Mark Tester
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View article: Identification of molecular mechanisms contributing to acquired thermotolerance by transcriptome profiling
Identification of molecular mechanisms contributing to acquired thermotolerance by transcriptome profiling Open
Heat stress poses a serious threat to plant survival and productivity, and has a direct influence on crop yield stability. Plants response to high temperature is tightly controlled by complex genetic networks. Plants can be acclimated thro…
View article: Climate links leaf shape variation and functional strategies in quinoa’s wild ancestor
Climate links leaf shape variation and functional strategies in quinoa’s wild ancestor Open
Understanding how leaf morphology mediates plant responses to environmental variability is critical for predicting species adaptability under climate change. This study examines whether intraspecific variation in leaf shape among Chenopodi…
View article: From Wild Halophyte to Future Crop: Genomic Insights into Salicornia
From Wild Halophyte to Future Crop: Genomic Insights into Salicornia Open
Amid escalating water scarcity and groundwater depletion, halophytes such as Salicornia offer sustainable solution for saltwater-based agriculture. Salicornia, a genus in the Amaranthaceae family, is valued for its edible succulent stems a…
View article: Root remodeling mechanisms and salt tolerance trade-offs: The roles of HKT1, TMAC2, and TIP2;2 in Arabidopsis
Root remodeling mechanisms and salt tolerance trade-offs: The roles of HKT1, TMAC2, and TIP2;2 in Arabidopsis Open
Plant responses to salt stress involve regulatory networks integrating ion transport, hormonal signaling, and root system architecture remodeling. A key adaptive mechanism is the regulation of sodium (Na⁺) transport by Class 1 HKT1 transpo…
View article: Wild relatives to improve heat tolerance of cultivated quinoa ( <i>Chenopodium quinoa</i> ): pollen viability and grain number
Wild relatives to improve heat tolerance of cultivated quinoa ( <i>Chenopodium quinoa</i> ): pollen viability and grain number Open
Quinoa (Chenopodium quinoa) is well-known for high nutritional value and wide adaptability, but it is considered to be heat sensitive. To address this issue, accessions from two tetraploid wild relatives, C. berlandieri and C. hircinum, bo…
View article: Genomics‐assisted breeding for designing salinity‐smart future crops
Genomics‐assisted breeding for designing salinity‐smart future crops Open
Summary Climate change induces many abiotic stresses, including soil salinity, significantly challenging global agriculture. Salinity stress tolerance (SST) is a complex trait, both physiologically and genetically, and is conferred at vari…
View article: Leaf shape modulates climate–trait relationships in the wild species <i>Chenopodium hircinum</i> (Amaranthaceae)
Leaf shape modulates climate–trait relationships in the wild species <i>Chenopodium hircinum</i> (Amaranthaceae) Open
Understanding how leaf morphology mediates plant responses to environmental variation is essential for predicting species adaptability under climate change. In this study, we investigated natural variation in leaf shape and associated func…
View article: Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoots growth rates, thereby affecting overall plant performance. While past studies have extensively documented the eff…
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoot growth rates, thereby affecting overall plant performance. While past studies have extensively documented the effe…
View article: Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
View article: Genome assembly of a diversity panel of Chenopodium quinoa
Genome assembly of a diversity panel of Chenopodium quinoa Open
Quinoa (Chenopodium quinoa) is an important crop for the future challenges of food and nutrient security. Deep characterization of quinoa diversity is needed to support the agronomic improvement and adaptation of quinoa as its worldwide cu…
View article: Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Author response: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoot growth rates, thereby affecting overall plant performance. While past studies have extensively documented the effe…
View article: Root Remodeling Mechanisms and Salt Tolerance Trade-Offs: The Roles of HKT1, TMAC2, and TIP2;2 in Arabidopsis
Root Remodeling Mechanisms and Salt Tolerance Trade-Offs: The Roles of HKT1, TMAC2, and TIP2;2 in Arabidopsis Open
Plant responses to salt stress involve complex processes integrating short- and long-term adaptations, including changes in ion transport, systemic signaling, root architecture, and biomass distribution. A key adaptive mechanism involves t…
View article: Synthetic data at scale: a development model to efficiently leverage machine learning in agriculture
Synthetic data at scale: a development model to efficiently leverage machine learning in agriculture Open
The rise of artificial intelligence (AI) and in particular modern machine learning (ML) algorithms during the last decade has been met with great interest in the agricultural industry. While undisputedly powerful, their main drawback remai…
View article: LEAF SHAPE OF QUINOA WILD ANCESTOR CHENOPODIUM HIRCINUM IN A GEOGRAPHIC CONTEXT
LEAF SHAPE OF QUINOA WILD ANCESTOR CHENOPODIUM HIRCINUM IN A GEOGRAPHIC CONTEXT Open
