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http://dx.doi.org/10.1111/nph.17781 | DOI Listing |
J Agric Food Chem
December 2024
MOE Key Laboratory of Bio-Intelligent Manufacturing, School of Bioengineering, Dalian University of Technology, Dalian 116024, China.
Plant natural products are crucial in defending against herbivorous insects and are widely used in pest control, yet their mechanisms remain complex and insufficiently studied. This study employed a reverse strategy to investigate the mechanism of camptothecin (CPT), a botanical pesticide. By using a CPT-based chemical probe coupled with proteomic analysis, immune-related proteins, including those involved in prophenoloxidase (PPO) activation and antimicrobial peptide (AMP) synthesis, were identified in the Asian corn borer, .
View Article and Find Full Text PDFTree Physiol
December 2024
Department of Ecology, Faculty of Biology, University of Salamanca, Salamanca 37071, Spain.
Insect herbivory has attracted enormous attention from researchers due to its effects on plant fitness. However, there remain questions such as what are the most important leaf traits that determine consumption levels, whether there are latitudinal gradients in herbivore pressure, or whether there are differences in susceptibility between hybrids and their parental species. In this work we address all these issues in two species of Mediterranean Quercus (Q.
View Article and Find Full Text PDFPeerJ
December 2024
Jiangxi Provincial Key Laboratory of Conservation Biology, Jiangxi Agricultural University, Nanchang, Jiangxi, China.
Background: Food provides essential nutrients and energy necessary for animals to sustain life activities. Accordingly, dietary niche analysis facilitates the exploration of foraging strategies and interspecific relationships among wildlife. The vegetation succession has reduced understory forage resources (.
View Article and Find Full Text PDFArch Insect Biochem Physiol
December 2024
Agricultural Entomology and Pest Control, College of Plant Protection, Jilin Agricultural University, Changchun, PR China.
The plant defense against insects is multiple layers of interactions. They defend through direct defense and indirect defense. Direct defenses include both physical and chemical barriers that hinder insect growth, development, and reproduction.
View Article and Find Full Text PDFPlant Signal Behav
December 2025
Food Security and Safety Focus Area, Faculty of Natural and Agricultural Sciences, North-West University, Mmabatho, South Africa.
Biochemical and molecular mechanisms have been essential mechanisms to reduce various insect attacks on plants. The biochemical methods are wide involving direct and indirect defenses. The defensive chemical substances are secreted effectively to the wound caused by the herbivores (insects and phytopathogens) on plants.
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