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Author: Audra Olson

Conserved Non-Coding Sequences in Maize: Regulatory Roles and Potential for Crop Improvement

Conserved non-coding sequences (CNS) play a crucial role in maize gene regulation by interacting with chromatin accessibility and epigenetic modifications, offering potential targets for crop improvement through molecular breeding.

Audra Olson October 6, 2025October 6, 2025 Research Highlights No Comments Read more

Webinar: Profit-Focused Feeding — Sorghum’s Value in Dairy Nutrition

United Sorghum Checkoff, in partnership with Feed Strategy and Feed & Grain, is sponsoring a live webinar, “Profit-Focused Feeding: Sorghum’s Value in Dairy Nutrition,” on Tuesday, October 14, 2025, from 10:00–11:00 AM ET.

Audra Olson October 3, 2025October 3, 2025 News No Comments Read more

Adaptive Rhizosphere Nitrogen Strategies in Andropogoneae Grasses: Insights for Sustainable Cereal Crop Agriculture

Hsu et al., identified distinct rhizosphere nitrogen cycling strategies across diverse Andropogoneae grasses, revealing genetic and ecological mechanisms that could inform more sustainable nitrogen use in cereal crops.

Audra Olson October 1, 2025October 1, 2025 Uncategorized No Comments Read more

Genetic Insights into Sorghum Root System Architecture for Drought Resilience and Crop Improvement

This study identifies novel and known genetic loci associated with sorghum root system architecture traits, highlighting their role in drought tolerance and demonstrating the potential of genomic selection for sorghum improvement.

Audra Olson September 29, 2025October 1, 2025 Research Highlights No Comments Read more

Sorghum and Millet Workshop at PAG33 on January 11, 2026, San Diego, CA

The Sorghum and Millet Workshop will be held at the Plant & Animal Genome Conference (PAG 33 – January 9-14, 2026) on Sunday, January 11, 2026 in San Diego, California.

Audra Olson September 26, 2025September 26, 2025 News No Comments Read more

Job Opportunity: Postdoctoral Fellowship to Improve Nutritional Quality of Crops at the USDA-ARS, College Station, Texas

The Responsive Agricultural Food Systems Research Unit (RAFSRU) located at Texas A&M University has research training opportunities for highly motivated postdoctoral fellows in prevention of diet-related chronic diseases, plant genetics & biofortification and mechanistic studies in nutrition health associations.

Audra Olson September 26, 2025 News No Comments Read more

Multi-Omics Dissection of Iron and Zinc Homeostasis Reveals Conserved Regulatory Networks in Sorghum

Mishra et al. used multi-omics analysis in sorghum to reveal conserved gene networks and regulatory mechanisms underlying iron and zinc homeostasis, linking root uptake and leaf chloroplast function under micronutrient stress.

Audra Olson September 23, 2025September 23, 2025 Uncategorized No Comments Read more

Transcriptomic and Metabolomic Insights into Salt Stress Responses in Brewing Sorghum Cultivars

This study identifies key transcription factors, metabolic pathways, and hormone signaling mechanisms that differentiate salt-tolerant and salt-sensitive sorghum cultivars, providing insights for breeding salt-resistant varieties.

Audra Olson September 22, 2025September 23, 2025 Research Highlights No Comments Read more

Identification of a Novel Grain Size QTL and Candidate Gene in Sorghum Through Integrated BSA-Seq and RNA-Seq Analysis

Scientists identified a novel grain size QTL (qGS1) in sorghum and proposed Sobic.001G230700 as a candidate gene using integrated BSA-Seq and RNA-Seq analyses, advancing the genetic understanding of yield-related traits.

Audra Olson September 17, 2025September 18, 2025 Uncategorized No Comments Read more

Genetic Dissection of Dwarfing Traits in Sorghum: Characterization of Dw1–Dw3 and Insights into Polygenic Regulation of Plant Height

This study elucidates the genetic architecture of sorghum plant height by characterizing major dwarfing genes (Dw1–Dw3), revealing their additive effects, allelic diversity, and the potential role of undiscovered minor-effect loci in shaping dwarf phenotypes.

Audra Olson September 17, 2025September 17, 2025 Uncategorized No Comments Read more
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