Article
Plant Sciences
Daniel Matsusaka, Daniele Filiault, Diego H. Sanchez, Javier F. Botto
Summary: This study explored the genetic basis of contrasting light-associated physiological traits in a novel RIL population generated from a cross between photomorphogenic contrasting accessions Patagonia and Columbia. QTL mapping identified seven QTLs for hypocotyl length in different light treatments, with Rc1 and Bc1 being the most relevant QTLs on chromosome V. The additive effects of these QTLs were confirmed by independent HIFs, and potential candidate genes TZP and ABA1 were explored for Rc1 and Bc1QTLs.
FRONTIERS IN PLANT SCIENCE
(2021)
Article
Plant Sciences
Yakun Liu, Guifen Wu, Xingxing Ke, Zhifu Zheng, Yueping Zheng
Summary: This study reveals that the ATS1 gene negatively regulates salt resistance in Arabidopsis. Overexpression of ATS1 leads to decreased salt tolerance in terms of seed germination, biomass, chlorophyll content, pod development, and increased root/shoot ratio and anthocyanidin content. Mutations in the ATS1 gene result in higher levels of unsaturated fatty acids, which stabilize the plasma membrane under salt stress. The ats1 mutants also regulate ion homeostasis by upregulating K+ uptake and downregulating Na+ uptake genes.
Article
Plant Sciences
Wannian Li, Patrick M. Finnegan, Qin Dai, Dongqiang Guo, Mei Yang
Summary: This study investigated the response of Eucalyptus clones to aluminum toxicity, with findings showing that the aluminum-tolerant clone G9 exhibited earlier and greater secretion of organic acids compared to the aluminum-sensitive clone W4. Enhanced activities of enzymes involved in organic acid metabolism were associated with the increased secretion of citrate in G9, contributing to aluminum detoxification.
Article
Genetics & Heredity
Cris L. Wijnen, Frank F. M. Becker, Andries A. Okkersen, C. Bastiaan de Snoo, Martin P. Boer, Fred A. van Eeuwijk, Erik Wijnker, Joost J. B. Keurentjes
Summary: Plants can exhibit different phenotypic responses after polyploidization, and the genetic factors responsible for ploidy-dependent phenotypic variation have not yet been identified. In this study, a population of segregating haploid and diploid offspring derived from Arabidopsis thaliana with different ploidy levels was compared to map the genotype x ploidy (G x P) interactions. Ploidy-specific quantitative trait loci (QTLs) were detected at both ploidy levels, indicating that including phenotypic measurements of haploids in QTL analyses can increase mapping power. The study also revealed pleiotropic effects and opposite effects at different ploidy levels for some QTLs. Overall, the research provides evidence that genetic variation between different Arabidopsis accessions is responsible for differences in phenotypic responses to altered ploidy levels, demonstrating a G x P effect.
Review
Plant Sciences
Mustafa Bulut, Saleh Alseekh, Alisdair R. Fernie
Summary: While most respiration-related studies focus on respiratory metabolites, new high-throughput techniques are enabling the discovery of respiration rates. Plant respiration is a major global metabolic flux, but rates vary greatly between cell types, individuals, and species. However, few studies have investigated population-level variation in respiration until recently. This review highlights the use of experimental populations and large collections to study the genetic architecture of plant traits, including respiration rates and associated traits.
Article
Plant Sciences
Cheng Zhang, Chenchen Tong, Lei Cao, Pengpeng Zheng, Xiaofeng Tang, Lihuan Wang, Min Miao, Yongsheng Liu, Shuqing Cao
Summary: This research uncovered a novel regulatory cascade that significantly influences Cd tolerance in Arabidopsis. The WRKY33-ATL31-IRT1 module plays a crucial role in blocking Cd absorption and preventing metal toxicity. WRKY33 activates the transcription of ATL31, which in turn targets IRT1 for degradation in response to Cd stress.
