ArticlePlant physiology2016
A Distinct Pathway for Polar Exocytosis in Plant Cell Wall Formation.
Article in Plant physiology, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.
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Who cites it
23 citing papers in PubMed, 50 citations in OpenAlex.
- Structural Insights into Cell Wall-Related Vesicle Secretion with Different Mechanisms.Plants (Basel, Switzerland) · 2026Article
- Three-dimensional visualization of tip-vesicles in growing pollen tubes by electron tomography.Science China. Life sciences · 2026Article
- Inside the pollen tube: electron tomography reveals vesicle diversity.Science China. Life sciences · 2026Article
- NtLLG4-mediated unconventional polar exocytosis of NtPPME1 coordinates cell wall rigidity and membrane dynamics to control pollen tube integrity.Science advances · 2025Article
- Quantifying Protein Dynamics by Kymograph Analysis.Methods in molecular biology (Clifton, N.J.) · 2024Article
- Autophagy and its mediated mitochondrial quality control maintain pollen tube growth and male fertility in Arabidopsis.Autophagy · 2023Article
- Sterols and Sphingolipids as New Players in Cell Wall Building and Apical Growth ofPlants (Basel, Switzerland) · 2022Article
- Cell biology of primary cell wall synthesis in plants.The Plant cell · 2022Review
- Advances and perspectives in discovery and functional analysis of small secreted proteins in plants.Horticulture research · 2021Review
- Membrane imaging in the plant endomembrane system.Plant physiology · 2021Article
- Quantitative Structural Organization of Bulk Apical Membrane Traffic in Pollen Tubes.Plant physiology · 2020Article
- Exocytosis and Endocytosis: Yin-Yang Crosstalk for Sculpting a Dynamic Growing Pollen Tube Tip.Frontiers in plant science · 2020Review
- Secretory Vesicles Targeted to Plasma Membrane During Pollen Germination and Tube Growth.Frontiers in cell and developmental biology · 2020Review
- ECERIFERUM11/C-TERMINAL DOMAIN PHOSPHATASE-LIKE2 Affects Secretory Trafficking.Plant physiology · 2019Article
- Poplar carbohydrate-active enzymes: whole-genome annotation and functional analyses based on RNA expression data.The Plant journal : for cell and molecular biology · 2019Article
- Visualization of Protein Sorting at theFrontiers in cell and developmental biology · 2019Article
- Golgi-localized LOT regulatesProceedings of the National Academy of Sciences of the United States of America · 2018Article
- Co-expression of Multiple Chimeric Fluorescent Fusion Proteins in an Efficient Way in Plants.Journal of visualized experiments : JoVE · 2018Article
- Phragmoplast microtubule dynamics - a game of zones.Journal of cell science · 2018Review
- Post-Golgi Trafficking and Transport of Cell Wall Components.Frontiers in plant science · 2018Review
Corrections and comments
PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.
Authors and funding
8 authors at 4 institutions in 2 countries.
Funding
No grant is acknowledged in the PubMed record.
Abstract
Post-Golgi protein sorting and trafficking to the plasma membrane (PM) is generally believed to occur via the trans-Golgi network (TGN). In this study using Nicotiana tabacum pectin methylesterase (NtPPME1) as a marker, we have identified a TGN-independent polar exocytosis pathway that mediates cell wall formation during cell expansion and cytokinesis. Confocal immunofluorescence and immunogold electron microscopy studies demonstrated that Golgi-derived secretory vesicles (GDSVs) labeled by NtPPME1-GFP are distinct from those organelles belonging to the conventional post-Golgi exocytosis pathway. In addition, pharmaceutical treatments, superresolution imaging, and dynamic studies suggest that NtPPME1 follows a polar exocytic process from Golgi-GDSV-PM/cell plate (CP), which is distinct from the conventional Golgi-TGN-PM/CP secretion pathway. Further studies show that ROP1 regulates this specific polar exocytic pathway. Taken together, we have demonstrated an alternative TGN-independent Golgi-to-PM polar exocytic route, which mediates secretion of NtPPME1 for cell wall formation during cell expansion and cytokinesis and is ROP1-dependent.
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Registered trials
Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.