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    题名 作者 年代 出处 被引量
1OsGRF4 controls grain shape, panicle length and seed shattering in rice显示文摘Traits such as grain shape, panicle length and seed shattering, play important roles in grain yield and harvest. In this study, the cloning and functional analysis of PANICLE TRAITS 2(PT2), a novel gene from the Indica rice Chuandali(CDL), is reported. PT2 is synonymous with Growth-Regulating Factor 4(OsGRF4), which encodes a growth-regulating factor that positively regulates grain shape and panicle length and negatively regulates seed shattering. Higher expression of OsGRF4 is correlated with larger grain, longer panicle and lower seed shattering. A unique OsGRF4 mutation, which occurs at the Osmi RNA396 target site of OsGRF4, seems to be associated with high levels of OsGRF4 expression, and results in phenotypic difference. Further research showed that OsGRF4 regulated two cytokinin dehydrogenase precursor genes(CKX5 and CKX1) resulting in increased cytokinin levels,which might affect the panicle traits. High storage capacity and moderate seed shattering of OsGRF4 may be useful in high-yield breeding and mechanized harvesting of rice. Our Resefindings provide additional insight into the molecular basis of panicle growth.Pingyong Sun Wuhan Zhang Yihua Wang Qiang He Fu Shu Hai Liu Jie Wang Jianmin Wang Longping Yuan Huafeng Deng 2016Journal of Integrative Plant Biology2016,58,10:16
2Fine mapping of GS2, a dominant gene for big grain rice显示文摘Grain shape as a major determinant of rice yield and quality is widely believed to be controlled by quantitative trait loci(QTL). We have identified a novel gene 'GS2' to largely regulate grain length and width in rice. The GS2 allele in the big-grain rice line ‘CDL’functioned in a dominant manner. In the present study, we employed a chromosome walking strategy in the residual heterozygous lines from recombinant inbred population between cultivar 'R1126' and CDL, and located the GS2 gene in an interval of ~33.2 kb flanked by marker GL2-35-1 and GL2-12 in the long arm of rice chromosome 2. According to genome annotations, three putative gene loci, LOC_Os02g47280, LOC_Os02g47290 and LOC_Os02g47300, exist in this candidate region. In addition, allelic analysis with previously reported genes demonstrated that GS2 was novel for regulating rice grain shape. These results will help promote the cloning and functional characterization of the GS2 gene and further develop linked markers to be used in marker-assisted breeding.Wuhan Zhang Pingyong Sun Qiang He Fu Shu Jie Wang Huafeng Deng 2013The Crop Journal2013,1,2:7
3Live cell single molecule-guided Bayesian localization super resolution microscopy显示文摘Xu, Fan Zhang, Mingshu He, Wenting Han, Renmin Xue, Fudong Liu, Zhiyong Zhang, Fa Lippincott-Schwartz, Jennifer Xu, Pingyong 2017Cell Research2017,27,5:6
4Graded activation of CRAC channel by binding of different numbers of STIM1 to Orail subunits显示文摘Ca2+ 激活版本的 Ca2+(CRAC ) 隧道毛孔被 STIM1 被 Orai1 和 gated 在细胞内部的 Ca2+ 店弄空以后形成。为了解决分子被要求到多少 STIM1,打开一条 CRAC 隧道,我们与 STIM1 的功能的二双人脚踏车的细胞质的领域熔化了 Orai1 子单元的不同数字(残余 336-485,指定了领域为 S ) 。整个房间的补丁夹钳揭示的这些妄想的分子的记录在四 Orai1 和八个 S 领域的 stoichiometry 最大的到达的那 CRAC 水流。进一步的实验显示二双人脚踏车的 S 领域明确地与一个 Orai1 子单元,和 CRAC 电流的 C 终点交往当更多的 Orai1 子单元能与 S 领域或 STIM1 蛋白质交往,能逐渐地被增加。我们的数据建议一条 CRAC 隧道的那最大的开始要求八个 STIM1 分子,并且支持 CRAC 隧道激活不以一种鈥渁l l-or-none 鈥 ? 方式,但是经历的一个模型经由 STIM1 的不同数字的绑定的分级的进程。Zhengzheng Li Lin Liu Yongqiang Deng Wei Ji Wen Du Pingyong Xu Liangyi Chen Tao Xu 2011Cell Research2011,21,2:5