PLANT CELL AND ENVIRONMENT
(2023)
Article
Biochemistry & Molecular Biology
Feng Kong, Katrina M. Ramonell
Summary: The gene ATL12 plays an important role in the response to salt stress and abscisic acid (ABA) in Arabidopsis thaliana. Overexpression of ATL12 increases the expression of salt stress-associated genes and ABA-responsive genes, and leads to higher levels of reactive oxygen species. Mutants of atl12 are sensitive to salt stress and ABA, and have shorter root length. The findings suggest that ATL12 modulates the response to salt stress and is involved in the ABA signaling pathway.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2022)
Article
Biochemistry & Molecular Biology
Seokjin Lee, Quang Tri Le, Seonyoung Yang, Kwang Yeon Hwang, Hojoung Lee
Summary: This research aims to explore the molecular mechanism of nitrate sensing/signaling in plants to improve nitrogen utilization efficiency. The differences in amino acid sequence of NRT1.1 were found to account for the variation in root hair numbers, suggesting its potential as a target for gene editing technology.
Article
Biochemistry & Molecular Biology
J. Silva-Navas, N. Salvador, J. C. del Pozo, C. Benito, F. J. Gallego
Summary: The ScSTOP1 gene from rye enhances plants' tolerance to aluminum and low pH stress, possibly through activating ScALMT1.
Article
Biochemistry & Molecular Biology
Hanmei Du, Peter R. Ryan, Chan Liu, Hongjie Li, Wanpeng Hu, Weina Yan, Ying Huang, Wenzhu He, Bowen Luo, Xiao Zhang, Shibin Gao, Shufeng Zhou, Suzhi Zhang
Summary: This study investigated the function of ZmMATE6 in maize plants and demonstrated its resistance to aluminum toxicity and crucial role in citrate transport. The research confirmed that ZmMATE6 expression is induced by aluminum treatment and functions as a citrate transporter.
Article
Biochemistry & Molecular Biology
Xinxin Tang, Lan Wu, Fanlong Wang, Wengang Tian, Xiaoming Hu, Shuangxia Jin, Huaguo Zhu
Summary: In this study, 14 putative S-adenosylmethionine decarboxylase genes were identified in upland cotton, and the ectopic expression of one of these genes in Arabidopsis thaliana resulted in enhanced salinity tolerance through increased spermidine accumulation and activation of salinity resistance-related genes.
DNA AND CELL BIOLOGY
(2021)
Article
Plant Sciences
Lei Feng, Yan Li, Yu-Ling Zhou, Guang-Hua Meng, Zhao-Lin Ji, Wen-Hui Lin, Jun-Xian He
Summary: This study investigates the molecular mechanisms of plant responses to salt stress in salt cress. Phenotypic analysis, transcriptomic and proteomic profiling, and other assays were conducted to validate the role of BRs in regulating plant responses to salt stress. The results indicate that BES1 plays a positive role in plant salt tolerance.
FRONTIERS IN PLANT SCIENCE
(2023)
Article
Biochemistry & Molecular Biology
Li -Li Liu, Yun-Quan Deng, Xin-Xiu Dong, Cheng-Feng Wang, Fang Yuan, Guo-Liang Han, Bao-Shan Wang
Summary: Ferulic acid plays an important role in the composition and structural properties of the cuticle, and its deficiency in cutin leads to reduced drought tolerance.
Article
Plant Sciences
Hanmei Du, Xiaoqi Hu, Wei Yang, Wanpeng Hu, Weina Yan, Yushan Li, Wenzhu He, Moju Cao, Xiao Zhang, Bowen Luo, Shibin Gao, Suzhi Zhang
Summary: Aluminum toxicity is a major limiting factor in crop production in acid soils worldwide. The XTH gene ZmXTH is found to play a crucial role in detoxifying aluminum by regulating the binding ability of the cell wall to aluminum, leading to increased aluminum tolerance in transgenic plants.
JOURNAL OF PLANT PHYSIOLOGY
(2021)
Article
Biochemistry & Molecular Biology
Masaaki Ono, Kazuho Isono, Yoichi Sakata, Teruaki Taji
Summary: This study found that hydrogen peroxide increased in plants under long-term heat stress but not under short-term heat stress; only cat2 mutants with defective catalase activity were sensitive to long-term heat stress, while other mutants were sensitive to short-term heat stress. CAT2 was induced under long-term heat stress and plays a crucial role in heat tolerance mechanisms.
