Article
Biochemistry & Molecular Biology
Hyuk Sung Yoon, Kaien Fujino, Shenkui Liu, Tetsuo Takano, Daisuke Tsugama
Summary: The study shows that Arabidopsis PP2A B''-family subunits interact with PP2A A (scaffold) subunits and can mediate VIP1 dephosphorylation. This provides important insights into the molecular mechanism of VIP1 dephosphorylation.
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS
(2021)
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
Plant Sciences
Alejandro Miguel Serrano, Lucas Vanhaelewyn, Filip Vandenbussche, Hernan Esteban Boccalandro, Belen Maldonado, Dominique Van Der Straeten, Carlos Luis Ballare, Maria Veronica Arana
Summary: This study investigated the light-mediated reorientation of Arabidopsis thaliana inflorescences through a combination of laboratory and field experiments. It was found that phototropism in inflorescences is promoted by photons in the UV and blue spectral range, with multiple photoreceptor families playing a role in the process. Specifically, UVR8, phototropins, and cryptochromes were identified as key players in mediating the phototropic response to different light conditions.
PLANT CELL AND ENVIRONMENT
(2021)
Review
Genetics & Heredity
Jing Feng, Yahui Gao, Kun Wang, Mingguo Jiang
Summary: ZRF1, an epigenetic regulator, plays a key role in transcriptional regulation by binding to monoubiquitinated histone H2A in animals and humans, and acts as a tumor suppressor. The homologs of ZRF1 are widely found in plants, but studies on ZRF1 in higher plants are limited.
Article
Biochemistry & Molecular Biology
Klara Prikrylova Konecna, Agata Kilar, Petra Kovacikova, Jiri Fajkus, Eva Sykorova, Miloslava Fojtova
Summary: This study investigates the interaction between ARM and telomerase and explores the cellular functions of ARM. The results show that ARM is involved in crucial cellular processes and has a dominant effect. Additionally, ARM is implicated in circadian rhythms and responses to drugs and stimuli.
Article
Plant Sciences
Michelle C. Chirinos-Arias, Claudia P. Spampinato
Summary: DNA mismatch repair (MMR) is a crucial pathway for maintaining genomic stability, with MutS proteins recognizing and repairing DNA damage. In this study, the expression of MSH7 was repressed by salt exposure but progressively recovered. Mutants with msh7 alleles showed defects in G2/M arrest and reduced salt inhibitory effects, indicating the potential of disrupting MSH7 activity for plant adaptation to salinity stress.
PLANT PHYSIOLOGY AND BIOCHEMISTRY
(2021)
Article
Plant Sciences
Masayuki Ishikawa, Tetsuya Yoshida, Momoko Matsuyama, Yusuke Kouzai, Akihito Kano, Kazuhiro Ishibashi
Summary: In this study, targeted mutagenesis of four susceptible genes in tomato using CRISPR/Cas9 technology conferred strong resistance against the emerging virus ToBRFV. The quadruple-mutant plants showed highly durable resistance and also exhibited resistance to other tobamovirus species. This provides a valuable genetic resource for future disease-resistant tomato breeding.
Article
Biochemistry & Molecular Biology
Joseph A. Edwards, Usha Bishnoi Saran, Jason Bonnette, Alice MacQueen, Jun Yin, Tu Uyen Nguyen, Jeremy Schmutz, Jane Grimwood, Len A. Pennacchio, Chris Daum, Tijana Glavina del Rio, Felix B. Fritschi, David B. Lowry, Thomas E. Juenger
Summary: A fundamental goal in plant microbiome research is to determine the relative impacts of host and environmental effects on root microbiota composition. This study characterized the root microbiota of switchgrass in its native range and found that field location is the primary determinant of microbiome composition. They also identified loci impacting the abundance of microbial strains and found a genetic relationship between a basal plant immunity pathway and relative abundances of root microbiota.
Article
Plant Sciences
Qianwen Zhang, Li Lin, Fang Fang, Beimi Cui, Cheng Zhu, Shukun Luo, Ruohe Yin
Summary: COP1 is a critical repressor of plant photomorphogenesis in darkness. However, it plays distinct roles in the UVR8 pathway in Arabidopsis thaliana. COP1 interacts with UV-B-activated UVR8 monomers and promotes their retention and accumulation in the nucleus. Moreover, COP1 has a function in UV-B signaling, which involves its binding to UVR8 and HY5 via conserved VP motifs.