Intraspecific variation in plant traits, such as leaf morphology, offers insights into local adaptation and the ecological niche breadth of species. Chenopodium hircinum, the wild ancestor of quinoa, is widely distributed across various ec…
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoots growth rates, thereby affecting overall plant performance. While past studies have extensively documented the eff…
View article: Reviewer #2 (Public Review): Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Reviewer #2 (Public Review): Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoot growth rates, thereby affecting overall plant performance. While past studies have extensively documented the effe…
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoot growth rates, thereby affecting overall plant performance. While past studies have extensively documented the effe…
View article: Effect of Tomato Grafting onto Novel and Commercial Rootstocks on Improved Salinity Tolerance and Enhanced Growth, Physiology, and Yield in Soilless Culture
Effect of Tomato Grafting onto Novel and Commercial Rootstocks on Improved Salinity Tolerance and Enhanced Growth, Physiology, and Yield in Soilless Culture Open
Grafting high-yielding tomato varieties onto stress-tolerant rootstocks can mitigate the adverse effects of saline water irrigation on plant tomato productivity in arid regions like Saudi Arabia. This study investigates the efficacy of gra…
View article: Deciphering salt stress responses in <i>Solanum pimpinellifolium</i> through high‐throughput phenotyping
Deciphering salt stress responses in <i>Solanum pimpinellifolium</i> through high‐throughput phenotyping Open
SUMMARY Soil salinity is a major environmental stressor affecting agricultural productivity worldwide. Understanding plant responses to salt stress is crucial for developing resilient crop varieties. Wild relatives of cultivated crops, suc…
View article: <i>Zaxinone Synthase</i> overexpression modulates rice physiology and metabolism, enhancing nutrient uptake, growth and productivity
<i>Zaxinone Synthase</i> overexpression modulates rice physiology and metabolism, enhancing nutrient uptake, growth and productivity Open
The rice Zaxinone Synthase (ZAS) gene encodes a carotenoid cleavage dioxygenase (CCD) that forms the apocarotenoid growth regulator zaxinone in vitro. Here, we generated and characterized constitutive ZAS ‐overexpressing rice lines, to bet…
View article: Ethylene and ROS Signaling Are Key Regulators of Lateral Root Development under Salt Stress in Tomato
Ethylene and ROS Signaling Are Key Regulators of Lateral Root Development under Salt Stress in Tomato Open
Roots are the primary site for sensing salt, making them critical to understanding how plants adapt to salinity. Unraveling the genetic and molecular mechanisms that maintain root growth under salt stress is essential for developing resili…
View article: Benchmarking techno-economic performance of greenhouses with different technology levels in a hot humid climate
Benchmarking techno-economic performance of greenhouses with different technology levels in a hot humid climate Open
View article: North American pitseed goosefoot (Chenopodium berlandieri) is a genetic resource to improve Andean quinoa (C. quinoa)
North American pitseed goosefoot (Chenopodium berlandieri) is a genetic resource to improve Andean quinoa (C. quinoa) Open
Pitseed goosefoot ( Chenopodium berlandieri ) is a free-living North American member of an allotetraploid complex that includes the Andean pseudocereal quinoa ( C. quinoa ). Like quinoa, pitseed goosefoot was domesticated, possibly indepen…
View article: SOS1 tonoplast neo-localization and the RGG protein SALTY are important in the extreme salinity tolerance of Salicornia bigelovii
SOS1 tonoplast neo-localization and the RGG protein SALTY are important in the extreme salinity tolerance of Salicornia bigelovii Open
View article: Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis
Natural variation in salt-induced changes in root:shoot ratio reveals SR3G as a negative regulator of root suberization and salt resilience in Arabidopsis Open
Soil salinity is one of the major threats to agricultural productivity worldwide. Salt stress exposure alters root and shoot growth rates, thereby affecting overall plant performance. While past studies have extensively documented the effe…
View article: Leaf and shoot apical meristem transcriptomes of quinoa (<i>Chenopodium quinoa</i> Willd.) in response to photoperiod and plant development
Leaf and shoot apical meristem transcriptomes of quinoa (<i>Chenopodium quinoa</i> Willd.) in response to photoperiod and plant development Open
Understanding the regulation of flowering time is crucial for adaptation of crops to new environment. In this study, we examined the timing of floral transition and analysed transcriptomes in leaf and shoot apical meristems of photoperiod‐…
View article: Interspecific Hybrid Rootstocks Improve Productivity of Tomato Grown under High-temperature Stress
Interspecific Hybrid Rootstocks Improve Productivity of Tomato Grown under High-temperature Stress Open
Grafting can be a useful technology to improve productivity of vegetable crops, including tomato, particularly under the serious challenges of climate change for agricultural systems. This study aimed to evaluate the impact of some local t…