Results 51 to 60 of about 151,886 (203)

Evolution and adaptation of Magnaporthe grisea populations in upland rice in Madagascar [PDF]

open access: yes, 2008
In Vakinankaratra , where irrigated rice has been cultivated for several hundred years, blast damages increased heavily in the newly developed upland rice.
Andriantsimialona, Dodelys   +1 more
core  

Validation of rice blast resistance genes in barley using a QTL mapping population and near-isolines [PDF]

open access: yes, 2009
There are prior reports of Pyricularia grisea-the causal agent of blast of rice-causing disease in barley. In order to determine the specificity of this resistance in barley, we extended our previous mapping efforts to include blast isolates from barley ...
Alfonso Cuesta-Marcos   +8 more
core   +2 more sources

Diterpene Biosynthesis in Rice Blast Fungus Magnaporthe

open access: yesFrontiers in Fungal Biology, 2022
Plant-pathogenic fungi harbor various specialized metabolites including diterpenoids that function as hormones and virulence factors. The fungus Magnaporthe oryzae is the causal agent of rice blast disease and can infect over fifty grass species. We demonstrate that rice blast fungi encode two diterpene synthases that produce normal pimara-8,15-diene ...
Ayousha Shahi   +3 more
openaire   +3 more sources

Genetic diversity and population structure of a large collection of Magnaporthe oryzae isolates from italian rice field [PDF]

open access: yes, 2012
Blast, caused by the filamentous ascomycete fungus Magnaporthe oryzae , is the most severe disease of rice worldwide, causing yield loss to rice cultivation up to 50 - 70%.
Abbruscato, Pamela   +7 more
core  

Leaf Eh and pH: A Novel Indicator of Plant Stress. Spatial, Temporal and Genotypic Variability in Rice (Oryza sativa L.) [PDF]

open access: yes, 2019
A wealth of knowledge has been published in the last decade on redox regulations in plants. However, these works remained largely at cellular and organelle levels. Simple indicators of oxidative stress at the plant level are still missing. We developed a
Audebert, A.   +11 more
core   +1 more source

OsAPX1 Positively Contributes to Rice Blast Resistance

open access: yesFrontiers in Plant Science, 2022
Ascorbate peroxidases (APXs) maintain cellular reactive oxygen species (ROS) homeostasis through their peroxidase activity. Here, we report that OsAPX1 also promotes ROS production such that a delicate cellular ROS homeostasis is achieved temporally after Magnaporthe oryzae infection.
Cong Sheng   +17 more
openaire   +3 more sources

A Rice (Oryza sativa L.) Breeding for Field Resistance to Blast Disease (Pyricularia oryzae) in Mountainous Region Agricultural Research Institute, Aichi Agricultural Research Center of Japan

open access: yesPlant Production Science, 2006
Mountainous Region Agricultural Research Institute (MARI), Aichi Agricultural Research Center(AARC) was established in Inabu town (later Toyota city), Aichi Prefecture, in 1933.
Norikuni Saka
doaj   +1 more source

Transition of Race Distribution of Rice Blast Fungus in Korea over the Last Two Decades [PDF]

open access: yesResearch in Plant Disease
Since the nationwide outbreak of rice blast disease caused by Magnaporthe oryzae in Korea in the late 1970s, the Korean unique race differential system was developed, and numerous studies on rice blast disease and rice blast resistance have been ...
Dan-Dan Zhao   +9 more
doaj   +1 more source

Predicting Protein–Protein Interactions Between Rice and Blast Fungus Using Structure-Based Approaches

open access: yesFrontiers in Plant Science, 2021
Rice blast, caused by the fungus Magnaporthe oryzae, is the most devastating disease affecting rice production. Identification of protein–protein interactions (PPIs) is a critical step toward understanding the molecular mechanisms underlying resistance ...
Cunjian Zheng   +4 more
doaj   +1 more source

Identification of genotypes resistant to blast, bacterial leaf blight, sheath blight and tungro and efficacy of seed treating fungicides against blast disease of rice [PDF]

open access: yes, 2011
A total of 35 inbred and 13 hybrid varieties including susceptible checks were screened against the 4 major diseases of rice (blast, bacterial leaf blight, sheath blight and tungro) as well as experiments on management of blast were conducted in the rain-
Badsha, M. A.   +5 more
core   +1 more source

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