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS
(2021)
Review
Biochemistry & Molecular Biology
Raj Kishan Agrahari, Prashantee Singh, Hiroyuki Koyama, Sanjib Kumar Panda
Article
Plant Sciences
B. Saha, D. Swain, P. Borgohain, G. R. Rout, H. Koyama, S. K. Panda
Article
Plant Sciences
Yuki Nakano, Kazutaka Kusunoki, Owen A. Hoekenga, Keisuke Tanaka, Satoshi Iuchi, Yoichi Sakata, Masatomo Kobayashi, Yoshiharu Y. Yamamoto, Hiroyuki Koyama, Yuriko Kobayashi
FRONTIERS IN PLANT SCIENCE
(2020)
Article
Plant Sciences
Yuki Nakano, Kazutaka Kusunoki, Haruka Maruyama, Takuo Enomoto, Mutsutomo Tokizawa, Satoshi Iuchi, Masatomo Kobayashi, Leon Kochian, Hiroyuki Koyama, Yuriko Kobayashi
Article
Multidisciplinary Sciences
Hiroto Yamashita, Tomoki Uchida, Yasuno Tanaka, Hideyuki Katai, Atsushi J. Nagano, Akio Morita, Takashi Ikka
SCIENTIFIC REPORTS
(2020)
Article
Agronomy
Raj Kishan Agrahari, Yuriko Kobayashi, Pankaj Borgohain, Sanjib Kumar Panda, Hiroyuki Koyama
Article
Plant Sciences
Mutsutomo Tokizawa, Takuo Enomoto, Hiroki Ito, Liujie Wu, Yuriko Kobayashi, Javier Mora-Macias, Dagoberto Armenta-Medina, Satoshi Iuchi, Masatomo Kobayashi, Mika Nomoto, Yasuomi Tada, Miki Fujita, Kazuo Shinozaki, Yoshiharu Y. Yamamoto, Leon Kochian, Hiroyuki Koyama
Summary: STOP1 regulates the expression of ALMT1, which is crucial for aluminum resistance in Arabidopsis. The rapid induction of AtALMT1 in response to aluminum is an important mechanism to protect roots from toxicity. STOP1 also regulates the expression of other aluminum resistance genes, such as GDH1 and 2, by binding to specific sites in their promoters.
JOURNAL OF EXPERIMENTAL BOTANY
(2021)
Article
Biochemistry & Molecular Biology
Ayan Sadhukhan, Raj Kishan Agrahari, Liujie Wu, Toshihiro Watanabe, Yuki Nakano, Sanjib Kumar Panda, Hiroyuki Koyama, Yuriko Kobayashi
Summary: Through expression genome-wide association study and validation using reverse genetics, we found significant associations between genes related to phosphatidylinositol metabolism and stress signal transduction and variation in the expression level of the Al tolerance gene ALS3, highlighting the regulatory mechanisms of ALS3 expression in the shoot.
Article
Plant Sciences
Sadhana Singh, Hiroyuki Koyama, Kaushal K. Bhati, Anshu Alok
Summary: The agriculture sector is currently encountering challenges such as climate change, malnutrition, and food insecurity, which require novel biotechnological interventions to increase plant yield and stress tolerance. NAC genes play a crucial role in enhancing plant survivability under stress and have a significant impact on plant growth and adaptability.
JOURNAL OF PLANT RESEARCH
(2021)
Review
Plant Sciences
Raj Kishan Agrahari, Yuriko Kobayashi, Takashi Sonam Tashi Tanaka, Sanjib Kumar Panda, Hiroyuki Koyama
Summary: Precise use of fertilizers is crucial for increasing crop production and reducing negative effects of over-fertilization. Smart fertilizer management technologies utilizing information, sensors, and tools have advanced to enable accurate fertilization in precision agriculture. Emerging prediction methods and imaging technologies support accurate nutrient application, while deficiency damages can be identified through RGB images.
SOIL SCIENCE AND PLANT NUTRITION
(2021)
Correction
Plant Sciences
Sadhana Singh, Hiroyuki Koyama, Kaushal K. Bhati, Anshu Alok
JOURNAL OF PLANT RESEARCH
(2021)
Article
Environmental Sciences
Hiroto Yamashita, Yoshifumi Nishina, Naho Komori, Mizuho Kamoshita, Yasuhisa Oya, Kenji Okuno, Akio Morita, Takashi Ikka
Summary: The study showed that tea plant roots have a higher uptake of 137Cs, which is preferentially translocated to new shoots rather than mature leaves. In total, 69% of 137Cs remained in roots and 31% was transported to shoots.
