenming Wu 2019Cell Research2019,29,9:24
3Late Mesozoic magmatism and tectonic evolution in the Southern margin of the North China Craton显示文摘Late Mesozoic granitic magmatism(158–112 Ma) are widespread in the southern margin of the North China Craton(NCC), contemporary with many world-class Mo-Au-Ag-Pb-Zn polymetallic deposits. There are abrupt changes in the elements and isotopic compositions of these granites at about 127 Ma. The early stage(158–128 Ma) granites show slightly or no negative Eu anomalies, large ion lithophile elements enriched and heavy REE depleted(such as Y and Yb), belonging to typical I-type granite. The late stage(126–112 Ma) granites are characterized by A-type and/or highly fractionated I-type granite, with higher contents of SiO2, K2 O, Y, Yb and Rb/Sr ratio and lower contents of Sr, δEu value and Sr/Y ratio than that of the early-stage granites.Moreover, the whole rock Nd and Hf isotopic compositions of the granites younger than 127 Ma show more depleted than those of the older one. The two stages of Late Mesozoic granites were derived from a source region of the ancient basement of the southern margin of the NCC incorporated the mantle material. The late stage(126–112 Ma) granites contain more fractions of mantle material with depleted isotopic composition than the early ones. The granites record evidence for a strong crust-mantle interaction. They formed in an intracontinental extensional setting which was related to lithospheric thinning and asthenospheric upwelling in this region, which was possibly caused by westward subduction of the Paleo-Pacific plate. 127 Ma is an critical period of the transformation of the tectonic regime.GAO XinYu ZHAO TaiPing 2017Science China Earth Sciences2017,60,11:14
4New Fossil Xyelidae(Insecta,Hymenoptera) from the Yixian Formation of Western Liaoning,China显示文摘In this paper one new genus and two new species,Brachyoxyela brevinodia sp.nov.and Brachyoxyela gracilenta sp.nov.,in the subfamily Macroxyehnae of the family Xyelidae,are described and illustrated.The specimens were collected from the Yixian Formation,the Upper Jurassic to Lower Cretaceous,of Beipiao City,Liaoning Province,northeastern China.The new genus is established based on the characters that vein Sc meets R only beyond origin of Rs,third antennal segment is almost equal in length to the rest flagellomeres combined,terminal flagellomeres increasingly shortened toward apex,and vein 2r-rs inclined toward the apex of wing.GAO Taiping ZHAO Yunyun REN Dong 2011Acta Geologica Sinica(English Edition)2011,85,3:5
5Metformin inhibits pancreatic cancer metastasis caused by SMAD4 deficiency and consequent HNF4G upregulation显示文摘Pancreatic ductal adenocarcinoma(PDAC)has poor prognosis due to limited therapeutic options.This study examines the roles of genome-wide association study identified PDAC-associated genes as therapeutic targets.We have identified HNF4G gene whose silencing most effectively repressed PDAC cell invasiveness.HNF4G overexpression is induced by the deficiency of transcriptional factor and tumor suppressor SMAD4.Increased HNF4G are correlated with SMAD4 deficiency in PDAC tumor samples and associated with metastasis and poor survival time in xenograft animal model and in patients with PDAC(log-rank P=0.036;HR=1.60,95%CI=1.03–2.47).We have found that Metformin suppresses HNF4G activity via AMPK-mediated phosphorylation-coupled ubiquitination degradation and inhibits in vitro invasion and in vivo metastasis of PDAC cells with SMAD4 deficiency.Furthermore,Metformin treatment significantly improve clinical outcomes and survival in patients with SMAD4-deficient PDAC(log-rank P=0.022;HR=0.31,95%CI=0.14–0.68)but not in patients with SMAD4-normal PDAC.Pathway analysis shows that HNF4G may act in PDAC through the cell-cell junction pathway.These results indicate that SMAD4 deficiency-induced overexpression of HNF4G plays a critical oncogenic role in PDAC progression and metastasis but may form a druggable target for Metformin treatment.Chengcheng Wang Taiping Zhang Quan Liao Menghua Dai Junchao Guo Xinyu Yang Wen Tan Dongxin Lin Chen Wu Yupei Zhao 2021Protein & Cell2021,12,2:5
