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| 1 | GS6, A Member of the GRAS Gene Family,Negatively Regulates Grain Size in Rice显示文摘Grain size is an important yield related trait in rice.Intensive arti cial selection for grain size during domestication is evidenced by the larger grains of most of today’s cultivars compared with their wild relatives.However,the molecular genetic control of rice grain size is still not well characterized.Here,we report the identi cation and cloning of Grain Size 6(GS6),which plays an important role in reducing grain size in rice.A premature stop at the t348 position in the coding sequence(CDS)of GS6 increased grain width and weight signi cantly.Alignment of the CDS regions of GS6 in 90 rice materials revealed three GS6alleles.Most japonica varieties(95%)harbor the Type I haplotype,and 62.9%of indica varieties harbor the Type II haplotype.Association analysis revealed that the Type I haplotype tends to increase the width and weight of grains more than either of the Type II or Type III haplotypes.Further investigation of genetic diversity and the evolutionary mechanisms of GS6showed that the GS6gene was strongly selected in japonica cultivars.In addition,a'ggc'repeat region identi ed in the region that encodes the GRAS domain of GS6 played an important historic role in the domestication of grain size in rice.Knowledge of the function of GS6might aid efforts to elucidate the molecular mechanisms that control grain development and evolution in rice plants,and could facilitate the genetic improvement of rice yield. | Lianjun Sun Xiaojiao Li Yongcai Fu Zuofeng Zhu Lubin Tan Fengxia Liu Xianyou Sun Xuewen Sun Chuanqing Sun | 2013 | Journal of Integrative Plant Biology2013,55,10: | 44 |
| 2 | Identification and mapping of genes for improving yield from Chinese common wild rice (O.rufipogon Griff.) using advanced backcross QTL analysis显示文摘To identify useful genes from wild rice which have been lost or weakened in cultivated rice has become more and more important for modern breeding strategy. In this study, a BC4 population derived from 94W1, an accession of common wild rice (Oryza rufipogon Griff.) from Dongxiang in Jiangxi Province of China, as the donor, and a high-yielding Indica cultivar (O. sativa L.), 'Guichao 2', as the recipient, was used to identify quantitative trait loci (QTL) associated with yield and its components. Based on the analysis for the genotype of BC4F1 population with 87 SSR markers distributed throughout the genome and investigation of the plant height, yield and yield components of BC4F2, a total of 52 QTLs, were detected. Of 7 QTLs associated with grain yield per plant, 2 QTLs on chromosome 2 and chromosome 11 for grain yield, explaining 16% and 11% of the phenotypic variance respectively, were identified. The alleles from Dongxiang common wild rice in those two loci could increase the yield of 'Guichao 2' by | Dejun Li Chuanqing Sun Yongcai Fu Cheng Li Zuofeng Zhu Liang Chen Hongwei Cai Xiangkun Wang | 2002 | Chinese Science Bulletin2002,47,18: | 39 |
