Plant strategies to mine iron from alkaline substrates

IC Vélez-Bermúdez, W Schmidt - Plant and Soil, 2023 - Springer
In concert with oxygen, soil alkalinity strongly restricts the availability of iron, an essential
nutrient with a multitude of functions in living organisms. In addition to its role in …

Forging a symbiosis: transition metal delivery in symbiotic nitrogen fixation

M González‐Guerrero, C Navarro‐Gómez… - New …, 2023 - Wiley Online Library
Symbiotic nitrogen fixation carried out by the interaction between legumes and rhizobia is
the main source of nitrogen in natural ecosystems and in sustainable agriculture. For the …

A lignin-derived material improves plant nutrient bioavailability and growth through its metal chelating capacity

Q Liu, T Kawai, Y Inukai, D Aoki, Z Feng, Y Xiao… - Nature …, 2023 - nature.com
The lignocellulosic biorefinery industry can be an important contributor to achieving global
carbon net zero goals. However, low valorization of the waste lignin severely limits the …

[HTML][HTML] Iron nutrition in agriculture: From synthetic chelates to biochelates

MYA Zuluaga, M Cardarelli, Y Rouphael, S Cesco… - Scientia …, 2023 - Elsevier
Iron (Fe) is an essential micronutrient for plant growth and productivity and, among other
micronutrients, is the one required in higher amounts. In most soils, Fe occurs at relatively …

Calcium-dependent protein kinases CPK21 and CPK23 phosphorylate and activate the iron-regulated transporter IRT1 to regulate iron deficiency in Arabidopsis

Z Wang, Y Zhang, Y Liu, D Fu, Z You, P Huang… - Science China Life …, 2023 - Springer
Iron (Fe) is an essential micronutrient for all organisms. Fe availability in the soil is usually
much lower than that required for plant growth, and Fe deficiencies seriously restrict crop …

MxFRO4 confers iron and salt tolerance through up-regulating antioxidant capacity associated with the ROS scavenging

C Ren, G Luo, X Li, A Yao, W Liu, L Zhang… - Journal of Plant …, 2023 - Elsevier
Iron is involved in various metabolic pathways of plants. Stress from iron deficiency and
toxicity in the soil adversely affects plant growth. Therefore, studying the mechanism of iron …

[HTML][HTML] Biofortification to avoid malnutrition in humans in a changing climate: Enhancing micronutrient bioavailability in seed, tuber, and storage roots

SL Dwivedi, AL Garcia-Oliveira, M Govindaraj… - Frontiers in plant …, 2023 - frontiersin.org
Malnutrition results in enormous socio-economic costs to the individual, their community,
and the nation's economy. The evidence suggests an overall negative impact of climate …

[PDF][PDF] Multiple gene co-options underlie the rapid evolution of sexually deceptive flowers in Gorteria diffusa

RT Kellenberger, U Ponraj, B Delahaie, R Fattorini… - Current Biology, 2023 - cell.com
Gene co-option, the redeployment of an existing gene in an unrelated developmental
context, is an important mechanism underlying the evolution of morphological novelty. In …

The transcription factor POPEYE negatively regulates the expression of bHLH Ib genes to maintain iron homeostasis

MN Pu, G Liang - Journal of Experimental Botany, 2023 - academic.oup.com
Iron (Fe) is an essential trace element for plants. When suffering from Fe deficiency, plants
modulate the expression of Fe deficiency-responsive genes to promote Fe uptake. POPEYE …

The SOD7/DPA4–GIF1 module coordinates organ growth and iron uptake in Arabidopsis

L Zheng, H Wu, A Wang, Y Zhang, Z Liu, HQ Ling… - Nature Plants, 2023 - nature.com
Organ growth is controlled by both intrinsic genetic factors and external environmental
signals. However, the molecular mechanisms that coordinate plant organ growth and …