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
Ecology
Torbjorn Kornstad, Mikael Ohlson, Siri Fjellheim
Summary: Polyploid species have higher gene redundancy, hybrid vigor, and phenotypic plasticity compared to their parent species, making them better adapted to novel environments. Arabidopsis arenosa showed higher phenotypic plasticity and genetic diversity, while A. thaliana had lower genetic diversity. There was a positive relationship between genetic diversity and phenotypic plasticity.
ECOLOGY AND EVOLUTION
(2022)
Article
Plant Sciences
Kaijie Zheng, Xutong Wang, Yating Wang, Shucai Wang
Summary: Comparing the functions and interactions of MBW complex proteins between rice and Arabidopsis revealed that rice homologs OsGL1s, OsGL3s, and OsTTG1s can form MBW complexes with similar functions to their Arabidopsis counterparts, suggesting a conservation of function within the MBW complex.
Article
Biology
Kazusato Oikawa, Takuto Imai, Chonprakun Thagun, Kiminori Toyooka, Takeshi Yoshizumi, Kazuya Ishikawa, Yutaka Kodama, Keiji Numata
Summary: The researchers investigated the rate and trajectory of mitochondria in Arabidopsis thaliana mesophyll cells using confocal laser-scanning microscopy. They discovered that mitochondria migrate through wiggling during their association with chloroplasts, shedding light on the impact of mitochondria-chloroplast interaction on mitochondrial movement.
COMMUNICATIONS BIOLOGY
(2021)
Article
Plant Sciences
Minsoo Noh, Jin Seok Shin, Jong Chan Hong, Soo Youn Kim, Jeong Sheop Shin
Summary: TCX8 localizes to the nucleus and functions as a transcriptional repressor, binding to the LOX2 promoter to suppress JA biosynthesis, leading to delayed plant senescence. This study expands our understanding of plant senescence regulation through TCX8-mediated modulation of LOX2 expression.
PLANT CELL REPORTS
(2021)
Article
Plant Sciences
Amber Mertens, Nele Horemans, Eline Saenen, Robin Nauts, Ann Cuypers
Summary: This study found that calcium influences uranium uptake and toxicity in the terrestrial plant Arabidopsis thaliana, affecting plant growth and oxidative stress. Uranium, in turn, influences calcium uptake and distribution. The expression of calcium transporters is also influenced by uranium and calcium channel blockers.
PLANT PHYSIOLOGY AND BIOCHEMISTRY
(2022)
Article
Biotechnology & Applied Microbiology
Chunbo Miao, Dong Wang, Reqing He, Shenkui Liu, Jian-Kang Zhu
PLANT BIOTECHNOLOGY JOURNAL
(2020)
Article
Biochemistry & Molecular Biology
Daisuke Tsugama, Kaien Fujino, Shenkui Liu, Tetsuo Takano
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS
(2020)
Article
Plant Sciences
Harshraj Shinde, Ambika Dudhate, Lakshay Anand, Daisuke Tsugama, Shashi K. Gupta, Shenkui Liu, Tetsuo Takano
SOUTH AFRICAN JOURNAL OF BOTANY
(2020)
Article
Biochemistry & Molecular Biology
Hyuk Sung Yoon, Kaien Fujino, Shenkui Liu, Tetsuo Takano, Daisuke Tsugama
Summary: The study shows that Arabidopsis PP2A B''-family subunits interact with PP2A A (scaffold) subunits and can mediate VIP1 dephosphorylation. This provides important insights into the molecular mechanism of VIP1 dephosphorylation.
BIOCHEMICAL AND BIOPHYSICAL RESEARCH COMMUNICATIONS
(2021)
Article
Biotechnology & Applied Microbiology
Ambika Dudhate, Harshraj Shinde, Pei Yu, Daisuke Tsugama, Shashi Kumar Gupta, Shenkui Liu, Tetsuo Takano
Summary: Pearl millet contains 151 NAC transcription factor genes that are classified into 11 groups. Many of these genes are responsive to salinity and drought stress, potentially contributing to stress tolerance in pearl millet.
Article
Biochemistry & Molecular Biology
Hyuk Sung Yoon, Kaien Fujino, Shenkui Liu, Tetsuo Takano, Daisuke Tsugama
Summary: NDR/LATS-family protein kinases in plants have distinct physiological roles, with some involved in regulating pollen development and the functions of others remaining unclear.
