Related Experiment Video
Updated: Jul 11, 2026
08:02
Experimental Viral Infection in Adult Mosquitoes by Oral Feeding and Microinjection
Published on: July 28, 2022
Mosquito pathogenic viruses--the last 20 years
James J Becnel1, Susan E White
1USDA/ARS, 1600 S.W. 23rd Drive, Gainesville, FL 32608, USA.
Journal of the American Mosquito Control Association
|September 15, 2007
Summary
Mosquitoes are infected by four main viral pathogen groups: baculoviruses, cytoplasmic polyhedrosis viruses, densoviruses, and iridoviruses. Understanding these viruses aids in developing new mosquito control strategies.
Area of Science:
- * Virology
- * Entomology
- * Molecular Biology
Background:
- * Mosquitoes are significant disease vectors, posing global health challenges.
- * Pathogenic viruses are key regulators of mosquito populations.
- * Four major viral groups infect mosquitoes: baculoviruses (NPVs), cytoplasmic polyhedrosis viruses (CPVs), densoviruses (DNVs), and iridoviruses (MIVs).
Purpose of the Study:
- * To provide an overview of recent advancements in mosquito pathogenic virus research.
- * To explore the application of new knowledge on virus-mosquito interactions for control strategies.
Main Methods:
- * Review of current scientific literature on mosquito viruses.
- * Analysis of viral classification based on genetic material (DNA/RNA).
- * Examination of virus-host interactions and their implications.
Main Results:
- * Baculoviruses (NPVs) and CPVs are the most prevalent mosquito viruses.
- * DNVs and MIVs represent other significant viral groups.
- * Baculoviruses, DNVs, and MIVs are DNA viruses; CPVs are RNA viruses.
Conclusions:
- * Recent research has significantly advanced our understanding of mosquito viruses.
- * Knowledge of virus-mosquito interactions offers potential for novel control methods.
- * Further research can lead to innovative strategies for managing mosquito populations and disease transmission.
Related Concept Videos
01:25Arboviral Encephalitis
Arboviral encephalitis refers to brain inflammation caused by arthropod-borne viruses, particularly those transmitted through mosquito vectors. Among these, West Nile virus (WNV), a member of the Flaviviridae family, is a significant public health concern. WNV is an enveloped, positive-sense, single-stranded RNA virus. Human infection typically begins when an infected mosquito introduces the virus into the dermis during feeding. The primary transmission cycle involves birds as amplifying hosts...
01:24Transmission of Pathogens
Pathogens spread from their reservoirs to susceptible hosts through three main routes: contact transmission, vehicle transmission, and vector transmission. Each route involves distinct mechanisms of transfer.Contact TransmissionThis category includes direct contact, indirect contact, and droplet transmission:Direct contact involves immediate physical interaction between individuals—such as a handshake—which can spread pathogens like Streptococcus pyogenes, the bacterium responsible for...
01:18Yellow Fever
Yellow fever is a viral hemorrhagic disease caused by the yellow fever virus (YFV), a member of the Flaviviridae family. It is transmitted primarily by Aedes and Haemagogus mosquitoes in tropical and subtropical regions of Africa and South America. After transmission through a mosquito bite, the virus initially replicates in skin-resident immune cells such as dendritic cells and macrophages. These cells then migrate to the lymph nodes, where viral replication increases, eventually leading to...
01:29Malaria
Malaria pathogenesis in humans reflects a delicate interplay between parasite biology and host response. Clinical illness reflects a host’s immune response to the parasite’s asexual replication cycle, which is often asymptomatic in individuals with partial immunity. From the parasite's perspective, transmission between mosquito and human with minimal host pathology is evolutionarily advantageous. Among the six Plasmodium species infecting humans, P. falciparum and P. vivax dominate in global...