JOURNAL OF ENVIRONMENTAL RADIOACTIVITY
(2021)
Review
Plant Sciences
Ayan Sadhukhan, Yuriko Kobayashi, Satoshi Iuchi, Hiroyuki Koyama
Summary: STOP1 is a master transcription factor regulating cellular pH homeostasis and conferring various stress tolerances in both roots and shoots. It synergistically enhances tolerance to coexisting stress factors in roots and promotes superior phosphorus acquisition, while antagonistically functions to promote hypoxia tolerance and suppress drought tolerance in shoots. Harmonization of STOP1-regulated traits is essential for plant adaptation to various environments.
TRENDS IN PLANT SCIENCE
(2021)
Article
Engineering, Geological
Adenan Yandra Nofrizal, Rei Sonobe, Hiroto Yamashita, Akio Morita, Takashi Ikka
Summary: This study aims to evaluate dimensionality reduction for estimating chlorophyll content from hyperspectral reflectance. The results show that principal component analysis is the best method for dimensionality reduction when estimating chlorophyll content in Zizania Latifolia.
INTERNATIONAL JOURNAL OF ENGINEERING AND GEOSCIENCES
(2022)
Article
Plant Sciences
Jay Prakash Awasthi, Kazutaka Kusunoki, Bedabrata Saha, Yuriko Kobayashi, Hiroyuki Koyama, Sanjib Kumar Panda
Summary: The expression pattern of aluminum tolerance genes plays a crucial role in determining aluminum avoidance/tolerance in plant cultivars. Transcriptome analysis of contrasting indica rice cultivars in India's North Eastern region revealed transcriptional variations associated with aluminum avoidance/tolerance and identified several candidate genes responsible for aluminum tolerance. The study suggests the involvement of both trans-acting and cis-acting polymorphisms in aluminum signaling in the aluminum-tolerant cultivar.
Article
Biochemistry & Molecular Biology
Yanru Feng, Muhammad Shahedul Alam, Feng Yan, Michael Frei
Summary: Tropospheric ozone has significant effects on the remobilization and allocation efficiency of aboveground biomass and nutrients in cereal crops. Long-term ozone exposure increases straw C:N ratio and affects grain C:N ratio. Grain N concentrations increase significantly under ozone stress, but N yield declines due to grain yield losses. Various indicators of N use efficiency are reduced, indicating reduced N absorption from soil and allocation from vegetative to reproductive organs. Straw C:N ratio is not suitable for predicting wheat productivity. Nitrogen harvest index (NHI) is not affected by ozone stress, but the relationship between harvest index (HI) and NHI is changed by elevated ozone concentration.
Article
Biochemistry & Molecular Biology
Cong Guan, Wei Li, Guoliang Wang, Ruimei Yang, Jinglei Zhang, Jinhong Zhang, Bo Wu, Run Gao, Chunlin Jia
Summary: This study characterized the expression profiles of mRNAs and ncRNAs in switchgrass under drought stress. The up-regulated mRNAs were enriched in starch and sucrose metabolism pathway, while the differentially expressed lncRNAs potentially regulated protein-coding genes. The study also constructed regulatory networks and validated the functionality of the target gene PvSS4 in enhancing drought tolerance.
Article
Biochemistry & Molecular Biology
Juan Nicolas-Espinosa, Lucia Yepes-Molina, Fuensanta Martinez-Bernal, Miriam Fernandez-Pozurama, Micaela Carvajal
Summary: This study aimed to investigate the physiological response of broccoli leaves to abiotic stresses such as salinity and boron toxicity/deficiency. The results showed that the combined stress of salinity and boron deficiency resulted in a significant reduction in plant biomass, and the adaptation mechanisms were associated with water and boron concentration in the leaves. The expression patterns of PIP aquaporins varied among the different stress treatments, and their presence in the plasma membrane and interaction with the lipid environment played potential regulatory roles in facilitating salinity-boron stress adaptation mechanisms.
