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7篇 您的检索式:作者名="Ouyang, Xinhao"
    题名 作者 年代 出处 被引量
1The DTH8-Hd1 Module Mediates Day-Length-Dependent Regulation of Rice Flowering显示文摘Photoperiodic flowering 是最重要的小径之一在米饭(Oryza sativa ) 管理 flowering,在哪个标题日期 1 (Hd1 ) , Arabidopsis CONSTANS 基因的 ortholog,编码一个枢轴的管理者。Hd1 在短天的条件(SD ) 下面支持 flowering,但是镇压在由调整领导日期 3a (Hd3a ) 的表示的长天的条件(LD ) 下面的 flowering,在米饭的 FLOWERING 地点 T (英尺) ortholog。然而, Hd1 怎么响应天长度改变它的规章的活动的分子的机制仍然保持大部分未知。在这研究,我们证明在由 Hd1 的 LD 的 flowering 的压抑依赖于到领导 8 的抄写因素天(DTH8 ) 。DTH8 功能的损失由 Hd1 导致 Hd3a 的激活,导致早 flowering。我们发现 Hd1 直接与 DTH8 交往并且 DTH8-Hd1 建筑群的形成为由在 LD 的 Hd1 的 Hd3a 的 transcriptional 压抑是必要的,含有 Hd1 功能的开关被 DTH8 在 LD 而非在 SD 调停。而且,我们表明 DTH8 与 Hd3a 倡导者联系在 Hd3a 地点调制 H3K27 trimethylation (H3K27me3 ) 的水平。面对 DTH8-Hd1 建筑群, H3K27me3 水平在 Hd3a 被增加,而 DTH8 功能的损失在 Hd3a 导致了减少的 H3K27me3 水平。一起拿,我们的调查结果显示响应天长度, DTH8 在调停起一个关键作用 ? 由通过到在 photoperiodic flowering 的形状 epigenetic 修正的 DTH8-Hd1 模块的 Hd1 的 Hd3a 的 transcriptional 规定。Anping Dul Wei Tian Menghao Wei Wei Yan Hang He Da Zhou Xi Huang Shigui Li Xinhao Ouyang 2017Molecular Plant2017,10,7:21
2Dual-Source Nuclear Monomers of UV-B Light Receptor Direct Photomorphogenesis in Arabidopsis显示文摘Qian, Chongzhen Mao, Weiwei Liu, Yan Ren, Hui Lau, On Sun Ouyang, Xinhao Huang, Xi 2016Molecular Plant2016,9,12:14
3Coordinated Transcriptional Regulation by the UVB Photoreceptor and Multiple Transcription Factors for Plant UV-B Responses显示文摘Non-damaging ultraviolet B(UV-B)light promotes photomorphogenic development and stress acclimation through UV-B-specific signal transduction in Arabidopsis.UV-B irradiation induces monomerization and nuclear translocation of the UV-B photoreceptor UV RESISTANCE LOCUS 8(UVR8).However,it is not clear how the nuclear localization of UVR8 leads to changes in global gene expression.Here,we reveal that nuclear UVR8 governs UV-B-responsive transcriptional networks in concert with several previously known transcription factors,including ELONGATED HYPOCOTYL 5(HY5)and PHYTOCHROME INTERACTING FACTOR 4(PIF4).Based on the transcriptomic analysis,we identify MYB13 as a novel positive regulator in UV-B-induced cotyledon expansion and stress acclimation.MYB13 is UV-B inducible and is predominantly expressed in the cotyledons.Our results demonstrate that MYB13 protein functions as a transcription factor to regulate the expression of genes involved in auxin response and flavonoid biosynthesis through direct binding with their promoters.In addition,photoactivated UVR8 interacts with MYB13 in a UV-B-dependent manner and differentially modulates the affinity of MYB13 with its targets.Taken together,our results elucidate the cooperative function of the UV-B photoreceptor UVR8 with various transcription factors in the nucleus to orchestrate the expression of specific sets of downstream genes and,ultimately,mediate plant responses to UV-B light.Chongzhen Qian Zhiren Chen Qing Liu Weiwei Mao Yanling Chen Wei Tian Yan Liu Jiupan Han Xinhao Ouyang Xi Huang 2020Molecular Plant2020,13,5:13
4OsELF3-2, an Ortholog of Arabidopsis ELF3, Interacts with the E3 Ligase APIP6 and Negatively Regulates Immunity against Magnaporthe oryzae in Rice显示文摘Dear Editor, The ubiquitin proteasome system (UPS) is a highly regulated mechanism of intracellular protein degradation in eukaryotes.The UPS comprises three key enzymes:ubiquitin-activating enzyme E1,ubiquitin-conjugating enzyme E2,and ubiquitin ligase enzyme E3.There are nearly 1500 E3 ligase genes in rice and Arabidopsis genomes that target substrates for many biological processes for plant growth and tolerance to abiotic and biotic stresses.Yuese Ning Xuetao Shi Ruyi Wang Jiangbo Fan Chan Ho Park Chongyang Zhang Ting Zhang Xinhao Ouyang Shigui Li Guo-Liang Wang 2015Molecular Plant2015,8,11:8