| 3 | Identification and mapping of quantitative trait loci controlling cold-tolerance of Chinese common wild rice (O. rufipogon Griff.) at booting to flowering stages显示文摘An advanced backcross population of rice was used to identify the quantitative trait locus (QTL) controlling the cold-tolerance at booting to flowering stages. The recipient, Guichao 2 (GC2), was a commercial Indica rice; the donor Dongxiang common wild rice, was an accession of common wild rice (DXCWR, Oryza rufipogon Griff.). Three QTLs for cold-tolerance were detected on chromosomes 1, 6 and 11. Two of them coming from DXCWR could enhance the cold-tolerance of the backcross progenies. Moreover, one sterility QTL that could reduce the seed set rate of the backcross progenies by 78% was mapped on chromosome 5. | LIU Fengxia, SUN Chuanqing, TAN Lubin, FU Yongcai, LI Dejun & WANG Xiangkun Department of Plant Genetics and Breeding, China Agricultural University, National Key Laboratory of Agrobiology, Key Laboratory of Crop Genetic Improvement and Genome of the Ministry of Agriculture, Beijing 100094, China | 2003 | Chinese Science Bulletin2003,48,19: | 29 |
| 4 | Development of Oryza rufipogon and O. sativa Introgression Lines and Assessment for Yield-related Quantitative Trait Loci显示文摘基因渗入线人口有效地在印射量的特点 loci (QTL ) 被使用,识别有利基因,发现隐藏的遗传变异,评估处于多重条件的 QTL 的行动或相互作用并且提供为植物繁殖和基因研究的有利试验性的材料。在这研究,先进回交和连续 selfing 策略被用来开发基因渗入线(IL ) ,它源于 Oryza rufipogon Griff 的就职。从 Yuanjiang 县镇定,中国的云南省,著名计算机生产厂商他施主,和精英 indica 栽培变种 Teqing (O。sativa L.) ,接受者。从 O 的 Introgressionsegments。rufipogon 用 179 次多态的简单顺序重复(SSR ) 被屏蔽在每 IL 的染色体的标记。基因渗入线人口带的 Introgressed 片断包含了盖住整个 O 的 120 IL。rufipogon 染色体。同型结合的 O 的吝啬的数字。rufipogonsegments 每基因渗入线是大约 3.88。introgressed 片断的平均长度是近似的 25.5 厘米,并且有的大约 20.8% 这些片断缩放不到 10 厘米。eachIL 的染色体怀有 O 的 chromosomal 碎片。rufipogon 从 0.54% ~ 23.7%,与 5.79% 的全面一般水准。在每个地点, O 的替换的比率。rufipogon 等位基因有范围 of1.67-9.33,与 5.50 的一般水准。大量改变在词法并且 yield-relatedtraits 也在基因渗入线人口被发现。用单个点的分析,为产量和产量构成因素的 37 通常认为的 QTL 的一个总数与解释 phenotypic 的 7%-20% 在二个地点被检测。十九 QTL (51.4%) 在两个地点被检测,并且从在十五 loci (40.5%) 的 O.rufipogon 的等位基因在 Teging 背景改进了收益和产量构成因素。这些 O。rufipogon-O。sativa 基因渗入线将为从普通野米饭识别并且使用有利基因用作遗传物质…… | Lubin Tan | 2007 | Journal of Integrative Plant Biology2007,49,6: | 28 |
| 5 | LHD1,an Allele of DTH8/Ghd8,Controls Late Heading Date in Common Wild Rice (Oryza rufipogon)显示文摘Flowering at suitable time is very important for plants to adapt to complicated environments and produce their seeds successfully for reproduction.In rice (Oryza rufipogon Griff.) photoperiod regulation is one of the important factors for controlling heading date.Common wild rice,the ancestor of cultivated rice,exhibits a late heading date and a more sensitive photoperiodic response than cultivated rice.Here,through map-based cloning,we identified a major quantitative trait loci (QTL) LHD1 (Late Heading Date 1),an allele of DTH8/Ghd8,which controls the late heading date of wild rice and encodes a putative HAP3/NF-YB/CBF-A subunit of the CCAAT-box-binding transcription factor.Sequence analysis revealed that several variants in the coding region of LHD1 were correlated with a late heading date,and a further complementary study successfully rescued the phenotype.These results suggest that a functional site for LHD1 could be among those variants present in the coding region.We also found that LHD1 could down-regulate the expression of several floral transition activators such as Ehd1,Hd3a and RFT1 under long-day conditions,but not under short-day conditions.This indicates that LHD1 may delay flowering by repressing the expression of Ehd1,Hd3a and RFT1 under long-day conditions. | Xiaodong Dai Younian Ding Lubin Tan Yongcai Fu Fengxia Liu Zuofeng Zhu Xianyou Sun Xuewen Sun Ping Gu Hongwei Cai Chuanqing Sun | 2012 | Journal of Integrative Plant Biology2012,54,10: | 23 |
