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Microtubules are crucial regulators of plant development and are organized by a suite of microtubule-associated proteins (MAPs) that can rapidly remodel the array in response to varied cues. This complexity has inspired countless studies into microtubule function from the subcellular to tissue scale, revealing an ever-increasing number of microtubule-dependent processes. Developing a comprehensive understanding of how local microtubule configuration, dynamicity, and remodeling drive developmental progression requires new approaches to capture and alter microtubule behavior. In this review, we will introduce technological advancements that we believe are poised to transform the study of microtubules in plant cells. In particular, we focus on 1) advanced imaging and analysis methods to quantify microtubule organization and behavior and 2) novel tools to target specific microtubule populations in vivo. By showcasing innovative methodologies developed in non-plant systems, we hope to motivate their increased adoption and raise awareness of possible means of adapting them for studying microtubules in plants.
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http://dx.doi.org/10.1093/jxb/eraf284 | DOI Listing |
Mol Plant Pathol
September 2025
Área de Genética, Facultad de Ciencias, Campus Teatinos s/n, Universidad de Málaga, Málaga, Spain.
The type III secretion system in Pseudomonas syringae complex pathogens delivers type III effectors (T3Es) into plant cells to manipulate host processes, enhance survival, and promote disease. While substantial research has focused on herbaceous pathogens, T3Es in strains infecting woody hosts are less understood. This study investigates the HopBL family of effectors in Pseudomonas savastanoi, a pathogen of woody plants.
View Article and Find Full Text PDFPlant Physiol Biochem
September 2025
State Key Laboratory of Vegetable Biobreeding, Institute of Vegetables and Flowers, Chinese Academy of Agricultural Sciences, Beijing, 100081, China. Electronic address:
Cabbage (Brassica oleracea var. capitata) is an important vegetable crop that is widely cultivated throughout the world. Plant height is a key agronomic trait in cabbage, influencing architecture and yield, and is mainly determined by cell division and stem expansion.
View Article and Find Full Text PDFCell Signal
September 2025
School of Optometry and Vision Science, University of New South Wales, Kensington, NSW 2052, Australia. Electronic address:
Vascular endothelial growth factor (VEGF), a pro-angiogenic molecule, supports blood vessel growth during wound healing but also drives pathological neovascularization in blinding eye diseases such as neovascular age-related macular degeneration (nAMD). Dimethyl fumarate (DMFu), an FDA-approved drug for multiple sclerosis, has previously shown promising anti-inflammatory properties in retinal pigment epithelium, a crucial structure disrupted by nAMD. Here, we extend the multi-phenotypic therapeutic potential of DMFu by discerning the anti-angiogenic capabilities of DMFu in choroidal and retinal endothelial cells.
View Article and Find Full Text PDFPlant J
September 2025
Joint International Research Laboratory of Metabolic & Developmental Sciences, Key Laboratory for the Genetics of Developmental and Neuropsychiatric Disorders (Ministry of Education), School of Life Sciences and Biotechnology, Shanghai Jiao Tong University, Shanghai, 20040, China.
Plant cytokinesis is distinguished from animal cytokinesis by the formation of a cell plate between dividing cells. While meiotic cytokinesis involves two successive nuclear divisions with distinct regulatory mechanisms from mitosis, the underlying mechanisms remain poorly understood. In this study, we identified OsDMCK1, a novel rice RNA-binding protein essential for male fertility.
View Article and Find Full Text PDFPlant Physiol
September 2025
Neutron Scattering Division, Oak Ridge National Laboratory, Oak Ridge, TN 37831.
Microtubule-associated proteins (MAPs) play important roles in cellulose biosynthesis in plants. However, the molecular mechanisms mediating their interactions with cortical microtubule arrays remain to be elucidated. Here, we investigated companion of cellulose synthase 1 (CC1), an Arabidopsis (Arabidopsis thaliana) MAP that stabilizes cellulose biosynthesis during salt stress by maintaining the integrity of the cortical microtubule array.
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