6Pancreatic head cancer: Open or minimally invasive pancreaticoduodenectomy?显示文摘Pancreatic head cancer still represents an insurmountable barrier for patients and pancreatic surgeons.Pancreaticoduodenectomy(PD)continues to be the operative standard of care and potentially curative procedure for pancreatic head cancer.Despite the rapid development of minimally invasive techniques,whether the efficacy of minimally invasive pancreaticoduodenectomy(MIPD)is noninferior or superior to open pancreaticoduodenectomy(OPD)remains unclear.In this review,we summarized the history of OPD and MIPD and the latest staging and classification information for pancreatic head cancer as well as the proposed recommendations for MIPD indications for patients with pancreatic head cancer.By reviewing the MIPD-vs.OPD-related literature,we found that MIPD shows noninferiority or superiority to OPD in terms of safety,feasibility,enhanced recovery after surgery(ERAS)and several short-term and long-term outcomes.In addition,we analyzed and summarized the different MIPD outcomes in the USA,Europe and China.Certain debates over MIPD have continued,however,selection bias,the large number of low-volume centers,the steep MIPD learning curve,high conversion rate and administration of neoadjuvant therapy may limit the application of MIPD for pancreatic head cancer.Mengyu Feng Zhe Cao Zhiwei Sun Taiping Zhang Yupei Zhao 2019Chinese Journal of Cancer Research2019,31,6:4
7Zircon U-Pb geochronology of tuffite beds in the Baishugou Formation:Constraints on the revision of Ectasian System at the southern margin of the North China Craton显示文摘The Xiamaling Formation of 1.4–1.35 Ga in Jixian Section and adjoining areas represents a unique Ectasian Period(Mesoproterozoic)sedimentary sequence in the North China Craton(NCC).Studies carried out during the last decade have contributed significantly in improving our understanding about the Ectasian sedimentation tectonics in the NCC during this transitional interval between the breakup of Supercontinent Columbia and the assembly of Rodinia.The present study reports,for the first time,tuffite beds interlayered with carbonaceous-siliceous slate-phyllite in the upper Baishugou Formation(western Henan Province),at the southern margin of NCC.The LA-MC-ICPMS U-Pb geochronology of zircons from two tuffite samples has yielded almost identical ages of 1330±10 Ma(MSWD=0.43,N=38)and 1332±10 Ma(MSWD=0.90,N=24),that constrain a 1.33 Ga depositional age(Ectasian Period)for the Baishugou Formation.A close similarity in lithological characteristics and their respective superimposed lithostratigraphic relationships of the Baishugou and Xiamaling formations,underline a comparable depositional environment for them.The high-precision geochronology data on the Baishugou Formation would stimulate a relook into the Meso-Neoproterozoic chronostratigraphic framework of the NCC,and further research would lead to a comprehensive understanding of the geological evolution of the NCC during Ectasian Period and its correlation with analogous global events.Xiyan ZHU Shiyan WANG Wenbo SU Taiping ZHAO Lanyin PANG Mingguo ZHAI 2020Science China Earth Sciences2020,63,11:4