| 6 | Additive and Over-dominant Effects Resulting from Epistatic Loci Are the Primary Genetic Basis of Heterosis in Rice显示文摘A set of 148 F9 recombinant inbred lines(RILs) was developed from the cross of an indica cultivar 93-11 and japonica cultivar DT713,showing strong F1 heterosis.Subsequently,two backcross F1(BCF1) populations were constructed by backcrossing these 148 RILs to two parents,93-11 and DT713.These three related populations(281BCF1 lines,148 RILs) were phenotyped for six yield-related traits in two locations.Significant inbreeding depression was detected in the population of RILS and a high level of heterosis was observed in the two BCF1 populations.A total of 42 main-effect quantitative trait loci(M-QTLs) and 109 epistatic effect QTL pairs(E-QTLs) were detected in the three related populations using the mixed model approach.By comparing the genetic effects of these QTLs detected in the RILs,BCF1 performance and mid-parental heterosis(HMP),we found that,in both BCF1 populations,the QTLs detected could be classified into two predominant types:additive and over-dominant loci,which indicated that the additive and over-dominant effect were more important than complete or partially dominance for M-QTLs and E-QTLs.Further,we found that the E-QTLs detected collectively explained a larger portion of the total phenotypic variation than the M-QTLs in both RILs and BCF1 populations.All of these results suggest that additive and over-dominance resulting from epistatic loci might be the primary genetic basis of heterosis in rice. | Xiaojin Luo Yongcai Fu Peijiang Zhang Shuang Wu Feng Tian Jiayong Liu Zuofeng Zhu Jinshui Yang Chuanqing Sun | 2009 | Journal of Integrative Plant Biology2009,51,4: | 20 |
| 7 | Microarray-Assisted Fine-Mapping of Quantitative Trait Loci for Cold Tolerance in Rice显示文摘包括冷压力抵抗,许多重要农学的特点由量的特点 loci (QTL ) 复杂、控制。这些 QTL 的隔离将极大地有益于农业工业,但是它是一项挑战性的任务。这研究由把 microarray 与印射 QTL 相结合以便在早幼苗的舞台从寒冷容忍的变化 IL112 识别寒冷容忍的 QTL 探索了综合策略。IL112 的所有早幼苗在 45 点为 9 d 通常幸存吗?? | Fengxia Liu Wenying Xu Qian Song Lubin Tan Jiayong Liu Zuofeng zhu Yongcai Fu Zhen Su Chuanqing Sun | 2013 | Molecular Plant2013,6,3: | 17 |
| 8 | Natural Variations at TIG1 Encoding a TCP Tran scription Factor Contribute to Plant Architecture Domestication in Rice显示文摘The modification of plant architecture is a crucial target in rice domestication and modern genetic improvement.Although several genes regulating rice plant architecture have been characterized,the molecular mechanisms underlying rice plant architecture domestication remain largely unclear.Here we show that the inclined tiller growth in wild rice is controlled by a single dominant gene,TILLER INCLINED GROWTH 1 (T/Gf),which is located on chromosome 8 and encodes a TCP transcriptional activator.TIG1 is primarily expressed in the adaxial side of the tiller base,promotes cell elongation,and enlarges the tiller angle in wild rice.Variations in the TIG1 promoter of indica cultivars {tig1 allele) resulted in decreased expression of TIG1 in the adaxial side of tiller base and reduced cell length and tiller angle,leading to the transition from inclined tiller growth in wild rice to erect tiller growth during rice domestication.TIG1 positively regulates the expression of EXP A3,EXPB5,and SAUR39 to promote cell elongation and increase the tiller angle.Selective sweep analysis revealed that the tig1 allele was selected in indica cultivars by human beings.The cloning and characterization of TIG1 supports a new scenario of plant architecture evolution in rice. | Weifeng Zhang Lubin Tan Hongying Sun Xinhui Zhao Fengxia Liu Hongwei Cai Yongcai Fu Xianyou Sun Ping Gu Zuofeng Zhu Chuanqing Sun | 2019 | Molecular Plant2019,12,8: | 13 |
