Specificity in root domain accumulation of Phytoglobin1 and nitric oxide (NO) determines meristematic viability in water-stressed Brassica napus roots

MM Mira, S Ibrahim, K So, R Kowatsch… - Annals of …, 2023 - academic.oup.com
Abstract Background and Aims Drought reduces plant productivity, especially in the
susceptible species Brassica napus. Water stress, mimicked by applications of 10 …

Interplay between the Brassica napus phytoglobin (BnPgb1), folic acid, and antioxidant responses enhances plant tolerance to waterlogging

EA El-Khateeb, MS Youssef, MM Mira, AU Igamberdiev… - Plant Science, 2023 - Elsevier
Oxygen deprivation by waterlogging reduces the productivity of several crop species,
including the oil-producing crop Brassica napus L., which is highly sensitive to excess …

Over-expression of the Zea mays phytoglobin (ZmPgb1. 1) alleviates the effect of water stress through shoot-specific mechanisms

C Hammond, MM Mira, BT Ayele, S Renault… - Plant Physiology and …, 2020 - Elsevier
Water deficit limits plant growth and development by interfering with several physiological
and molecular processes both in root and shoot tissues. Through their ability to scavenge …

Arabidopsis root apical meristem survival during waterlogging is determined by phytoglobin through nitric oxide and auxin

MM Mira, EA El-Khateeb, MS Youssef, K Ciacka, K So… - Planta, 2023 - Springer
Main conclusion Over-expression of phytoglobin mitigates the degradation of the root apical
meristem (RAM) caused by waterlogging through changes in nitric oxide and auxin …

Expression of Arabidopsis class 1 phytoglobin (AtPgb1) delays death and degradation of the root apical meristem during severe PEG-induced water deficit

MM Mira, S Huang, K Kapoor… - Journal of …, 2017 - academic.oup.com
Maintenance of a functional root is fundamental to plant survival in response to some abiotic
stresses, such as water deficit. In this study, we found that overexpression of Arabidopsis …

Phytoglobins improve hypoxic root growth by alleviating apical meristem cell death

MM Mira, RD Hill, C Stasolla - Plant Physiology, 2016 - academic.oup.com
Hypoxic root growth in maize (Zea mays) is influenced by the expression of phytoglobins
(ZmPgbs). Relative to the wild type, suppression of ZmPgb1. 1 or ZmPgb1. 2 inhibits the …

Over-expression of the barley Phytoglobin 1 (HvPgb1) evokes leaf-specific transcriptional responses during root waterlogging

RD Hill, J de Castro, MM Mira, AU Igamberdiev… - Journal of Plant …, 2023 - Elsevier
Oxygen deprivation (hypoxia) in the root due to waterlogging causes profound metabolic
changes in the aerial organs depressing growth and limiting plant productivity in barley …

Phytoglobin expression influences soil flooding response of corn plants

MS Youssef, MM Mira, S Renault, RD Hill… - Annals of …, 2016 - academic.oup.com
Abstract Background and Aims Excess water is a limiting factor for crop productivity. Under
conditions of full submergence or flooding, plants can experience prolonged oxygen …

The interplay of auxin and brassinosteroid signaling tunes root growth under low and different nitrogen forms

LL Devi, A Pandey, S Gupta, AP Singh - Plant Physiology, 2022 - academic.oup.com
The coordinated signaling activity of auxin and brassinosteroids (BRs) is critical for optimal
plant growth and development. Nutrient-derived signals regulate root growth by modulating …

Genetic variation in the glycine-rich protein gene BnGRP1 contributes to low phosphorus tolerance in Brassica napus

P Xu, H Li, K Xu, X Cui, Z Liu… - Journal of Experimental …, 2023 - academic.oup.com
Lack of phosphorus (P) is a major environmental factor affecting rapeseed (Brassica napus.
L) root growth and development. For breeding purposes, it is crucial to identify the molecular …