Article
Plant Sciences
Ruiqin Zhong, Muthugapatti K. Kandasamy, Zheng-Hua Ye
Summary: XND1 negatively regulates secondary wall deposition in xylem vessels by inhibiting the function of VNDs, which in turn affects the expression of secondary wall biosynthetic genes and downstream transcription factors.
PLANT AND CELL PHYSIOLOGY
(2021)
Article
Biochemistry & Molecular Biology
Xinran Du, Mingxing Su, Yang Jiao, Suxiang Xu, Jieqiong Song, Hongfei Wang, Qiuli Li
Summary: In this study, a new NAC gene, SlNAC10, was cloned from the halophyte Suaeda liaotungensis K. The SlNAC10 gene was found to be highly expressed in the leaves of S. liaotungensis and induced by drought, salt, cold, and ABA. Transgenic Arabidopsis plants overexpressing SlNAC10 showed improved salt and drought tolerance, along with increased proline content and antioxidant enzyme activities. SlNAC10 was found to regulate the transcription of proline synthesis-related enzymes. This study suggests that SlNAC10 plays a role in enhancing salt and drought tolerance in plants by regulating proline synthesis.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2022)
Article
Plant Sciences
Fangming Mei, Bin Chen, Fangfang Li, Yifang Zhang, Zhensheng Kang, Xiaojing Wang, Hude Mao
Summary: NAC transcription factors are crucial for plant responses to abiotic stresses. The study isolated three wheat TaSNAC4 homeologous genes and characterized the function of TaSNAC4-3A in plant drought tolerance. Overexpression of TaSNAC4-3A in Arabidopsis enhanced salt, osmotic and drought stress tolerance, reduced stomatal aperture size, and promoted root elongation and seed germination sensitivity to abscisic acid. Transcriptomic analysis showed upregulation of stress responsive genes in TaSNAC4-3A transgenic lines, emphasizing the important role of TaSNAC4-3A in plant drought tolerance.
PLANT PHYSIOLOGY AND BIOCHEMISTRY
(2021)
Review
Plant Sciences
Sara Forlani, Chiara Mizzotti, Simona Masiero
Summary: Fruits and seeds resulting from fertilization of flowers play a critical role in angiosperms, with transcription factors regulating various cellular processes during fruit ripening. The NAC superfamily of transcription factors is known to be involved in multiple aspects of fruit development and maturation. This review summarizes the current knowledge on NACs that modulate fruit ripening in model species and commercial crops.
Article
Plant Sciences
Guohui Yu, Zheni Xie, Shanshan Lei, Hui Li, Bin Xu, Bingru Huang
Summary: The transcriptional repressor LpNAL regulates chlorophyll catabolic genes and plays a crucial role in delaying leaf senescence in perennial ryegrass. LpNAL directly represses the expression of chlorophyll catabolic genes and acts as a fine-tuner to control the rate of chlorophyll degradation during leaf senescence. Knocking down LpNAL accelerates leaf senescence, while overexpression of LpNAL leads to delayed leaf senescence or stay-green phenotypes.
Review
Plant Sciences
Laura Medina-Puche, Rosa Lozano-Duran
Summary: Communication between the plasma membrane and organelles is crucial for cells to respond and adapt to changing conditions. Recently, there has been increasing interest in understanding the mechanisms of communication between these cellular components.
CURRENT OPINION IN PLANT BIOLOGY
(2022)
Article
Plant Sciences
Jiahui Liu, Hongfei Wang, Mingxing Su, Qianqian Li, Honglin Xu, Jieqiong Song, Changping Li, Qiuli Li
Summary: In this study, a NAC transcription factor gene, SlNAC4, was cloned from Suaeda liaotungensis K. and found to be highly expressed in stems. The overexpression of SlNAC4 in Arabidopsis enhanced salt and drought tolerance and increased antioxidant enzyme activity. SlNAC4 promoted the expression of ABA metabolism-related genes and regulated ABA metabolism to improve the plant's tolerance to salt and drought stress.
Article
Biochemistry & Molecular Biology
Hao Peng, Jessica Phung, Evan C. Stowe, Amit Dhingra, Michael M. Neff
Summary: ATAF2 plays extensive regulatory roles in pathogenesis, seedling development, and stress responses in Arabidopsis thaliana. The study suggests that ATAF2 promotes ethylene biosynthesis and responses by activating relevant genes, and enhances seedling responses to multiple hormone and stress signals.
Article
Plant Sciences
Ruiqin Zhong, Chanhui Lee, Marziyeh Haghighat, Zheng-Hua Ye
Summary: The study identified a new xylem vessel-specific NAC domain transcription factor, SND5, in Arabidopsis thaliana, which plays an important role in regulating secondary wall biosynthesis. SND5, along with its homologs, can regulate the expression of secondary wall-associated genes by activating SNBEs, indicating their key position in the transcriptional network mediated by SWNs.
Article
Biochemistry & Molecular Biology
Fuhang Liu, Dan Ma, Jinyu Yu, Ran Meng, Zhigang Wang, Baolei Zhang, Xingxiang Chen, Lin Zhang, Liyun Peng, Jixing Xia
Summary: OsNAC016 interacts with ART1 to cooperatively regulate gene expression related to aluminum tolerance in rice. Overexpression of OsNAC016 enhances aluminum tolerance in rice.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2023)
Article
Food Science & Technology
A. A. Tas, A. U. Shah
Summary: Legumes are proving to have great potential in extruded snacks as a healthier alternative to cereals, bringing both economic and environmental advantages. Despite the challenges in incorporating legume flours, research shows that they significantly impact the structure and quality of extrudates and have the potential to drive the global legume market forward. More work is needed to optimize processing conditions and improve consumer acceptance of legume-based extruded snacks.