5A genetically encoded ratiometric calcium sensor enables quantitative measurement of the local calcium microdomain in the endoplasmic reticulum显示文摘The local Ca^2+ release from the heterogeneously distributed endoplasmic reticulum (ER) calcium store has a critical role in calcium homeostasis and cellular function. However;single fluorescent proteinbased ER calcium probes experience challenges in quantifying the ER calcium store in differing live cells, and intensity-based measurements make it difficult to detect local calcium microdomains in the ER. Here, we developed a genetically encoded ratiometric ER calcium indicator [GCEPIA1-SNAPer] that can detect the real-time ER calcium store and local calcium microdomains in live cells. GCEPIA1-SNAPer was located in the lumen of the ER and showed a linear;reversible and rapid response to changes in the ER calcium store. The GCEPIA1-SNAPer probe effectively monitored the depletion of the ER calcium store by TG or starvation treatment, and through 让s use we identified heterogeneously distributed calcium microdomains in the ER which were correlated w让h the distribution of STIM1 clusters upon ER calcium store depletion. Lastly, GCEPIA1-SNAPer can be used to detect the ER calcium store by high-throughput flow cytometry and confers the ability to study the function of calcium microdomains of the ER.Chen Luo Huiyu Wang Qi Liu Wenting He Lin Yuan Pingyong Xu 2019Biophysics Reports2019,5,1:3
6Light-induced protein translocation by genetically encoded unnatural amino acid in Caenorhabditis elegans显示文摘Dear Editor,Living systems such as Caenorhabditis elegans are organized by interaction networks of biopolymer and small mol-ecules.The molecular engineering of specifi c targets to monitor and control these biological molecules has led to significant advances in our understand-ing of how biological systems are organ-ized,maintain themselves and disin-tegrate(Prescher and Bertozzi,2005).For instance,green fl uorescent protein(GFP)derived from jellyfi sh Aequorea Victoria helps us to accurately locate and observe proteins over long term periods.In addition,many novel LOV(light,oxy-gen,or voltage)domains such as LOV2-Jαand Vivid offer the possibility of cell-based motility management and tissue-based gene expression control(Wu et al.,2009;Wang et al.,2012).Hao Chang Mei Han Wenming Huang Guifeng Wei Juanjuan Chen Peng R.Chen Runsheng Chen Junlong Zhang Tao Xu Pingyong Xu 2013Protein & Cell2013,4,12:2
7Hessian single-molecule localization microscopy using sCMOS camera显示文摘Fudong Xue Wenting He Fan Xu Mingshu Zhang Liangyi Chen Pingyong Xu 2018Biophysics Reports2018,4,4:2
8HID-1 is a peripheral membrane protein primarily associated with the medial-and transGolgi apparatus显示文摘Caenorhabditis elegans hid-1 gene was first identified in a screen for mutants with a high-temperature-induced dauer formation(Hid)phenotype.Despite the fact that the hid-1 gene encodes a novel protein(HID-1)which is highly conserved from Caenorhabditis elegans to mammals,the domain structure,subcellular localization,and exact function of HID-1 remain unknown.Previous studies and various bioinformatic softwares predicted that HID-1 contained many transmembrane domains but no known functional domain.In this study,we revealed that mammalian HID-1 localized to the medial-and transGolgi apparatus as well as the cytosol,and the localization was sensitive to brefeldin A treatment.Next,we demonstrated that HID-1 was a peripheral membrane protein and dynamically shuttled between the Golgi apparatus and the cytosol.Finally,we verified that a conserved N-terminal myristoylation site was required for HID-1 binding to the Golgi apparatus.We propose that HID-1 is probably involved in the intracellular trafficking within the Golgi region.Lifen Wang Yi Zhan Eli Song Yong Yu Yaming Jiu Wen Du Jingze Lu Pingsheng Liu Pingyong Xu Tao Xu 2011Protein & Cell2011,2,1:1
9C13C4.5/Spinster, an evolutionarily conserved protein that regulates fertility in C. elegans through a lysosome-mediated lipid metabolism process显示文摘Lipid droplets, which are conserved across almost all species, are cytoplasmic organelles used to store neutral lipids. Identification of lipid droplet regulators will be conducive to resolving obesity and other fat-associated diseases. In this paper, we selected 11 candidates that might be associated with lipid metabolism in Caenorhabditis elegans . Using a BODIPY 493/503-based flow cytometry screen, 6 negative and 3 positive regulators of fat content were identified. We selected one negative regulator of lipid