Iron uptake signaling and sensing in plants

Author: cdgg

August undefined, 2024

WebIron (Fe) is one of the most important micronutrient elements in plants as it is involved in many cellular functions (e.g., photosynthesis and respiration). Any defect in Fe availability will impact plant growth and development as well as crop yield and plant product quality ( Briat et al., 2015 ). WebApr 12, 2024 · Iron is essential for life. Many enzymes require iron for appropriate function. However, dysregulation of intracellular iron homeostasis produces excessive reactive oxygen species (ROS) via the Fenton reaction and causes devastating effects on cells, leading to ferroptosis, an iron-dependent cell death. In order to protect against harmful …

Iron Uptake, Translocation, and Regulation in Higher Plants

WebApr 1, 2003 · Cloning of the first genes with putative roles in iron signaling has begun to unravel the nature of the sensor (s) and its downstream targets in plants at a molecular level [ 3 , 5 , 6 ], but most pieces of the puzzle are still … WebMar 8, 2024 · The emerging picture suggests that Fe sensing is not a central event but occurs in distinct locations linked to distinct biotic and abiotic signaling networks that … show-command powershell

Control of Iron Homeostasis by an Iron-Regulated Ubiquitin Ligase

WebMar 11, 2015 · Iron (Fe) is an essential micronutrient for virtually all living organisms; it is incorporated into numerous proteins as Fe-sulfur (S) clusters, heme, or free Fe, and it mediates many metabolic processes, including photosynthesis and cellular respiration. WebIron is an essential nutrient for plants and crucial for a variety of cellular functions. In most soils, iron is present in large quantities, but mainly in forms that are not available to plants. Mobilization of iron by plants is achieved by different strategies, either by secretion of plant-borne chelators or by reductive and proton-promoted processes. These reactions, and … WebJun 14, 2024 · Iron (Fe) is one of the nutrients that are indispensable for plant growth and development. Fe takes part in many chemical reactions, including photosynthesis and … show-company.com

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Interactions Between Phosphorus, Zinc, and Iron Homeostasis in ...

WebFeb 23, 2024 · IMA/FEP peptides positively regulate the iron-deficiency responses in a wide range of plants by unknown mechanisms. Direct binding of iron or other metals to some … WebFeb 16, 2024 · Summary. Iron (Fe) and phosphorus (P), the latter taken up by plants as phosphate (Pi), are two essential nutrients that determine species distribution and often limit crop yield as a result of their low availability in most soils. Pi-deficient plants improve the interception of Pi by increasing the density of root hairs, thereby expanding the ... show-commentWebNov 20, 2024 · Photosystems are rich in Fe-containing proteins and represent the strongest sink for iron in plants. It appears that sensing of iron deficiency occurs fastest in the leaf vasculature (Khan et al. 2024), suggesting that perception of iron deficiency in sink organs and systemic signaling constitute early factors in the regulation of root iron uptake. show-confirm-bar false

"WebIron uptake, signaling, and sensing in plants. Iron (Fe) is an essential micronutrient that affects the growth and development of plants because it participates as a cofactor in … " - Iron uptake signaling and sensing in plants

Iron uptake signaling and sensing in plants

Insights into the Cell-to-Cell Signaling and Iron Homeostasis in

WebFerritin is a protein that stores and releases iron to prevent diseases associated with iron dysregulation in plants, animals, and bacteria. The conversion between iron-loaded holo-ferritin and empty apo-ferritin is an important process for iron regulation. To date, studies of ferritin have used either ensemble measurements to quantify the characteristics of a large … WebThe uptake and transport of iron under physiological conditions require particular processes such as chelation or reduction because ferric iron has a very low solubility. The molecular …

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WebDec 20, 2024 · Since iron deficiency severely affects plant growth , we hypothesized that if decreased iron uptake plays a key role in DA-induced growth inhibition, plants grown on media containing lower-than-optimal levels of iron should be hypersensitive to DA and that plants grown on media containing higher-than-optimal iron levels should be less affected ... WebIron (Fe) is an essential micronutrient that affects the growth and development of plants because it participates as a cofactor in numerous physiological and biochemical …

WebFeb 14, 2007 · Iron Homeostasis in Plants: Sensing and Signaling Pathways Full Article Figures & data; References; Citations Metrics; Reprints & Permissions; ... Uptake of iron, its concentrations within particular tissues, and its subcellular distribution is therefore subject to careful control. In addition, the low bioavailability of iron in most soils ... WebIn plants and algae, iron-sulfur cluster assembly pathways of bacterial origin are localized in the mitochondria and plastids, where there is a high demand for these cofactors. A third iron-sulfur cluster assembly pathway is present in the cytosol that depends on the mitochondria but not on plastid assembly proteins.

WebMar 1, 2024 · Iron is an essential element for plants as well as other organisms, functioning in various cellular processes, including respiration, chlorophyll biosynthesis, and photosynthesis. Plants take up iron from soil in which iron solubility is extremely low especially under aerobic conditions at high-pH range. WebIron uptake, signaling, and sensing in plants. Iron (Fe) is an essential micronutrient that affects growth and development of plants since Fe as cofactor participates in numerous physiological and biochemical reactions. As a transition metal, Fe is redox active. Fe in soil often exists in the form of insoluble ferric hydroxides which are bio ...

WebSep 12, 2024 · Iron uptake, signaling, and sensing in plants. Iron (Fe) is an essential micronutrient that affects the growth and development of plants because it participates …

show-compassWebJun 12, 2024 · Iron deficiency is common in plants because soil Fe mainly exists as poorly bioavailable Fe (III) oxides. Iron excess can also limit plant growth, because free intracellular Fe leads to the formation of damaging reactive oxygen species. show-companyWebPlants are active contributors to the betterment of human living conditions and play a critical role in ecological systems. During the process of plant growth and development, several species such as ROS, RSS, signaling molecules, and … show-file-list falseWebThe acquisition of iron by plants is regulated at several levels by local and systemic signals. The systemic signaling pathway appears to integrate multiple inputs from hormonal … show-fullscreen-btnWebJun 1, 1999 · In plant cells, iron has to be distributed to chloroplasts and mitochondria or may be stored safely in vacuole. Distinct transcriptional networks regulating uptake and … show-englishWebIron sensing in mammals and plants. In mammalian cells, Fe is sensed via IRP1 and IRP2, which bind to IREs to regulate the translation of genes involved in the uptake and storage of Fe. show-entertainmentWebMar 8, 2024 · Iron is an abundant element in most soils; however, only a minor fraction of the total Fe is available for uptake by plant roots. This shortage is caused by the … show-go - beatbox only daybreak