Entomopathogenic fungi, a group of insect pathogens, are characterized by high insecticidal efficacy and minimal environmental impact. They are commonly used as biopesticides for pest control due to their significant practical value. We here classify entomopathogenic fungi according to the process of fungal infection in hosts, changes in host behavior during infection, and mechanisms of spore transmission, and review the strategies employed by insects to resist infection, including physical barrier defenses, immune system defenses, and behavioral avoidance of fungal pathogens. This review also discusses the pathogenic mechanisms of fungi on insects and the closely linked co-evolution between fungal pathogens and insect defenses. In conclusion, a perspective on future research is provided, emphasizing the impact of insect population density and spore concentration in the environment on disease outbreaks.
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http://dx.doi.org/10.3390/microorganisms13020283 | DOI Listing |
Parasit Vectors
March 2025
Plant Genetics Research Unit, United States Department of Agriculture (USDA)-Agricultural Research Service, Columbia, MO, USA.
Background: Heterorhabditis are important biological control agents in agriculture. Two Heterorhabditis populations, S8 and S10, were isolated from agricultural soils in the United States of America. Molecular analyses, based on mitochondrial and nuclear genes, showed that these populations are conspecific and represent a novel species of the "Bacteriophora" clade.
View Article and Find Full Text PDFJ Invertebr Pathol
March 2025
Julius Kühn Institute (JKI), Federal Research Centre for Cultivated Plants, Institute for Biological Control, Schwabenheimer Str. 101, 69221 Dossenheim, Germany. Electronic address:
The microbial control of insect pests such as the codling moth Cydia pomonella is a major challenge in the apple industry. This study investigates the potential of chitin-amended media to improve the efficacy of the entomopathogenic fungus Cordyceps fumosorosea strain JKI-BI-1496 for control of C. pomonella.
View Article and Find Full Text PDFFolia Microbiol (Praha)
March 2025
ARRI-Assam Agricultural University, Titabor, Jorhat, 785630, India.
Microbial entomopathogens that include fungi, bacteria, viruses, and nematodes have long been valued for their role in biological control of insect pests. However, recent research highlights their expanded applications beyond pest management. Entomopathogenic fungi such as Beauveria bassiana and Metarhizium spp.
View Article and Find Full Text PDFPest Manag Sci
March 2025
Institute of Plant Protection, Jilin Academy of Agricultural Sciences, Jilin Key Laboratory of Agricultural Microbiology, Key Laboratory of Integrated Pest Management on Crops in Northeast China, Ministry of Agriculture and Rural Areas, Gongzhuling, China.
Background: Aphids are important agricultural and forestry pests that not only directly harm plants, but also transmit various plant viruses. Biological control, including the use of entomopathogenic fungi (EPFs) and predatory natural enemies, can effectively control aphids. However, there are few reports on the combined use of natural enemies carrying EPF to enhance the efficiency of aphid control.
View Article and Find Full Text PDFDrug Dev Res
April 2025
Department of Chemistry, Indian Institute of Technology Kanpur, Kanpur, India.
The headway for the management of emerging resistant microbial strains has become a demanding task. Over the years, antimicrobial peptides (AMP), have been recognized and explored for their highly systematized SAR and antibacterial properties. With this background, we have reported a new class of AMPs.
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