Results 1 to 10 of about 18,589 (207)

Arbuscular mycorrhizal fungus changes alfalfa response to pathogen infection activated by pea aphid infestation [PDF]

open access: yesFrontiers in Microbiology, 2023
IntroductionArbuscular mycorrhizal (AM) fungi are important for the resistance of plants to insect infestation and diseases. However, the effect of AM fungal colonization of plants response to pathogen infection activated by pea aphid infestation is ...
Yajie Wang   +8 more
doaj   +4 more sources

Male-Biased microRNA Discovery in the Pea Aphid [PDF]

open access: yesInsects, 2021
Epigenetic mechanisms modulate gene expression levels during development, shaping how a single genome produces a diversity of phenotypes. Here, we begin to explore the epigenetic regulation of sexual dimorphism in pea aphids (Acyrthosiphon pisum) by ...
Xiaomi Liu   +2 more
doaj   +5 more sources

Population Dynamics and Yield Loss Assessment for Pea Aphid, Acyrthosiphon pisum (Harris) (Homoptera: Aphididae), on Lentil in Morocco [PDF]

open access: yesInsects, 2021
Pea aphid (Acyrthosiphon pisum Harris) is the major insect pest of lentil in Morocco. We investigated pea aphid mean numbers and yield losses on three lentil varieties at one location during three successive cropping seasons during 2015–2018. The effects
Karim El Fakhouri   +3 more
doaj   +2 more sources

Transcriptomic analysis reveals candidate molecular pathways involved in pea (Pisum sativum L.) resistance to pea aphid (Acyrthosiphon pisum Harris) biotypes [PDF]

open access: yesBMC Genomics
Pea (Pisum sativum L.) is a major legume crop frequently infested by various parasites, including the pea aphid (Acyrthosiphon pisum Harris), which takes nutrients from its host and transmits phytopathogenic viruses.
Rémi Ollivier   +10 more
doaj   +2 more sources

The Efficacy of Biological Control for the Suppression of the Pea Aphid (Acyrthosiphon Pisum): Does the Resistance of Alfalfa Cultivars Matter? [PDF]

open access: yesInsects, 2022
The pea aphid, Acyrthosiphon pisum Harris, is a major pest of alfalfa in northwestern China. However, the roles of different groups of natural enemies in combination with aphid-resistant cultivars in the suppression of the pea aphid have not been ...
Xiang Zhang   +8 more
doaj   +2 more sources

Pea Aphid Rearing, Bacterial Infection and Hemocyte Phagocytosis Assay [PDF]

open access: yesBio-Protocol, 2020
Insects rely on the simple but effective innate immune system to combat infection. Cellular and humoral responses are interconnected and synergistic in insects’ innate immune system. Phagocytosis is one major cellular response. It is difficult to collect
Li Ma, Lu Liu, Zhiqiang Lu
doaj   +2 more sources

Pea Aphid (Acyrthosiphon pisum) Host Races Reduce Heat-Induced Forisome Dispersion in Vicia faba and Trifolium pratense [PDF]

open access: yesPlants, 2023
Although phloem-feeding insects such as aphids can cause significant damage to plants, relatively little is known about early plant defenses against these insects. As a first line of defense, legumes can stop the phloem mass flow through a conformational
Maria K. Paulmann   +4 more
doaj   +2 more sources

JNK pathway plays a key role in the immune system of the pea aphid and is regulated by microRNA-184. [PDF]

open access: yesPLoS Pathogens, 2020
Different from holometabolous insects, the hemipteran species such as pea aphid Acyrthosiphon pisum exhibit reduced immune responses with the absence of the genes coding for antimicrobial peptide (AMP), immune deficiency (IMD), peptidoglycan recognition ...
Li Ma   +6 more
doaj   +2 more sources

Arbuscular Mycorrhizal Fungus Alters Alfalfa (Medicago sativa) Defense Enzyme Activities and Volatile Organic Compound Contents in Response to Pea Aphid (Acyrthosiphon pisum) Infestation [PDF]

open access: yesJournal of Fungi, 2022
Pea aphid (Acyrthosiphon pisum) infestation leads to withering, reduced yield, and lower quality of the host plant. Arbuscular mycorrhizal (AM) fungi have been found to enhance their host plants’ nutrient uptake, growth, and resistance to biotic stresses,
Yajie Wang   +3 more
doaj   +2 more sources

Gene Expression Profiling Indicated Diverse Functions and Characteristics of Core Genes in Pea Aphid [PDF]

open access: yesInsects, 2020
The pea aphid is a global insect pest, and variable phenotypes can be produced by pea aphids in the same genotype in response to changes in external environmental factors.
Ruizheng Tian   +3 more
doaj   +2 more sources

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