| 9 | Molecular Evolution of the TACl Gene from Rice(Oryza sativa L.)显示文摘Tiller 角度是栽培米饭(Oryza sativa ) 的建筑学的特色,自从它决定种密度和影响米饭产量。我们的以前的工作识别了 Tiller 角度控制 1 (TAC1 ) 作为一个主要量的特点地点,那控制米饭 tiller 角度。为了推进,澄清 TAC1 基因的进化描述,我们在 113 个栽培变化和野米饭的 48 就职之中比较了一个包含 TAC1 3164-bp genomic 区域,包括 O 的 43 就职。rufipogon 和 O 的五就职。nivara。一仅仅单个核苷酸多型性(SNP ) ,同义的替换,在编码栽培米饭变化的区域的 TAC1 被检测,而同义的和一 nonsynonymous SNP 在编码野米饭就职的区域的 TAC1 之中被检测。这些数据显示在编码区域的 TAC1 的很少自然变化和修正在栽培米饭和它的祖先以内发生在进化期间。在 O 的 TAC1 基因区域的核苷酸差异。sativa 和 O。0.00116 和 0.00112 的 rufipogon 分别地,进一步显示 TAC1 高度在米饭驯服的功课期间被保存了。TAC1 的功能的核苷酸多型性(FNP ) 仅仅在装饰用的梨树米饭组被发现。中性测试揭示了强壮的选择,特别在编码包含在装饰用的梨树米饭组的 FNP 的区域的 TAC1 的 3 胁腹区域。然而,没有选择发生在 indica 和野大米的组。从 TAC1 顺序分析导出的一棵种系发生的树建议 indica 和装饰用的梨树亚种在野米饭的驯服期间独立地产生了。 | Jiahuan Jiang Lubin Tan Zuofeng Zhu Yongcai Fu Fengxia Liu Hongwei Cai Chuanqing Sun | 2012 | Journal of Genetics and Genomics2012,39,10: | 12 |
| 10 | Analysis of QTLs for yield-related traits in Yuanjiang common wild rice (Oryza rufipogon Griff.)显示文摘Using an accession of common wild rice (Oryza rufipogon Griff.) collected from Yuanjiang County, Yunnan Province, China, as the donor and an elite cultivar 93-11, widely used in two-line indica hybrid rice production in China, as the recurrent parent, an advanced backcross populations were developed. Through genotyping of 187 SSR markers and investigation of six yield-related traits of two gen- erations (BC4F2 and BC4F4), a total of 26 QTLs were detected by employing single point analysis and interval mapping in both genera-tions. Of the 26 QTLs, the alleles of 10 (38.5%) QTLs originating from O. rufipogon had shown a beneficial effect for yield-related traits in the 93-11 genetic background. In addition, five QTLs controlling yield and its components were newly identified, indicating that there are potentially novel alleles in Yuanjiang common wild rice. Three regions underling significant QTLs for several yield-related traits were detected on chromosome 1, 7 and 12. The QTL clusters were founded and corresponding agronomic traits of those QTLs showed highly significant correlation, suggesting the pleiotropism or tight linkage. Fine-mapping and cloning of these yield-related QTLs from wild rice would be helpful to elucidating molecular mechanism of rice domestication and rice breeding in the future. | Qiang Fu Peijiang Zhang Lubin Tan Zuofeng Zhu Dan Ma Yongcai Fu Xinchun Zhan Hongwei Cai Chuanqing Sun | 2010 | Journal of Genetics and Genomics2010,37,2: | 5 |
| 11 | Polyamine oxidase 3 is involved in salt tolerance at the germination stage in rice显示文摘Soil salinity inhibits seed germination and reduces seedling survival rate,resulting in significant yield reductions in crops.Here,we report the identification of a polyamine oxidase,OsPAO3,conferring salt tolerance at the germination stage in rice(Oryza sativa L.),through map-based cloning approach.OsPAO3 is up-regulated under salt stress at the germination stage and highly expressed in various organs.Overexpression of OsPAO3 increases activity of polyamine oxidases,enhancing the polyamine content in seed coleoptiles.Increased polyamine may lead to the enhance of the activity of ROS-scavenging enzymes to eliminate over-accumulated H;O;and to reduce Na;content in seed coleoptiles to maintain ion homeostasis and weaken Na;damage.These changes resulted in stronger salt tolerance at the germination stage in rice.Our findings not only provide a unique gene for breeding new salt-tolerant rice cultivars but also help to elucidate the mechanism of salt tolerance in rice. | Guangyu Liu Wanxia Jiang Lei Tian Yongcai Fu Lubin Tan Zuofeng Zhu Chuanqing Sun Fengxia Liu | 2022 | Journal of Genetics and Genomics2022,49,5: | 2 |
