Article
Plant Sciences
Lihui Wang, Hui Chen, Guoyu Chen, Guangbao Luo, Xinyan Shen, Bo Ouyang, Zhilong Bie
Summary: Tomato plants are commonly exposed to low temperatures, but the mechanisms underlying their response to cold stress are not well understood. This study identified the transcription factor SlWRKY50 as a key regulator of jasmonic acid (JA) biosynthesis in tomato. SlWRKY50 enhances the cold tolerance of tomato plants by directly binding to the promoter of the JA biosynthesis gene SlAOS. The JA signaling pathway, controlled by the regulator SlMYC2, mediates the expression of SlWRKY50. This research improves our understanding of the genetic basis for developing cold-resistant tomato varieties.
Article
Biochemistry & Molecular Biology
Nicholas E. Phillips, Alice Hugues, Jake Yeung, Eric Durandau, Damien Nicolas, Felix Naef
Summary: Research on single-cell mRNA dynamics of core clock genes in mouse fibroblasts using single-molecule fluorescence technology revealed significant variability between cells. A probabilistic model was developed to account for transcriptional bursting, circadian time, and cell-to-cell heterogeneity, with clock time contributing only a small fraction to mRNA number variability between cells.
MOLECULAR SYSTEMS BIOLOGY
(2021)
Article
Plant Sciences
N. Bollier, R. Micol-Ponce, A. Dakdaki, E. Maza, M. Zouine, A. Djari, M. Bouzayen, C. Chevalier, F. Delmas, N. Gonzalez, M. Hernould
Summary: Climate change poses a significant threat to tomato production, as heat stress negatively affects plant growth and development. This study explores how different tomato cultivars respond to chronic heat stress, focusing on microsporogenesis and pollen germination rate. The results show variations between cultivars in terms of delayed or desynchronized pollen development and abolished pollen germination under heat stress. Transcriptome analysis also reveals common and specific molecular responses of floral buds from different cultivars to cope with chronic heat stress. These findings provide valuable insights for developing climate-resilient tomato varieties.
FRONTIERS IN PLANT SCIENCE
(2023)
Article
Plant Sciences
Philippe Nicolas, Yoshihito Shinozaki, Adrian Powell, Glenn Philippe, Stephen Snyder, Kan Bao, Yi Zheng, Yimin Xu, Lance Courtney, Julia Vrebalov, Clare L. Casteel, Lukas A. Mueller, Zhangjun Fei, James J. Giovannoni, Jocelyn K. C. Rose, Carmen Catala
Summary: This study investigates the molecular mechanisms governing fruit development under drought stress in tomato plants. The researchers found extensive and diverse genetic reprogramming in different fruit tissues and leaves, each associated with a unique response to drought acclimation. Changes in metabolic and hormonal pathways related to starch, carotenoid, jasmonic acid, and ethylene metabolism were associated with distinct fruit tissues and developmental stages.
Article
Biochemistry & Molecular Biology
Changtian Pan, Dandan Yang, Xiaolin Zhao, Yue Liu, Mengzhuo Li, Lei Ye, Muhammad Ali, Fangjie Yu, Anthony Tumbeh Lamin-Samu, Zhangjun Fei, Gang Lu
Summary: SIPIF4 plays a crucial role in regulating cold tolerance in tomato anthers by interacting with SIDYT1 and SITDF1, and directly binding to the promoter of SIDYT1. These findings reveal the molecular mechanisms of SIPIF4 in regulating anther adaptation to low temperatures.
Article
Plant Sciences
Alon Israeli, Ramona Schubert, Nave Man, Naama Teboul, Juan Carlos Serrani Yarce, Emily E. Rosowski, Miin-Feng Wu, Matan Levy, Idan Efroni, Karin Ljung, Bettina Hause, Jason W. Reed, Naomi Ori
Summary: Fruit formation is dependent on successful fertilization and is susceptible to weather fluctuations affecting pollination. The auxin hormone plays a role in fruit initiation and growth after fertilization. This study examines the regulation of fruit set and growth by the ARF family in tomato and Arabidopsis, and demonstrates that reducing the activity of SlARF8 genes can improve yield stability in fluctuating temperatures.
Article
Plant Sciences
Zhangjian Hu, Jianxin Li, Shuting Ding, Fei Cheng, Xin Li, Yuping Jiang, Jingquan Yu, Christine H. Foyer, Kai Shi
Summary: The study reveals that CPK28 targets APX2 to regulate plant thermotolerance, with mutations in APX2 increasing plant sensitivity to high temperatures. CPK28 phosphorylates APX2 protein to improve thermotolerance, suggesting a potential mechanism for enhancing crop cultivars' heat stress resistance in changing climates.