content, C13C4.5 , for future study. C13C4.5 was mainly expressed in the worm intestine. We found that this gene was important for maintaining the metabolism of lipid droplets. Biochemical results revealed that 50% of triacylglycerol (TAG) was lost in C13C4.5 knockout worms. Stimulated Raman scattering (SRS) signals in C13C4.5 mutants showed only 49.6% of the fat content in the proximal intestinal region and 86.3% in the distal intestinal region compared with wild type animals. The mean values of lipid droplet size and intensity in C13C4.5 knockout animals were found to be significantly decreased compared with those in wild type worms. The LMP-1-labeled membrane structures in worm intestines were also enlarged in C13C4.5 mutant animals. Finally, fertility defects were found in C13C4.5 ( ok2087 ) mutants. Taken together, these results indicate that C13C4.5 may regulate the fertility of C. elegans by changing the size and fat content of lipid droplets by interfering with lysosomal morphology and function.Mei Han Hao Chang Peng Zhang Tao Chen Yanhua Zhao Yongdeng Zhang Pingsheng Liu Tao Xu Pingyong Xu 2013Protein & Cell2013,4,5:1
10Preparation of murine B7,1-glycosylphosphatidylinositol and transmembrane-anchored staphylococcal enterotoxin显示文摘Pingyong Yi Hai Yu Wenxue Ma 0,,07:1
11Molecular mapping of the blast resistance gene Pi49 in the durably resistant rice cultivar Mowanggu显示文摘Pingyong Sun Jinling Liu Yue Wang Nan Jiang Suhua Wang Yangshuo Dai Jia Gao Zhiqiang Li Sujun Pan Dan Wang Wei Li Xionglun Liu Yinghui Xiao Erming Liu Guo-Liang Wang Liangying Dai 2013Euphytica2013,,1:1
12Bayesian localization microscopy based on intensity distribution of fluorophores显示文摘超级决定的显微镜学技术克服了光衍射的限制。最近,漂白并且眨眼的贝叶斯的分析数据(3B ) 方法作为一个重要工具出现了获得超级决定的荧光图象 ? 3B 在增加或在房间移开 fluorophores 适合数据引起的信息使用变化。当增加新 fluorophore 时, 3B 选择一个随机的起始的位置,优化这个位置然后决定它的可靠性。然而, fluorophores 均匀地没在全部图象区域被散布,并且在一个给定的位置的荧光紧张断然与在这个位置观察 fluorophore 的概率相关。在这份报纸,我们在场基于荧光紧张分发(FID3B ) 漂白和眨眼的显微镜学方法的贝叶斯的分析。我们利用紧张分发作为 fluorophores 的起始的位置选择更可靠的位置。这条途径能改进重建结果并且显著地减少计算时间。我们从细胞的结构用模仿的数据和试验性的数据验证我们的方法的表演。结果证实我们的方法的有效性。Fan Xu Mingshu Zhang Zhiyong Liu Pingyong Xu Fa Zhang 2015Protein & Cell2015,6,3:1
13Development and Application of a Novel Functional Marker for Fragrance in Rice显示文摘Fragrant rice is favored worldwide by consumers and rice breeders,due to its full aroma and high nutritional value.Loss of function of the betaine aldehyde dehydrogenase gene(OsBADH2)leads to aroma in rice.Our previous sequencing results showed that fragrant rice Chuan 7 belongs to badh2-E14 type,with a 1 bp insertion mutation in exon 14(Sun et al,2021),and this allele mutation is mainly distributed in Nepal and India(Kovach et al,2009).SUN Pingyong ZHANG Wuhan ZHANG Li SHU Fu HE Qiang XU Na PENG Zhirong ZENG Jia FANG Pengpeng DENG Huafeng 2023Rice science2023,30,3:0
14The specific and rapid labeling of cell surface proteins with recombinant FKBP-fused fluorescent proteins显示文摘亲爱的编辑,Xi Zhang Yongqiang Deng Hao Chang Chen Ji Mingshu Zhang Jianxin Peng Tao Xu Pingyong Xu 2014Protein & Cell2014,5,10:0
15Extending the spatiotemporal resolution of super-resolution microscopies using photomodulatable °uorescent proteins显示文摘In the past two decades,various super-resolution(SR)microscopy techniques have been developed to break the di®raction limit using subdi®raction excitation to spatially modulate the°uorescence emission.Photomodulatable°uorescent proteins(FPs)can be activated by light of speci¯c wavelengths to produce either stochastic or patterned subdi®raction excitation,resulting in improved optical resolution.In this review,we focus on the recently developed photomodulatable FPs or commonly used SR microscopies and discuss the concepts and strategies for optimizing and selecting the biochemical and photophysical properties of PMFPs to improve the spatiotemporal resolution of SR techniques,especially time-lapse live-cell SR techniques.Mingshu Zhang Zhifei Fu Pingyong Xu 2016Journal of Innovative Optical Health Sciences2016,9,3:0
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