| 12 | Mantle anisotropy across the southwestern boundary of the Ordos block,North China显示文摘Located at the northeastern margin of the Tibetan plateau,the Ordos block is a stable tectonic unit in North China.With its active boundary fault zones,the Ordos block played an important role in the eastward extrusion mechanism of the Tibetan plateau.Peking University deployed a linear array of 15 portable broadband seismometers across the western Weihe graben during September 2005 to August 2006 and later a 2-D seismic array(Southwest Ordos Array) of 14 portable broadband seismometers during 2007-2008 at its southwestern boundary.Analyses of shear wave splitting of SKS and SKKS phases at these stations show that the fast directions trend ~110° with an average delay time of 0.9 s in the southwestern margin of the Ordos block.The agreement between the lithosphere deformation indicated by GPS data and Quaternary fault slip-rate observations and the mantle flow represented by shear wave splitting implies that accordant deformation patterns from lithosphere to asthenosphere in relation to the eastward extrusion of the Tibetan plateau could extend at least to 200 km depth.Spatial distribution of splitting polarization directions indicates that the mantle flow driven by the Tibetan plateau is blocked by the Ordos block and locally restricted in a narrow channel along the Qinling-Dabie fault zones between the Ordos block and Sichuan basin. | Yongcai Tang Yongshun John Chen Yuanyuan V. Fu Haiyang Wang Shiyong Zhou Eric Sandvol Jieyuan Ning Yongge Feng Mian Liu | 2010 | Earthquake Science2010,23,6: | 2 |
| 13 | Fine mapping of a quantitative trait locus for grain number per panicle from wild rice (Oryza rufipogon Griff.)显示文摘 | Feng Tian Zuofeng Zhu Boshen Zhang Lubin Tan Yongcai Fu Xiangkun Wang Chuan Qing Sun | 2006 | Theoretical and Applied Genetics2006,,4: | 1 |
| 14 | Origin of seed shattering in rice (Oryza sativa L.)显示文摘 | Zhongwei Lin Megan E. Griffith Xianran Li Zuofeng Zhu Lubing Tan Yongcai Fu Wenxu Zhang Xiangkun Wang Daoxin Xie Chuanqing Sun | 2007 | Planta2007,,1: | 1 |
| 15 | Correlates of Sexual Lifestyles Among Older Adults Living With HIV in China: Findings From the Sexual Well-being (SWELL) Study显示文摘Sexual lifestyles are closely related to overall human health and well-being.Few studies have focused on sexual lifestyles among older adults living with HIV(OALHIV),especially in low-and middle-income countries.This study is a part of the sexual well-being among older adults in China(SWELL)study,which is a multicenter cross-sectional study focused on sexual health among older adults aged 50 years and older.Participants were 680 OALHIV(≥50 years old)from the SWELL study conducted from June 2020 to December 2022.Data were collected through one-on-one interviews.We used logistic regression to assess the correlates of sexual activity and sexual satis-faction.Among all participants,37.1%were sexually active.Being older,male,in a steady relationship and employed were associated with being sexually active.The prevalence of sexual satisfaction was 69.8%among sexually active OALHIV.Being homosexual