RNA viruses represent the predominant cause of many clinically relevant viral diseases in humans. Among several evolutionary advantages acquired by RNA viruses, the ability to usurp host cellular machinery and evade antiviral immune responses is imperative. During the past decade, RNA interference mechanisms, especially microRNA (miRNA)-mediated regulation of cellular protein expression, have revolutionized our understanding of host-viral interactions. Although it is well established that several DNA viruses express miRNAs that play crucial roles in their pathogenesis, expression of miRNAs by RNA viruses remains controversial. However, modulation of the miRNA machinery by RNA viruses may confer multiple benefits for enhanced viral replication and survival in host cells. In this review, we discuss the current literature on RNA viruses that may encode miRNAs and the varied advantages of engineering RNA viruses to express miRNAs as potential vectors for gene therapy. In addition, we review how different families of RNA viruses can alter miRNA machinery for productive replication, evasion of antiviral immune responses, and prolonged survival. We underscore the need to further explore the complex interactions of RNA viruses with host miRNAs to augment our understanding of host-virus interplay.
RNA viruses and microRNAs: challenging discoveries for the 21st century
Creators
Gokul Swaminathan - Drexel University
Julio Martin-Garcia - Drexel University
Sonia Navas-Martin - Drexel University
Publication Details
Physiological genomics, v 45(22), pp 1035-1048
Publisher
Amer Physiological Soc
Number of pages
14
Grant note
R21AI098549 / NATIONAL INSTITUTE OF ALLERGY AND INFECTIOUS DISEASES; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Allergy & Infectious Diseases (NIAID)
NS-061179; AI-088423; DK-089314; NS-065727; AI-098549 / Public Health Service Grants from the National Institutes of Health; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA
R21DK089314 / NATIONAL INSTITUTE OF DIABETES AND DIGESTIVE AND KIDNEY DISEASES; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Diabetes & Digestive & Kidney Diseases (NIDDK)
R03NS061179 / NATIONAL INSTITUTE OF NEUROLOGICAL DISORDERS AND STROKE; United States Department of Health & Human Services; National Institutes of Health (NIH) - USA; NIH National Institute of Neurological Disorders & Stroke (NINDS)
Resource Type
Journal article
Language
English
Academic Unit
Microbiology and Immunology
Web of Science ID
WOS:000327320000001
Scopus ID
2-s2.0-84887588127
Other Identifier
991019168136104721
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Web of Science research areas
Cell Biology
Genetics & Heredity
Physiology
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