8Advantage of dual wavelength light-emitting diodes with dip-shaped quantum wells显示文摘Dual-wavelength light-emitting diodes (DW-LEDs) with dip-shaped quantum wells have been studied by numerical simulation.The emission spectra,light output power,carrier concentration in the quantum wells and internal quantum efficiency are investigated.The simulation results indicate that the DW-LEDs with dip-shaped quantum wells perform better than conventional LEDs with rectangular quantum wells in terms of light output power,leakage current and efficiency droop.These improvements in the electrical and optical characteristics are mainly attributed to the alleviation of the electrostatic field in the dip-shaped quantum wells.XU YiQin FAN GuangHan ZHOU DeTao LI Xin LU TaiPing ZHAO Fang ZHANG YunYan ZHENG ShuWen GONG ChangChun 2012Chinese Science Bulletin2012,57,20:2
9The ZBTB24-CDCA7 axis regulates HELLS enrichment at centromeric satellite repeats to facilitate DNA methylation显示文摘Dear Editor,Immunodeficiency,centromeric instability,and facial anomalies(ICF)syndrome is a rare autosomal recessive disorder characterized by antibody deficiency,facial dysmorphism,failure to thrive,and mental retardation.Patients with ICF syndrome suffer from recurrent and often fatal infections in early childhood.A hallmark of ICF syndrome is loss of DNA methylation in special genomic regions,most notably satellite repeats at centromeric regions,which leads to heterochromatin decondensation and chromosomal abnormalities in lymphocytes(Ehrlich et al.,2008).Swanand Hardikar Zhengzhou Ying Yang Zeng Hongbo Zhao Bigang Liu Nicolas Veland Kevin McBride Xiaodong Cheng Taiping Chen 2020Protein & Cell2020,11,3:2
10Analysis of clinical characteristics and treatment of pancreatic cystic tumors显示文摘Objective: To summarize experience in the diagnosis and treatment of pancreatic cystic neoplasms.Methods: This is a retrospective study of 207 patients who were diagnosed with pancreatic cystic tumors at Peking Union Medical College Hospital between Jan 2009 and Mar 2014.Clinical data, such as clinical manifestations, radiological and pathological images and surgical recordings, were collected.Results: Of the 207 included patients, females accounted for 76.81%, and the mean patient age was 52.04 years.Malignancy was more common in older patients who presented with marasmus and jaundice.Other risk factors included solid components in the tumor, a large tumor size, and elevated levels of tumor markers.Surgical treatment was required when a malignant tumor was suspected.The operation approach was selected based on the location, size and characteristics of the tumor.The position of the tumor relative to the pancreatic duct also played a significant role.Conclusions: No specific symptoms were observed for the patients with pancreatic cystic tumors.Imaging played an important role in making a differential diagnosis.Furthermore, surgical treatment should be proposed for patients with significant symptoms and potentially malignant tumors.The tumor resection rate is high, suggestive of good prognosis.Lei You Jianchun Xiao Zhe Cao Wanying Zhang Quan Liao Menghua Dai Taiping Zhang Yupei Zhao 2016Chinese Journal of Cancer Research2016,28,5:1
11Early specializations for mimicry and defense in a Jurassic stick insect显示文摘Mimicry and secondary defense are staples among predator–prey interactions.Among insects,the stick and leaf insects are masters of camouflage.Nonetheless,a meager understanding of their origin and early mimetic evolution persists.Here,we report the earliest mimetic and defensive strategies of a stick insect from the Middle Jurassic of China,Aclistophasma echinulatum gen.et sp.nov.,exquisitely preserving abdominal extensions and femoral spines.The distribution of these characteristics mapped onto the phylogeny of Phasmatodea reveals that abdominal extensions and femoral spines developed multiple times during the evolution of stick insects,and indicates that the origin of abdominal extensions predates other modifications,while tergal extensions predate other expansions of the body,such as those of the sterna and pleura,as well as defensive femoral spines.The new fossil provides clues into early antipredator defensive strategies,allows inferences as to the potential environment and predators,and reveals the mimetic and defensive mechanisms of stick insects from 165 million years ago.Hongru Yang Chaofan Shi Michael S.Engel Zhipeng Zhao Dong Ren Taiping Gao 2021National Science Review2021,8,1:1