Article
Plant Sciences
Nicholas Rutley, Golan Miller, Fengde Wang, Jeffrey F. Harper, Gad Miller, Michal Lieberman-Lazarovich
Summary: Climate change has increased heat stress conditions in crop production areas worldwide, leading to decreased crop production. Research shows that increasing flavonol levels in pollen can enhance pollen thermotolerance and reproductive success, providing a potential approach for improving crop resilience to heat stress.
FRONTIERS IN PLANT SCIENCE
(2021)
Article
Multidisciplinary Sciences
Fengqing Han, Kaiwen Yuan, Wenru Sun, Xiaoli Zhang, Xing Liu, Xinyu Zhao, Limei Yang, Yong Wang, Jialei Ji, Yumei Liu, Zhansheng Li, Jinzhe Zhang, Chunzhi Zhang, Sanwen Huang, Yangyong Zhang, Zhiyuan Fang, Honghao Lv
Summary: This study cloned the dominant male-sterile gene in cabbage and found that it encodes a transcription factor. A specific mutation in the gene leads to the dominant genic male sterility (DGMS) trait. The study also discovered that an ethylene response factor can repress the expression of this gene by binding to its promoter. Additionally, ectopic expression of the mutated gene confers DGMS in multiple plant species, suggesting its potential use in hybrid breeding.
NATURE COMMUNICATIONS
(2023)
Article
Plant Sciences
Yangang Pei, Qihan Xue, Zehong Zhang, Peng Shu, Heng Deng, Mondher Bouzayen, Yiguo Hong, Mingchun Liu
Summary: beta-1,3-glucanase encoding gene SlBG10 plays a crucial role in tomato fruit set, early seed development, and fruit quality maintenance by regulating callose deposition.
Article
Plant Sciences
Kehao Liang, Xuefei Chen, Fulai Liu
Summary: This study found that abscisic acid (ABA) plays a significant role in mediating the response of stomata to elevated CO2 and drought. Elevated CO2 promotes ABA accumulation and regulates the expression of ABA biosynthetic and metabolic genes, enhancing drought tolerance in plants. In the ABA mutant flacca, ethylene functions as a compensatory role in inducing stomatal closure during soil drying.
JOURNAL OF EXPERIMENTAL BOTANY
(2023)
Article
Plant Sciences
Xin Pang, Yuan Cheng, Meiying Ruan, Qingjing Ye, Rongqing Wang, Zhuping Yao, Guozhi Zhou, Hongjian Wan
Summary: In this study, comprehensive comparative analyses of PAP genes were conducted, revealing the complex structures and potential functional diversification of PAP genes. The findings contribute to a better understanding of the function of SlPAP genes and the evolutionary relationships in plants.
Article
Plant Sciences
Fenfen Li, Mengjie Fu, Shengen Zhou, Qiaoli Xie, Guoping Chen, Xuqing Chen, Zongli Hu
Summary: In this study, the tomato HD-Zip transcription factor VAHOX1 was found to be involved in fruit ripening. Suppression of VAHOX1 accelerated fruit ripening, increased sensitivity to ethylene, and enhanced carotenoid content and ethylene production in tomato fruits. Conversely, overexpression of VAHOX1 had the opposite effect. VAHOX1 affected the expression of genes involved in ethylene biosynthesis, signal transduction, and cell wall modification. The findings expand our knowledge of the physiological functions of HD-Zip transcription factors in tomato and highlight the diversity of transcriptional regulation during fruit ripening.
HORTICULTURE RESEARCH
(2023)
Article
Plant Sciences
Emma Fernandez-Crespo, Luisa Liu-Xu, Carlos Albert-Sidro, Loredana Scalschi, Eugenio Llorens, Ana Isabel Gonzalez-Hernandez, Oscar Crespo, Carmen Gonzalez-Bosch, Gemma Camanes, Pilar Garcia-Agustin, Begonya Vicedo
Summary: Increased temperatures caused by climate change pose a significant threat to agriculture and food security. This study characterized the responses of six tomato varieties to high temperatures and found significant variations in their heat stress tolerance. The results suggest that plants may employ different mechanisms to overcome heat stress, and understanding these molecular events could help in selecting climate resilient tomato varieties.
Article
Oncology
Luiza Handschuh, Pawel Wojciechowski, Maciej Kazmierczak, Krzysztof Lewandowski
Summary: The dysregulated expression of BCL2 family genes in acute myeloid leukemia (AML) is characterized by an upregulation of anti-apoptotic genes and a downregulation of pro-apoptotic genes. High expression of BCL2L1 was observed in patients resistant to chemotherapy. BCL2L1 is identified as a key player in apoptosis regulation in different types of tumors.
