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Updated: Apr 19, 2026

Maintaining Biological Cultures and Measuring Gene Expression in Aphis nerii: A Non-model System for Plant-insect Interactions

Maintaining Biological Cultures and Measuring Gene Expression in Aphis nerii: A Non-model System for Plant-insect Interactions

Published on: August 31, 2018

Plant immunity in plant-aphid interactions.

Maëlle Jaouannet¹, Patricia A Rodriguez¹, Peter Thorpe¹

¹Cell and Molecular Sciences, The James Hutton Institute Dundee, UK.

Frontiers in Plant Science

|December 19, 2014

Summary

Aphids are major crop pests, but plants have immune systems, including BAK1 (BRASSINOSTERIOD INSENSITIVE 1-ASSOCIATED RECEPTOR KINASE 1), to resist them. Understanding these plant defenses is key to developing sustainable aphid control strategies.

Keywords:

aphids effectors host range non-host resistance plant immunity

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Assay for Pathogen-Associated Molecular Pattern PAMP-Triggered Immunity PTI in Plants

Assay for Pathogen-Associated Molecular Pattern PAMP-Triggered Immunity PTI in Plants

Published on: September 9, 2009

Area of Science:

Plant-insect interactions
Plant immunity
Molecular plant pathology

Background:

Aphids are significant agricultural pests, causing damage and transmitting viruses.
Aphid feeding involves secreting effectors to manipulate host plants, similar to plant pathogens.
Plant resistance often involves NB-LRR proteins and pathways like BAK1 (BRASSINOSTERIOD INSENSITIVE 1-ASSOCIATED RECEPTOR KINASE 1), crucial for immunity.

Purpose of the Study:

To explore the molecular mechanisms underlying plant resistance to aphids.
To investigate the role of plant immune components, such as BAK1, in aphid-plant interactions.
To understand the parallels between plant-pathogen and plant-aphid defense responses.

Main Methods:

Review of existing literature on aphid-plant interactions and plant immunity.
Analysis of aphid effector strategies and plant defense mechanisms.
Examination of the role of BAK1 in plant responses to aphid elicitors.

Main Results:

Aphid infestation strategies share similarities with plant pathogen infection.
Plant immune responses, including ROS production and callose deposition, can be triggered by aphid elicitors.
BAK1 plays a role in plant immunity against aphids, highlighting conserved defense pathways.
Aphids probing non-host plants may fail to suppress defenses or acquire nutrients.

Conclusions:

Plant immunity and non-host resistance are critical for controlling aphid pests.
Understanding molecular interactions can lead to durable aphid control strategies.
Further research is needed to elucidate the precise molecular dialogue between aphids and host/non-host plants.