12Examining Hotel Crimes from Police Crime Reports显示文摘Ho Taiping Zhao Jinlin Brown M P 2009Crime Prevention and Community Safety2009,11,1:1
13A joint call for actions to advance taxonomy in China显示文摘Taxonomy plays an important role in understanding the origin, evolution, and ecological functionality of biodiversity. There are large number of unknown species yet to be described by taxonomists, which together with their ecosystem services cannot be effectively protected prior to description. Despite this, taxonomy has been increasingly underrated insufficient funds and permanent positions to retain young talents. Further, the impact factordriven evaluation systems in China exacerbate this downward trend, so alternative evaluation metrics are urgently necessary. When the current generation of outstanding taxonomists retires,there will be too few remaining taxonomists left to train the next generation. In light of these challenges, all co-authors worked together on this paper to analyze the current situation of taxonomy and put out a joint call for immediate actions to advance taxonomy in China.Chaodong Zhu Arong Luo Ming Bai Michael COrr Zhonge Hou Siqin Ge Jun Chen Yibo Hu Xuming Zhou Gexia Qiao Hongzhi Kong Limin Lu Xiaohua Jin Lei Cai Xinli Wei Ruilin Zhao Wei Miao Qingfeng Wang Zhongli Sha Qiang Lin Meng Qu Jianping Jiang Jiatang Li Jing Che Xuelong Jiang Xiaoyong Chen Lianming Gao Zongxin Ren Chunlei Xiang Shixiao Luo Donghui Wu Dong Liu Yanqiong Peng Tao Su Chenyang Cai Tianqi Zhu Wanzhi Cai Xingyue Liu Hu Li Huaijun Xue Zhen Ye Xuexin Chen Pu Tang Shujun Wei Hong Pang Qiang Xie Feng Zhang Feng Zhang Xianjin Peng Aibing Zhang Taiping Gao Changfa Zhou Chen Shao Libin Ma Zhaoming Wei Yunxia Luan Ziwei Yin Wu Dai Cong Wei Xiaolei Huang Jingxian Liu Xiangsheng Chen Tianci Yi Zhisheng Zhang Zhulidezi Aishan Qin Li Hongying Hu 2022Zoological Systematics2022,47,3:1
14The Chinese guidelines for neoadjuvant therapy of pancreatic cancer(2020)显示文摘Aiming to keep pace with the renewal of international guidelines and refine the domestic treatment system of pancreatic cancer,the Chinese Pancreatic Surgery Association,Chinese Medical Association and Pancreatic Disease Committee of China Research Hospital Association launched this Chinese guidelines for neoadjuvant therapy of pancreatic cancer(2020 edition).Based on the Grading of Recommendations Assessment,Development,and Evaluation system,the guidelines have conducted a discussion on the indication,regimen selection,therapeutic effect evaluation,pathological diagnosis,surgery strategy,etc.The guidelines have quantified the evidence level of the current clinical researches and provided recommendations for the clinical practice in neoadjuvant therapy of pancreatic cancer.The guidelines have highlighted the role of multiple disciplinary team and represented the conversion of treatment concepts in pancreatic cancer.Neoadjuvant therapy has prolonged the survival of part of pancreatic cancer patients.However,more high-quality clinical researches are in urgent need to improve the level of evidence,optimize the clinical practice,and improve the survival of patients.Taiping Zhang Wenming Wu Yinmo Yang Yupei Zhao on behalf of Chinese Pancreatic Surgery Association Chinese Medical Association and Pancreatic Disease Committee of China Research Hospital Association 2021Journal of Pancreatology2021,4,4:1
