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| 1 | Control of Leaf Senescence by an MeOH- Jasmonates Cascade that Is Epigenetically Regulated by OsSRT1 in Rice显示文摘 | ChuanYing Fang Hua Zhang Jian Wan YangYang Wu Kang Li Cheng Jin Wei Chen ShouChuang Wang WenSheng Wang HaiWei Zhang Pan Zhang Fei Zhang LiangHuan Qu Xianqing Liu Dao-Xiu Zhou Jie Luo | 2016 | Molecular Plant2016,9,10: | 14 |
| 2 | Development of a widely targeted volatilomics method for profiling volatilomes in plants显示文摘Volatile organic compounds play essential roles in plant environment interactions as well as determining the fragrance of plants.Although gas chromatography-mass spectrometry-based untargeted metabolo-mics is commonly used to assess plant volatiles,it suffers from high spectral convolution,low detection sensitivity,a limited number of annotated metabolites,and relatively poor reproducibility.Here,we report a widely targeted volatilomics(WTV)method that involves using a“targeted spectra extraction”algorithm to address spectral convolution,constructing a high-coverage MS2 spectral tag library to expand volatile annotation,adapting a multiple reaction monitoring mode to improve sensitivity,and using regression models to adjust for signal drift.The newly developed method was used to profile the volatilome of rice grains.Compared with the untargeted method,the newly developed WTV method shows higher sensitivity(for example,the signal-to-noise ratio of guaicol increased from 4.1 to 18.8),high annotation coverage(the number of annotated volatiles increased from 43 to 132),and better reproducibility(the number of volatiles in quality control samples with relative standard deviation value below 30.0%increased from 14 to 92 after normalization).Using the WTV method,we studied the metabolic responses of tomato to environmental stimuli and profiled the volatilomes of different rice accessions.The results identified benzothiazole as a potential airborne signal priming tomato plants for enhanced defense and 2-nonanone and 2-heptanone as novel aromatic compounds contributing to rice fragrance.These case studies suggest that the widely targeted volatilomics method is more efficient than those currently used and may considerably promote plant volatilomics studies. | Honglun Yuan Guangping Cao Xiaodong Hou Menglan Huang Pengmeng Du Tingting Tan Youjin Zhang Haihong Zhou Xianqing Liu Ling Liu Yiding Jiangfang Yufei Li Zhenhuan Liu Chuanying Fang Liqing Zhao Alisdair R.Fernie Jie Luo | 2022 | Molecular Plant2022,15,1: | 2 |
| 3 | Benefiting others and self: Production of vitamins in plants显示文摘Vitamins maintain growth and development in humans, animals, and plants. Because plants serve as essential producers of vitamins, increasing the vitamin contents in plants has become a goal of crop breeding worldwide. Here, we begin with a summary of the functions of vitamins. We then review the achievements to date in elucidating the molecular mechanisms underlying how vitamins are synthesized, transported, and regulated in plants. We also stress the exploration of variation in vitamins by the use of forward genetic approaches, such as quantitative trait locus mapping and genome-wide association studies. Overall, we conclude that exploring the diversity of vitamins could provide new insights into plant metabolism and crop breeding. | Yufei Li Chenkun Yang Hasan Ahmad Mohamed Maher Chuanying Fang Jie Luo | 2021 | Journal of Integrative Plant Biology2021,63,1: | 2 |
| 4 | Integration of rhythmic metabolome and transcriptome provides insights into the transmission of rhythmic fluctuations and temporal diversity of metabolism in rice显示文摘Various aspects of the organisms adapt to cyclically changing environmental conditions via transcriptional regulation.However,the role of rhythmicity in altering the global aspects of metabolism is poorly characterized.Here,we subjected four rice(Oryza sativa)varieties to a range of metabolic profiles and RNA-seq to investigate the temporal relationships of rhythm between transcription and metabolism.More than 40%of the rhythmic genes and a quarter of metabolites conservatively oscillated across four rice accessions.Compared with the metabolome,the transcriptome was more strongly regulated by rhythm;however,the rhythm of metabolites had an obvious opposite trend between day and night.Through association analysis,the time delay of rhythmic transmission from the transcript to the metabolite level was~4 h under long-day conditions,although the transmission was nearly synchronous for carbohydrate and nucleotide metabolism.The rhythmic accumulation of metabolites maintained highly coordinated temporal relationships in the metabolic network,whereas the correlation of some rhythmic metabolites,such as branched-chain amino acids(BCAAs),was significantly different intervariety.We further demonstrated that the cumulative diversity of BCAAs was due to the differential expression of branched-chain aminotransferase 2 at dawn.Our research reveals the flexible pattern of rice metabolic rhythm existing with conservation and diversity. | Junjie Zhou Chengyuan Liu Qiyu Chen Ling Liu Shuying Niu Ridong Chen Kang Li Yangyang Sun Yuheng Shi Chenkun Yang Shuangqian Shen Yufei Li Junwei Xing Honglun Yuan Xianqing Liu Chuanying Fang Alisdair R.Fernie Jie Luo | 2022 | Science China(Life Sciences)2022,65,9: | 0 |
| 5 | Plant metabolism paves the way for breeding crops with high nutritional value and stable yield显示文摘Plant metabolites often harbor diverse bioactivities;for humans,plant-derived bioactive metabolites are indispensable for health.Moreover,plants produce these metabolites to keep themselves fit.During the domestication and improvement of crops,humans largely focused on increased yield to support population growth.For example,large seed sizes,high seed weights,and low seed shattering were selected in cereal crops,whereas fruit sizes and shapes were selected in vegetable crops. | Cheng Jin Chuanying Fang Yuanyuan Zhang Alisdair R.Fernie Jie Luo | 2021 | Science China(Life Sciences)2021,64,12: | 0 |