… There is a critical need to understand the molecular mechanisms by which plants maintain
… that control Fe uptake from soil, the major components that regulate Fe uptake systems, and …

… flooding or in waterlogged soils, plants are faced with high … iron uptake systems to meet but
not exceed the plant's … of the mechanistic basis of iron uptake by plants. A major breakthrough …

… in iron acquisition in plants is induced under iron deficiency, but our understanding of iron
sensors … genes involved in iron uptake and utilization, predominantly during the early stages of …

… Therefore, plants must tightly regulate iron levels within the cell… an integrative picture of how
iron is sensed and acquired. … restore Fe uptake in yeast mutants with defects in iron uptake, …

… Under iron-deficient conditions, plants induce the expression of a set of genes involved in
iron uptake and translocation. This response to iron deficiency is regulated by transcriptional …

… plants is determining how Fe is sensed and how this signal is transmitted and integrated into
a response. We will explore the evidence for an Fe sensor in plants … II plant by uptake of Fe(…

… iron availability. Expression of various genes involved in iron uptake and translocation is
induced under iron … be mediated by cellular iron sensing as well as long-distance iron signaling. …

… regulations to optimize iron uptake and protect plants from highly reactive metals. …
Dicotyledonous plants, such as the model plant Arabidopsis thaliana, rely on a multistep iron uptake …

… Fe sensing systems must exist, but the signals and sensors have not been clarified in plants…
of Fe to expressional regulators is the primary Fe sensing event in plant cells, similar to the …

… Iron uptake is increased by secretion of chelators, proton extrusion, ferric reduction and …
The existence of an Fe sensor in plants controlling the expression of various genes involved …