15Paleoproterozoic rift-related volcanism of the Xiong'er Group, North China Craton: Implication for the breakup of Columbia显示文摘Zhao Taiping Zhou Meifu Zhai Mingguo 2002International Geology Review2002,44,:1
16Origin of the ~1.74 Ga, Anorthosite-hosted Damiao Fe-Ti-P Ore Deposit, North China显示文摘The Damiao Fe-Ti-P ore deposit,hosted in the^1.74 Ga Damiao anorthosite complex,is the only known anorthosite-hosted deposit in China.The deposit contains hundreds of ore bodies occurring as irregular lenses。CHEN Terry Wei ZHAO Taiping 2016Acta Geologica Sinica(English Edition)2016,90,S1:1
17Geochemistry and tectonic environment of the Dagzhuka ophiolite from the Yarlung Zangbo suture zone, Tibet 显示文摘Xia Bin Yu Heng-xiang Chen Gen-wen Qi Liang Zhao Taiping Zhou Mei-fu 2003Geochem J2003,37,3:1
18Geochemistry and tectonic environment of the Dagzhuka ophiolite in the Yarlung-Zangbo suture zone, Tibet 显示文摘Xia Bin Yu Heng-xiang Chen Gen-wen Qi Liang Zhao Taiping Zhou M F 2003Geochem J2003,37,3:1
19Guidelines for the diagnosis and treatment of acute pancreatitis in China (2021)显示文摘Acute pancreatitis(AP)is a common acute abdominal condition of the digestive system.In recent years,treatment concepts,methods,and strategies for the diagnosis of AP have advanced,and this has played an important role in promoting the standardization of AP diagnosis and treatment and improving the treatment quality of AP patients.On the basis of previous guidelines and expert consensus,this guideline adopts an evidence-based,problem-based expression;synthesizes important clinical research data at home and abroad in the most recent 5 years;and forms 29 recommendations through multidisciplinary expert discussion,including diagnosis,treatment,and follow-up.It is expected to provide evidence support for the treatment of AP in the clinical setting in China.Fei Li Shouwang Cai Feng Cao Rufu Chen Deliang Fu Chunlin Ge Chunyi Hao Jihui Hao Heguang Huang Zhixiang Jian Gang Jin Ang Li Haimin Li Shengping Li Weiqin Li Yixiong Li Tingbo Liang Xubao Liu Wenhui Lou Yi Miao Yiping Mou Chenghong Peng Renyi Qin Chenghao Shao Bei Sun Guang Tan Xiaodong Tian Huaizhi Wang Lei Wang Wei Wang Weilin Wang Junmin Wei Heshui Wu Wenming Wu Zheng Wu Changqing Yan Yinmo Yang Xiaoyu Yin Xianjun Yu Chunhui Yuan Taiping Zhang Yupei Zhao on behalf of the Chinese Pancreatic Surgery Association 2021Journal of Pancreatology2021,4,2:1
20Integrated analysis of gene expression and methylation profiles of novel pancreatic cancer cell lines with highly metastatic activity显示文摘Pancreatic cancer is one of the most lethal human malignancies, partly because of its propensity for metastasis. However, highly metastatic human pancreatic cancer cell lines suitable for studies of metastasis are currently lacking. Here we established two highly metastatic human pancreatic cancer cell lines, MIA PaCa-2 In8 and Panc-1 In8, by Matrigel induction assay. The cell lines were further characterized both in vitro and in vivo. MIA PaCa-2 In8 and Panc-1 In8 cells demonstrated increased migration and invasion compared with their respective parental cells. Following injection into nude mice, MIA PaCa-2 In8 and Panc-1 In8 cells resulted in more pulmonary metastases compared with the parental cells. Furthermore, analyses of m RNA, long non-coding RNA, micro RNA, and methylation profiling revealed that these factors were aberrantly regulated in the highly metastatic cells,indicating that they probably affected metastasis. We thus established and characterized two highly metastatic human pancreatic cell lines that could be used as valuable tools for future investigations into the pathogenesis, metastasis, and potential treatment of human pancreatic cancer.Gang Yang Huanyu Wang Mengyu Feng Lei You Lianfang Zheng Taiping Zhang Lin Cong Yupei Zhao 2019Science China(Life Sciences)2019,62,6:1
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