Climate change and salinity effects on crops and chemical communication between plants and plant growth-promoting microorganisms under stress

A Ullah, A Bano, N Khan - Frontiers in Sustainable Food Systems, 2021 - frontiersin.org
During the last two decades the world has experienced an abrupt change in climate. Both
natural and artificial factors are climate change drivers, although the effect of natural factors …

Coumarin communication along the microbiome–root–shoot axis

MJJ Stassen, SH Hsu, CMJ Pieterse, IA Stringlis - Trends in Plant Science, 2021 - cell.com
Plants shape their rhizosphere microbiome by secreting root exudates into the soil
environment. Recently, root-exuded coumarins were identified as novel players in plant …

Plant growth promoting rhizobacterial mitigation of drought stress in crop plants: implications for sustainable agriculture

OB Ojuederie, OS Olanrewaju, OO Babalola - Agronomy, 2019 - mdpi.com
Abiotic stresses arising from climate change negates crop growth and yield, leading to food
insecurity. Drought causes oxidative stress on plants, arising from excessive production of …

The coumarins: secondary metabolites playing a primary role in plant nutrition and health

K Robe, E Izquierdo, F Vignols, H Rouached… - Trends in Plant …, 2021 - cell.com
Although abundant in soils, iron (Fe) is poorly bioavailable for plants. Improving Fe uptake in
crops, enabling them to grow in Fe-depleted soils, has become a major focal interest. The …

Biosynthesis of redox-active metabolites in response to iron deficiency in plants

J Rajniak, RFH Giehl, E Chang, I Murgia… - Nature chemical …, 2018 - nature.com
Iron is an essential but poorly bioavailable nutrient because of its low solubility, especially in
alkaline soils. Here, we describe the discovery of a previously undescribed redox-active …

Hormonal regulation of root hair growth and responses to the environment in Arabidopsis

K Vissenberg, N Claeijs, D Balcerowicz… - Journal of …, 2020 - academic.oup.com
The main functions of plant roots are water and nutrient uptake, soil anchorage, and
interaction with soil-living biota. Root hairs, single cell tubular extensions of root epidermal …

Fe toxicity in plants: Impacts and remediation

N Zahra, MB Hafeez, K Shaukat, A Wahid… - Physiologia …, 2021 - Wiley Online Library
Fe is the fourth abundant element in the earth crust. Fe toxicity is not often discussed in plant
science though it causes severe morphological and physiological disorders, including …

Role of root exudates in metal acquisition and tolerance

YT Chen, Y Wang, KC Yeh - Current opinion in plant biology, 2017 - Elsevier
Highlights•Strategy I plants secrete riboflavins or phenolics to facilitate Fe
acquisition.•Strategy II plants secrete phytosiderophores to acquire Fe.•Exudation of organic …

Feruloyl-CoA 6′-Hydroxylase1-dependent coumarins mediate iron acquisition from alkaline substrates in Arabidopsis

NB Schmid, RFH Giehl, S Döll, HP Mock… - Plant …, 2014 - academic.oup.com
Although iron (Fe) is one of the most abundant elements in the earth's crust, its low solubility
in soils restricts Fe uptake by plants. Most plant species acquire Fe by acidifying the …

Callose biosynthesis in Arabidopsis with a focus on pathogen response: what we have learned within the last decade

D Ellinger, CA Voigt - Annals of botany, 2014 - academic.oup.com
Background (1, 3)-β-Glucan callose is a cell wall polymer that is involved in several
fundamental biological processes, ranging from plant development to the response to …