Article
Plant Sciences
Bin Yang, Mingming Chen, Chengfang Zhan, Kexin Liu, Yanhao Cheng, Ting Xie, Peiwen Zhu, Ying He, Peng Zeng, Haijuan Tang, Daisuke Tsugama, Sunlu Chen, Hongsheng Zhang, Jinping Cheng
Summary: In this study, 19 quantitative trait loci (QTLs) associated with rice seed germination were identified through genome-wide association studies (GWAS). Two major stable QTLs and a crucial regulatory gene OsPK5 were found, which affect the energy metabolism and plant growth during seed germination. These findings provide new insights into improving rice seed quality and breeding.
JOURNAL OF EXPERIMENTAL BOTANY
(2022)
Article
Biochemistry & Molecular Biology
Yao Wang, Xiaoxue Ye, Tetsuo Takano, Shenkui Liu, Yuanyuan Bu
Summary: This study examined the gene expression of Arabidopsis thaliana under NaHCO3 stress and identified differentially expressed genes related to carboxylic acid metabolic process and utilization of HCO3- in the early stages of stress response. Additionally, it was found that overexpressing the AtMCCA gene in plants enhanced their tolerance to carbonate stress when biotin was added to the growth medium.
Article
Biochemistry & Molecular Biology
Hua Liu, Hongna Shang, Huan Yang, Wenjie Liu, Daisuke Tsugama, Ken-Ichi Nonomura, Aimin Zhou, Wenwu Wu, Tetsuo Takano, Shenkui Liu
Summary: The development of floral organs is regulated by a complex network of homeotic genes, and the signaling of gibberellin (GA) is essential for this process. In this study, researchers discovered that the protein MAC5A, which contains an RNA-binding motif, is involved in the development of sepals, petals, and stamens. MAC5A interacts with RBE, a repressor of AG expression, and is required for normal stamen development.
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2022)
Article
Plant Sciences
Jiali Li, Chaofeng Li, Momi Tsuruta, Norihisa Matsushita, Susumu Goto, Zhenguo Shen, Daisuke Tsugama, Shijie Zhang, Chunlan Lian
Summary: Ectomycorrhizal fungi, including Cenococcum geophilum, play an important role in improving the salt tolerance of host plants. This study investigated the mechanisms of salt tolerance in different isolates of C. geophilum through in vitro mycelial growth experiments and analysis of ion concentrations and pH. RNA-sequencing and qRT-PCR analysis identified differentially expressed genes involved in transmembrane transport and oxidoreductase activity pathways. The study also found that salt-sensitive isolates exhibited more active accumulation and scavenging of reactive oxygen species compared to salt-tolerant isolates.
Article
Plant Sciences
Yingwei Qu, Shashi Kumar Gupta, Ambika Dudhate, Harshraj Subhash Shinde, Shenkui Liu, Tetsuo Takano, Daisuke Tsugama
Summary: In this study, 12 DOF family genes (PgDOFs) were identified in pearl millet, and most of them were upregulated under cold, heat, dehydration and salinity stress. These data are important for further characterization of the PgDOFs.
TROPICAL PLANT BIOLOGY
(2023)
Article
Biology
Yingwei Qu, Ambika Dudhate, Harshraj Subhash Shinde, Tetsuo Takano, Daisuke Tsugama
Summary: The objective of this study was to characterize amino acid sequences for most transcription factors in pearl millet. Subcellular and suborganellar localization of these proteins was predicted, and conserved domains were confirmed. These proteins were classified into 85 families, and a phylogenetic tree was constructed to compare them with other plant species.
BMC RESEARCH NOTES
(2023)
Correction
Biochemistry & Molecular Biology
Hyuk Sung Yoon, Kaien Fujino, Shenkui Liu, Tetsuo Takano, Daisuke Tsugama
PLANT SIGNALING & BEHAVIOR
(2021)
Article
Biology
Daisuke Tsugama, Tetsuo Takano
Summary: The aim of this study was to enhance the functional annotations of genes from pearl millet, garden asparagus, chickpea, and Tartary buckwheat by associating them with annotations of model plants and providing them on the TGIF-DB website. The data revealed that gene functions in these crops can be explored by comparing them with functional annotations of Arabidopsis thaliana and rice.
BMC RESEARCH NOTES
(2021)
Article
Biochemistry & Molecular Biology
Yao Wang, Min Wang, Xiaoxue Ye, Hua Liu, Tetsuo Takano, Daisuke Tsugama, Shenkui Liu, Yuanyuan Bu