Review
Biochemistry & Molecular Biology
Wen-Feng Huang, Juan Li, Jian-An Huang, Zhong-Hua Liu, Li-Gui Xiong
Summary: This review examines the seasonal trends of phyllosphere microorganisms in woody and herbaceous plants and explores the factors influencing these trends. While herbaceous and woody plants share some similarities and differences in their phyllosphere microbiomes, further experimental validation is needed.
Article
Biochemistry & Molecular Biology
Changguang Liao, Hui Shen, Zihan Gao, Yunshu Wang, Zhiguo Zhu, Qiaoli Xie, Ting Wu, Guoping Chen, Zongli Hu
Summary: The novel CRF, SlCRF6, plays a crucial role in regulating tomato plant morphology, leaf development, and the accumulation of photosynthetic products.
Article
Biochemistry & Molecular Biology
Alok Madhu, Alok Sharma, Amandeep Kaur, Kashmir Singh, Santosh Kumar Upadhyay
Summary: In this study, 15 TaMDHAR genes were identified in bread wheat and their crucial roles in antioxidants, growth and development, and stress responses were revealed.
Article
Biochemistry & Molecular Biology
Kai Zheng, Yongsheng Cai, Yanying Qu, Lu Teng, Chaoyue Wang, Jie Gao, Quanjia Chen
Summary: In this study, the whole genome identification and bioinformatics analysis of the HCT gene family were performed in G. barbadense. The results showed that the GbHCT114 gene regulates plant trichome development, which is closely related to cotton fiber quality. Gene silencing and overexpression experiments confirmed the important role of GbHCT114 gene in cotton fiber morphology, lignin content, and secondary xylem duct cell wall development. Transcriptomic analysis identified differentially expressed genes associated with lignin synthesis and fiber development.
Review
Biochemistry & Molecular Biology
Tanashvi Seth, Sejal Asija, Shahid Umar, Ravi Gupta
Summary: Plants activate a sophisticated signaling cascade in response to pests and pathogens, with lipids playing a crucial role in mediating these defense responses. Different types of lipids are involved in cell signaling during plant-pathogen interaction and each lipid has specific relevance and contributes to specific signaling cascades. Lipid biosynthetic enzymes, including phospholipases, are involved in the production of defense signaling molecules. Lipids participate in stress signaling by mediating signal transduction, acting as precursors for bioactive molecules, regulating ROS formation, and interacting with phytohormones.
Article
Biochemistry & Molecular Biology
Yangyang Chen, Xiao Wu, Xiaohua Wang, Qionghou Li, Hao Yin, Shaoling Zhang
Summary: 'Nanguo' pears emit a rich aroma when fully ripe, and the important volatile components are the six-carbon compounds derived from the lipoxygenase pathway. This study identified a highly expressed bZIP transcription factor that is induced during the mature stage of 'Nanguo' pears, and demonstrated its regulatory role in fatty acid-derived volatile biosynthesis.
Article
Biochemistry & Molecular Biology
Zhao Geng, Haikuan Dou, Jianguang Liu, Guiyuan Zhao, Linlin Liu, Ning Zhao, Hanshuang Zhang, Yongqiang Wang, Zetong An
Summary: The overexpression of GhFB15 gene decreases the salt tolerance of Arabidopsis plants, while silencing the gene improves the salt tolerance of cotton plants. Furthermore, GhFB15 regulates the accumulation of flavonoids and the levels of ROS.
Article
Biochemistry & Molecular Biology
Linjun Cai, Ancheng Ma, Jiao Lei, Chongsheng He
Summary: METTL4 is identified as a plant DNA 6mA methyltransferase in Arabidopsis thaliana and plays a crucial role in regulating heat stress response.
Article
Biochemistry & Molecular Biology
Zailong Tian, Kun Li, Yaru Sun, Baojun Chen, Zhaoe Pan, Zhenzhen Wang, Baoyin Pang, Shoupu He, Yuchen Miao, Xiongming Du
Summary: Plants have evolved a mechanism called 'stress memory' to survive in various environmental stresses. This study reveals the physiological, biochemical, and molecular mechanisms underlying drought stress memory formation in cotton, highlighting the role of histone modification H3K4me3 in regulating transcriptional memory. It also investigates the intergenerational inheritance of drought stress memory in cotton, providing theoretical guidance for cotton breeding.
