What can mechanistic models tell us about guard cells, photosynthesis, and water use efficiency?
Sign Up to like & getrecommendations! Published in 2021 at "Trends in plant science"
DOI: 10.1016/j.tplants.2021.08.010
Abstract: Stomatal pores facilitate gaseous exchange between the inner air spaces of the leaf and the atmosphere. The pores open to enable CO2 entry for photosynthesis and close to reduce transpirational water loss. How stomata respond… read more here.
Keywords: mechanistic models; guard cells; tell guard; water ... See more keywords
Reply to: Differences between dumbbell and kidney-bean stomatal types may influence relationships between stomatal traits and the environment
Sign Up to like & getrecommendations! Published in 2025 at "Nature Communications"
DOI: 10.1038/s41467-025-61636-x
Abstract: Stomata are the valves controlling the exchange of carbon dioxide and water vapor between plants and the atmosphere, and their evolution played a crucial role in enabling the colonization of terrestrial habitats and formation of… read more here.
Keywords: stomatal types; subsidiary; guard cells; dumbbell shaped ... See more keywords
The AtMYB60 transcription factor regulates stomatal opening by modulating oxylipin synthesis in guard cells
Sign Up to like & getrecommendations! Published in 2022 at "Scientific Reports"
DOI: 10.1038/s41598-021-04433-y
Abstract: Stomata are epidermal pores formed by pairs of specialized guard cells, which regulate gas exchanges between the plant and the atmosphere. Modulation of transcription has emerged as an important level of regulation of stomatal activity.… read more here.
Keywords: guard cells; transcription factor; guard; atmyb60 transcription ... See more keywords
Stomatal CO2 sensing in plants: control of gas exchange and interactions with environmental stimuli
Sign Up to like & getrecommendations! Published in 2025 at "Plant and Cell Physiology"
DOI: 10.1093/pcp/pcaf074
Abstract: Abstract Stomatal pores in land plants rapidly and reversibly open and close in response to diurnal changes in leaf carbon dioxide (CO2) concentration. Studies have suggested that CO2 is sensed by guard cells with relevant… read more here.
Keywords: co2 sensing; signal transduction; co2; guard cells ... See more keywords
In vivo single-particle tracking of the aquaporin AtPIP2;1 in stomata reveals cell type-specific dynamics.
Sign Up to like & getrecommendations! Published in 2021 at "Plant physiology"
DOI: 10.1093/plphys/kiab007
Abstract: Aquaporins such as the plasma membrane intrinsic proteins (PIPs) allow water to move through cell membranes and are vital for stomatal movement in plants. Despite their importance, the dynamic changes in aquaporins during water efflux… read more here.
Keywords: type specific; cell type; subsidiary cells; guard cells ... See more keywords
Starch biosynthesis in guard cells has features of both autotrophic and heterotrophic tissues.
Sign Up to like & getrecommendations! Published in 2022 at "Plant physiology"
DOI: 10.1093/plphys/kiac087
Abstract: The pathway of starch synthesis in guard cells (GCs), despite the crucial role starch plays in stomatal movements, is not well understood. Here, we characterized starch dynamics in GCs of Arabidopsis (Arabidopsis thaliana) mutants lacking… read more here.
Keywords: guard cells; starch synthesis; heterotrophic tissues; starch ... See more keywords
The Tomato DELLA Protein PROCERA Promotes Abscisic Acid Responses in Guard Cells by Upregulating an Abscisic Acid Transporter.
Sign Up to like & getrecommendations! Published in 2020 at "Plant physiology"
DOI: 10.1104/pp.20.00485
Abstract: Plants reduce transpiration through stomatal closure to avoid drought stress. While abscisic acid (ABA) has a central role in the regulation of stomatal closure under water-deficit conditions, we demonstrated in tomato (Solanum lycopersicum) that a… read more here.
Keywords: abscisic acid; ait1; stomatal closure; guard cells ... See more keywords
Cell type-specific proteomics uncovers a RAF15-SnRK2.6/OST1 kinase cascade in guard cells.
Sign Up to like & getrecommendations! Published in 2023 at "Journal of integrative plant biology"
DOI: 10.1111/jipb.13536
Abstract: Multicellular organisms such as plants contain various cell types with specialized functions. Analyzing the characteristics of each cell type reveals specific cell functions and enhances our understanding of organization and function at the organismal level.… read more here.
Keywords: cell; snrk2 ost1; kinase cascade; guard cells ... See more keywords
Do guard cells have single or multiple defense mechanisms in response to flg22?
Sign Up to like & getrecommendations! Published in 2025 at "Physiologia Plantarum"
DOI: 10.1111/ppl.70249
Abstract: Bacterial flagellin (flg22) induces rapid and permanent stomatal closure. However, its local and systemic as well as tissue‐ and cell‐specific effects are less understood. Our results show that flg22 induced local and systemic stomatal closure… read more here.
Keywords: local systemic; response; guard cells; flg22 ... See more keywords
Mitochondrial Cell‐Type‐Specific Profiling: Differential Function of Mesophyll and Guard Cells is Reflected by Their Mitochondrial Proteome
Sign Up to like & getrecommendations! Published in 2025 at "Physiologia Plantarum"
DOI: 10.1111/ppl.70579
Abstract: Cell specification and ensuing division of labor enable the accomplishment of complex tasks in multicellular organisms. In plants, mesophyll and guard cells exhibit striking functional, metabolic, and mechanophysical differences: mesophyll cells are highly specialized for… read more here.
Keywords: mesophyll guard; guard cells; cell type; cell ... See more keywords
Stomatal Opening: The Role of Cell-Wall Mechanical Anisotropy and Its Analytical Relations to the Bio-composite Characteristics
Sign Up to like & getrecommendations! Published in 2017 at "Frontiers in Plant Science"
DOI: 10.3389/fpls.2017.02061
Abstract: Stomata are pores on the leaf surface, which are formed by a pair of curved, tubular guard cells; an increase in turgor pressure deforms the guard cells, resulting in the opening of the stomata. Recent… read more here.
Keywords: stomatal opening; guard cells; mechanical anisotropy; cell ... See more keywords