Article
Endocrinology & Metabolism
Marine J. Paupiere, Yury M. Tikunov, Nurit Firon, Ric C. H. de Vos, Chris Maliepaard, Richard G. F. Visser, Arnaud G. Bovy
Article
Construction & Building Technology
Subramani Jegadeesan, Maria Azees, Priyan Malarvizhi Kumar, Gunasekaran Manogaran, Naveen Chilamkurti, R. Varatharajan, Ching-Hsien Hsu
SUSTAINABLE CITIES AND SOCIETY
(2019)
Article
Biochemistry & Molecular Biology
Bharani Manoharan, Shan-Shan Qi, Vignesh Dhandapani, Qi Chen, Susan Rutherford, Justin S. H. Wan, Sridharan Jegadeesan, Hong-Yu Yang, Qin Li, Jian Li, Zhi-Cong Dai, Dao-Lin Du
INTERNATIONAL JOURNAL OF MOLECULAR SCIENCES
(2019)
Article
Plant Sciences
Vikram Singh, Lidiya Sergeeva, Wilco Ligterink, Roni Aloni, Hanita Zemach, Adi Doron-Faigenboim, Jun Yang, Peng Zhang, Sara Shabtai, Nurit Firon
FRONTIERS IN PLANT SCIENCE
(2019)
Article
Engineering, Electrical & Electronic
Jegadeesan Subramani, Azees Maria, Ramesh Babu Neelakandan, Arun Sekar Rajasekaran
Summary: The ADS-B system provides significant improvements in air traffic control system, but is susceptible to security attacks due to its open channel communication atmosphere. Many authentication and batch verification schemes are available, but they suffer from computational and communication overhead. Therefore, an efficient anonymous authentication scheme with batch verification based on Message Recovery Signature (MRS) is proposed to provide essential security features with less computational and communication overhead.
IET COMMUNICATIONS
(2021)
Article
Engineering, Electrical & Electronic
Jegadeesan Subramani, Dhamodaran Muneeswaran, Azees Maria, Murugan Arunachalam, Ramesh Babu Neelagandan
Summary: The smart grid systems are facing security threats such as tampering of smart meters and meter data. To address this issue, an energy-efficient privacy-preserving and physically secure mutual authentication scheme is proposed, which provides essential security features with less computation and communication overhead, making it suitable for resource-limited smart grid systems.
INTERNATIONAL JOURNAL OF COMMUNICATION SYSTEMS
(2021)
Article
Computer Science, Information Systems
Subramani Jegadeesan, Mohammad S. Obaidat, Pandi Vijayakumar, Maria Azees, Marimuthu Karuppiah
Summary: In recent years, OES has greatly improved with the development of technology, providing learners with the opportunity to predict and access learning resources. However, existing authentication schemes face challenges such as authentication delay, computation complexity, communication cost, and user privacy.
CLUSTER COMPUTING-THE JOURNAL OF NETWORKS SOFTWARE TOOLS AND APPLICATIONS
(2022)
Article
Computer Science, Hardware & Architecture
Jegadeesan Subramani, Tu N. Nguyen, Azees Maria, Arun Sekar Rajasekaran, Korhan Cengiz
Summary: The article introduces batch authentication schemes in the online education system to enhance learning flexibility for students and reduce authentication burden.
COMPUTERS & ELECTRICAL ENGINEERING
(2021)
Article
Automation & Control Systems
Jegadeesan Subramani, Azees Maria, Arun Sekar Rajasekaran, Fadi Al-Turjman
Summary: This article proposes a computationally efficient privacy-preserving anonymous authentication scheme for resource-limited WBAN, which protects the privacy and security of BI and user's personal data.
IEEE TRANSACTIONS ON INDUSTRIAL INFORMATICS
(2022)
Article
Computer Science, Information Systems
Jegadeesan Subramani, Azees Maria, Arun Sekar Rajasekaran, Fadi Al-Turjman, Mahesh Gopal
Summary: Vehicular Ad-hoc Networks (VANETs) have potential for improving traffic management and driver safety, but there are security and privacy concerns in vehicle communication. This study proposes a blockchain-based physically secure and privacy-aware anonymous authentication technique to address these issues.
Article
Telecommunications
Subramani Jegadeesan, Mohammad S. Obaidat, Pandi Vijayakumar, Maria Azees
Summary: An automatic identification system (AIS) plays a significant role in ship traffic monitoring, but its security is a concern. This study proposes an anonymous authentication scheme with trajectory privacy preservation, providing necessary security features by reducing computational and communication energy consumption.
IEEE TRANSACTIONS ON GREEN COMMUNICATIONS AND NETWORKING
(2022)
Article
Computer Science, Information Systems
Subramani Jegadeesan, Maria Azees, N. Ramesh Babu, Umashankar Subramaniam, J. Dhafer Almakhles
Article
Optics
Subramani Jegadeesan, Muneeswaran Dhamodaran, Swaminathan Sri Shanmugapriya
Article
Engineering, Biomedical
Subramani Jegadeesan, Muneeswaran Dhamodaran, Maria Azees, Swaminathan Sri Shanmugapriya
HEALTHCARE TECHNOLOGY LETTERS
(2019)