TRENDS IN FOOD SCIENCE & TECHNOLOGY
(2021)
Article
Plant Sciences
Isura Sumeda Priyadarshana Nagahage, Kohei Matsuda, Kyoko Miyashita, Sumire Fujiwara, Chanaka Mannapperuma, Takuya Yamada, Shingo Sakamoto, Toshiki Ishikawa, Minoru Nagano, Misato Ohtani, Ko Kato, Hirofumi Uchimiya, Nobutaka Mitsuda, Maki Kawai-Yamada, Taku Demura, Masatoshi Yamaguchi
Summary: VNI2 inhibits the transcriptional activation activity of ATAF2 by interacting with it, resulting in negative regulation of leaf senescence.
Article
Biochemistry & Molecular Biology
Qi Wang, Cun Guo, Zhiyuan Li, Jinhao Sun, Zhichao Deng, Lichao Wen, Xiaoxu Li, Yongfeng Guo
Summary: The potato NAC transcription factor gene StNAC053 was significantly upregulated after salt, drought, and abscisic acid treatments, and its overexpression in Arabidopsis enhanced tolerance to salt and drought stress treatments by upregulating stress-related genes.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2021)
Article
Biochemistry & Molecular Biology
Pedro Barreto, Charlene Dambire, Gunjan Sharma, Jorge Vicente, Rory Osborne, Juliana Yassitepe, Daniel J. Gibbs, Ivan G. Maia, Michael J. Holdsworth, Paulo Aruda
Summary: Mitochondrial retrograde signaling through the inhibition of the cytoplasmic PLANT CYSTEINE OXIDASE (PCO) branch influences nuclear gene expression and physiological response. This pathway enhances substrate function, facilitating downstream stress responses.
Article
Biochemistry & Molecular Biology
Claire Guerin, Celine Dupuits, Said Mouzeyar, Jane Roche
Summary: This study identified a group of NAC genes specifically expressed in bread wheat, and their orthologs were found in 14 cereal species. These genes play important roles in grain development and heat stress response, and the promoter structure is related to seed development, hormone regulation, and stress response.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2022)
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)
Editorial Material
Biochemistry & Molecular Biology
Kaushal Kumar Bhati, Ulla Dolde, Stephan Wenkel
Article
Biotechnology & Applied Microbiology
Sadhana Singh, Himabindu Kudapa, Vanika Garg, Rajeev K. Varshney
Summary: This study identified a total of 21 potential drought-responsive NAC genes in chickpea, pigeonpea, and groundnut, which showed correlation between gene expression, transcriptional regulation, and better tolerance against drought. These candidate genes could be useful for molecular breeding for drought tolerance in legume crops in semi-arid tropics.
Correction
Plant Sciences
Sadhana Singh, Hiroyuki Koyama, Kaushal K. Bhati, Anshu Alok
JOURNAL OF PLANT RESEARCH
(2021)
Editorial Material
Plant Sciences
Kaushal Kumar Bhati, Ai My Luong, Henri Batoko
Summary: The study suggests that the enzymatic complex VPS34 is still able to synthesize PI3P in mutant Arabidopsis lacking both VPS38 and ATG14.
TRENDS IN PLANT SCIENCE
(2021)
Review
Genetics & Heredity
Sailaja Bhogireddy, Satendra K. Mangrauthia, Rakesh Kumar, Arun K. Pandey, Sadhana Singh, Ankit Jain, Hikmet Budak, Rajeev K. Varshney, Himabindu Kudapa
Summary: ncRNAs act as riboregulators by recognizing specific nucleic acid targets to regulate plant growth, development, and stress responses, evolving into different forms such as miRNAs, siRNAs, and playing a control role in various biological processes.
FUNCTIONAL & INTEGRATIVE GENOMICS
(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)
Review
Biochemistry & Molecular Biology
Ai My Luong, Jerome Koestel, Kaushal Kumar Bhati, Henri Batoko
Summary: Plant selective autophagy is a regulated process that degrades unnecessary or harmful components in eukaryotic cells, contributing to plant cell physiology and homeostasis. The specific cargo receptors and mechanisms involved in this pathway are not structurally conserved, highlighting the need for further research to understand evolutionary convergence and fill knowledge gaps.
Review
Biochemistry & Molecular Biology
Anshu Alok, Sadhana Singh, Pankaj Kumar, Kaushal K. Bhati
Summary: Myo-inositol is a widely present organic compound that serves as a substrate in various biosynthesis pathways. The myo-inositol pathway and enzymes have potential implications in plant physiology and crop improvement. Recent studies have shown the crosstalk between the myo-inositol pathway and other important biosynthesis and stress responsive pathways in plants. The exploration of myo-inositol derivatives and associated pathways could open up new directions for understanding stress-responsive metabolic networks.
MOLECULAR BIOLOGY REPORTS
(2022)
Editorial Material
Plant Sciences
Santiago Signorelli, Kaushal Kumar Bhati
FRONTIERS IN PLANT SCIENCE
(2023)
Article
Genetics & Heredity
Bin Sun, Kaushal Kumar Bhati, Peizhe Song, Ashleigh Edwards, Louise Petri, Valdeko Kruusvee, Anko Blaakmeer, Ulla Dolde, Vandasue Rodrigues, Daniel Straub, Junbo Yang, Guifang Jia, Stephan Wenkel
Summary: RNA adenosine bases can be transiently modified by adding a methyl-group to form N-6-methyladenosine (m(6)A). The FIO1 enzyme is responsible for the 3'-end methylation of FLOWERING LOCUS C (FLC) transcript, which stabilizes FLC mRNAs. This study provides new insights into the RNA modification process and its impact on gene expression.
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.