Thursday, 22-01-2026 | 08:21
Grain shape is a critical factor that directly influences rice yield and quality, however, the molecular mechanisms underlying the regulation of grain shape development remains elusive. In this study, we characterized an oval-shaped grain mutant, osg, from the rice radiation mutagenesis mutant library via 60Co-γ ray irradiation. Compared to ZH11, the osg mutant exhibited decreased grain length and thousand-grain weight but increased grain width and thickness, while displaying significantly reduced plant height, tiller number,
Updated News
- Dr Namukolo Covic leads CGIAR's Liaison Office for Africa
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- ICRISAT Strengthens Global Capacity on Digital Sequence Information to Support Future-Ready Genebanks
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- WHO Global Summit charts a bold future for traditional medicine
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- FAO Food Price Index
- Market trends reshaping rice-based food systems: Implications for IRRI
Scientific news
- Fine mapping and transcriptomics reveal OSG function in regulation of grain size and pollen fertility in rice (Oryza sativa)
- Mutation and trans-activation analyses suggest novel functional motifs for AC2 of the begomovirus Sri Lankan cassava mosaic virus
- Comparative transcriptomics of anthocyanin accumulation in the pericarp of pigmented purple corn
- Culinary secrets of sweet potatoes: A metabolomic perspective
- Genome-Wide Association and Transcriptome Analyses Identify OsCBP606 as a Calmodulin-Mediated Susceptibility Gene to Magnaporthe oryzae in Rice
- Pathogen-inspired engineering of plant protease enhances late blight resistance
- Identification and validation of novel and stable QTL for Gibberella stalk rot resistance in maize inbred KA105
- Integrated omics and functional validation identify StGDPD1 as a central regulator of salt stress tolerance in potato
- A MAPK cascade regulates nuclear migration during female gametogenesis to establish specific cell identity and rice female fertility
- Crop root system architecture in drought response
- Genomic approaches to build de novo elite breeding gene pools from locally adapted landraces
- OsPP2C03 positively regulates rice drought stress resistance through a non-canonical ABA pathway
- Goldilocks zone of lignin: Two extremes of valve lignification lead to silique indehiscence in Brassicaceae
- Improving gene editing of CRISPR/Cas9 using the callus-specific promoter pYCE1 in cassava (Manihot esculenta Crantz)
- A robust 1K-core marker set for wild germplasm management and targeted pre-breeding of rice: development and applications
Thứ tư, 21-01-2026 | 01:15
The CGIAR is pleased to announce the appointment of Dr Namukolo Covic as Head of the CGIAR Liaison Office for Africa, effective 1 January 2026.
In this strategic role, Dr Covic will support the CGIAR Continental Champion for Africa — a rotational role currently held by Dr Simeon Ehui, Director General of the International Institute of Tropical Agriculture (IITA) — in advancing CGIAR’s mission to deliver science and innovation that transform food, land, and water systems across Africa.
Thứ năm, 22-01-2026 | 01:21
Grain shape is a critical factor that directly influences rice yield and quality, however, the molecular mechanisms underlying the regulation of grain shape development remains elusive. In this study, we characterized an oval-shaped grain mutant, osg, from the rice radiation mutagenesis mutant library via 60Co-γ ray irradiation. Compared to ZH11, the osg mutant exhibited decreased grain length and thousand-grain weight but increased grain width and thickness, while displaying significantly reduced plant height, tiller number,
Thứ năm, 22-01-2026 | 01:19
Researchers from Australia and New Zealand studied the relationship of trust with social attitudes and motivations in forming perspectives on scientific issues such as climate change, vaccines, and gene drives. The findings are published in the Journal of Trust Research.
Trust in science and scientists (TSS) is an emerging field of interest that explores science applications and their impact to society. The role of TSS among scientific topics may vary, depending on other psychosocial factors involved. Researchers surveyed 8,199 participants from New Zealand to explore TSS, focusing on vaccines, climate change, and gene drive.




