5Characterization and Fine Mapping of GLABROUS RICE 2 in Rice显示文摘Glabrous rice exhibits glabrous leaves and hulls because neither of these structures have trichomes on their surfaces.Glabrous rice varieties have become an important germplasm resource in the rice industry because they have considerable packaging efficiency and can reduce skin itching and dust during harvesting,drying,and packing(Shim et al.,2012;Zhang et al.,2012).Trichomes are ubiquitous in land plants and they originate from the expansion of the epidermal cell and then develop through growth,differentiation,or cell division to produce hair-like tissues that extend from epidermalYuping Wang Weilan Chen Peng Qin Yanyan Huang Bingtian Ma Xinhao Ouyang Xuewei Chen Shigui Li 2013Journal of Genetics and Genomics2013,40,11:4
6Gradual daylength sensing coupled with optimum cropping modes enhances multi-latitude adaptation of rice and maize显示文摘To expand crop planting areas,reestablishment of crop latitude adaptation based on genetic variation in photoperiodic genes can be performed,but it is quite time consuming.By contrast,a crop variety that already exhibits multi-latitude adaptation has the potential to increase its planting areas to be more widely and quickly available.However,the importance and potential of multi-latitude adaptation of crop varieties have not been systematically described.Here,combining daylength-sensing data with the cropping system of elite rice and maize varieties,we found that varieties with gradual daylength sensing coupled with optimum cropping modes have an enhanced capacity for multi-latitude adaptation in China.Furthermore,this multi-latitude adaptation expanded their planting areas and indirectly improved China’s nationwide rice and maize unit yield.Thus,coupling the daylength-sensing process with optimum cropping modes to enhance latitude adaptability of excellent varieties represents an exciting approach for deploying crop varieties with the potential to expand their planting areas and quickly improve nationwide crop unit yield in developing countries.Xiaoying Wang Jiupan Han Rui Li Leilei Qiu Cheng Zhang Ming Lu Rongyu Huang Xiangfeng Wang Jianfu Zhang Huaan Xie Shigui Li Xi Huang Xinhao Ouyang 2023Plant Communications2023,4,1:1
7Optogenetic tools controlled by ultraviolet-B light显示文摘Decades of genetic,molecular and biochemical studies in plants have provided foundational knowledge about light sensory proteins and led to their application in synthetic biology.Optogenetic tools take advantage of the light switchable activity of plant photoreceptors to control intracellular signaling pathways.The recent discovery of the UV-B photoreceptor UV RESISTANCE LOCUS 8 in the model plant Arabidopsis thaliana opens up new avenues for light-controllable methodologies.In this review,we discuss current developments in optogenetic control by UV-B light and its signaling components,as well as rational considerations in the design and applications of UV-B-based optogenetic tools.Xinhao Ouyang Hui Ren Xi Huang 2021aBIOTECH2021,2,2:0
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