and reporting a better general health status were associated with sexual satisfaction.The OALHIV who have depressive symptoms were less likely to report sexual satisfaction.To support holistic healthy aging among OALHIV,it is important for healthcare providers to be educated about the importance of enquiring about sexual activity,satisfaction and problems and addressing concerns while conveying sex-positive attitudes during clinical reviews,as these are still critical aspects of their health and well-being. | Bingyi Wang Xin Peng Leiwen Fu Xinyi Li Tongxin Shi Bowen Liang Tian Tian Thomas Fitzpatrick Zhen Lu Weijie Zhang JunyeBian Xin Xiao YingWang Yunlong Ao Lin Ouyang YongCai Maohe Yu Guohui Wu Linghua Li Xiaojun Meng Huachun Zou | 2023 | Infectious Microbes & Diseases2023,5,3: | 1 |
| 16 | The genetic control of glabrous glume during African rice domestication显示文摘African cultivated rice,Oryza glaberrima,is characterized by its glabrous glumes.During domestication,the pubescent glumes of its wild ancestor,Oryza barthii,lost their trichomes,and in this study,we show that glabrous glume 5(GLAG5),a WUSCHEL-like homeobox transcription factor gene on chromosome 5,is required for trichome development.DNA methylation associated with an hATtransposable element inserted in the promoter region of GLAG5 is found to reduce its expression,leading to the formation of glabrous glumes and leaves in African cultivated rice.Among 82 African cultivated rice varieties investigated in this study,59(approximately 71%)lines exhibit glabrous glumes and harbor the hAT transposon;however,the other 23 varieties(approximately 29%),which exhibit pubescent glumes,lack the hAT transposon,indicating that glag5 had undergone strong artificial selection.Theπ;/π;ratios also show the hAT transposon insertions influence the genetic diversity of an approximately 150-kb interval encompassing the GLAG5 locus.The identification of the GLAG5 gene provides new insights into the domestication of cultivated rice in Africa.We speculate that the selection of varieties with mutations in their promoter regions is an important aspect of crop domestication. | Leqin Chang Min Hu Jing Ning Wei He Jiayu Gao Marie-Noelle Ndjiondjop Yongcai Fu Fengxia Liu Hongying Sun Ping Gu Chuanqing Sun Zuofeng Zhu | 2022 | Journal of Genetics and Genomics2022,49,5: | 1 |
| 17 | Rice transformation with a senescence-inhibition chimeric gene显示文摘A senescence-inhibition chimeric gene containing the specific promoter of SAG 12 and IPT gene was transferred into rice with the biolistic method. Results of PCR, Dot blotting and Southern blotting indicated that the chimeric gene had been integrated into rice genome. Analyses of GUS activity and cytokinin content in transgenic plants of rice and the observation of T 1 generation plant at grain formation stage indicated that the foreign gene was expressed. | Yongcai Fu Yueyun Ding Xinfang Liu Chuanqin Sun Souyun Cao Dongjiang Wang Sijie He Xiangkun Wang Liangcai Li Wenzhong Tian | 1998 | Chinese Science Bulletin1998,43,21: | 1 |
| 18 | Functional polymers. LV. Photochemical behavior of 2(2-hydroxyphenyl)2H-benzotriazole derivatives显示文摘 | Yongcai Jiang Shikang Wu Andres Sustic Fu Xi Otto Vogl | 1988 | Polymer Bulletin1988,,2: | 1 |
| 19 | Origin of seed shattering in rice (Oryza sativa L.)显示文摘 | Zhongwei Lin Megan E. Griffith Xianran Li Zuofeng Zhu Lubing Tan Yongcai Fu Wenxu Zhang Xiangkun Wang Daoxin Xie Chuanqing Sun | 2007 | Planta2007,,1: | 1 |