Ferric-chelate reductase activity is a limiting factor in iron uptake in spinach and kale roots

SR Lee, MM Oh, SA Park - Horticulture, Environment, and Biotechnology, 2016 - Springer
… compounds phytosiderophores (PS) into the surrounding soil; uptake of the resulting Fe(ІІІ)-PS …
Typically, in well-aerated soil, Fe is oxidized to an insoluble ferric form [Fe(III)], whereas …

CIPK23 is involved in iron acquisition of Arabidopsis by affecting ferric chelate reductase activity

Q Tian, X Zhang, A Yang, T Wang, WH Zhang - Plant Science, 2016 - Elsevier
iron content in soil is high, its bioavailability to plants is often limited, especially in calcareous
soils where iron … dependent iron transport is responsible for the less accumulation of iron in …

Root plant growth promoting rhizobacteria inoculations increase ferric chelate reductase (FC-R) activity and Fe nutrition in pear under calcareous soil conditions

M Ipek, S Aras, Ş Arıkan, A Eşitken, L Pırlak… - Scientia …, 2017 - Elsevier
… To our knowledge, no report has been published on the effects of useful bacteria on iron
uptake, transportation, mobilization and FC-R activity via organic acid release in pear under …

Effects of different foliar iron applications on activity of ferric chelate reductase and concentration of iron in sweet potato (Ipomoea batatas)

X Tan, X Yang, Y Xie, H Xiao, M Liu… - Crop and Pasture …, 2019 - CSIRO Publishing
… However, another study reported that Fe(III)-EDTA was more effective as a soil or a foliar …
salts and urea on some physiological processes in plants relative to iron uptake and …

… Tolerance and Iron Accumulation in Rice by Combining the Knockdown of OsHRZ Ubiquitin Ligases with the Introduction of Engineered Ferric-chelate Reductase

T Kobayashi, K Maeda, Y Suzuki, NK Nishizawa - Rice, 2022 - Springer
… suffer from iron deficiency chlorosis in calcareous soils, which … ferric-chelate reductase gene
Refre1/372 under the control of the OsIRT1 promoter for further enhancement of iron uptake. …

A Vacuolar Membrane Ferric-Chelate Reductase, OsFRO1, Alleviates Fe Toxicity in Rice (Oryza sativa L.)

L Li, L Ye, Q Kong, H Shou - Frontiers in Plant Science, 2019 - frontiersin.org
… Moreover, excess Fe in the soil can damage the root uptake system and adversely affect the
acquisition of other nutrients, such as phosphorus, zinc and magnesium, leading to reduced …

A Critical Review of Methodologies for Evaluating Iron Fertilizers Based on Iron Reduction and Uptake by Strategy I Plants

A Arcas, S López-Rayo, A Gárate, JJ Lucena - Plants, 2024 - mdpi.com
ferric chelate reductase oxidase gene FRO2, and the ferrous … due to their high stability in
soils, but Fe complexes (mainly … an overexpression of classical iron uptake genes such as FRO2…

Assay of Fe(III) Chelate Reductase Activity in Arabidopsis thaliana Root

SA Kim - Plant Iron Homeostasis: Methods and Protocols, 2023 - Springer
ferric-chelate reductaseiron uptake in response to iron deficiency [1]. Root plasma membrane
H+-ATPases release protons to acidify the rhizosphere and increase Fe release in the soil

… ferric chelate reductase activity and high apoplastic pH in leaves cause iron deficiency chlorosis in 'Huangguan'pears grafted onto quince A grown in calcareous soil

Y Zhao, S Liu, F Li, M Sun, Z Liang, Z Sun, F Yu… - Scientia Horticulturae, 2023 - Elsevier
… suffered iron (Fe) deficiency chlorosis in the calcareous soils … same orchard in a calcareous
soil. Newly expanded leaves … These were correlated with the lower ferric chelate reductase

Role of Azospirillum brasilense in triggering different Fe chelate reductase enzymes in cucumber plants subjected to both nutrient deficiency and toxicity

L Marastoni, Y Pii, M Maver, F Valentinuzzi… - Plant Physiology and …, 2019 - Elsevier
… reported to up-regulate iron (Fe) uptake mechanisms, such as … mediated by the ferric-chelate
reductase oxidase (FRO) … Indeed, PGPR are soil bacteria that efficiently colonize the …