Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases

Defective interfering (DI) genomes are characterised by their ability to interfere with the replication of the virus from which they were derived, and other genetically compatible viruses. DI genomes are synthesized by nearly all known viruses and represent a vast natural reservoir of antivirals tha...

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Main Authors: Nigel J. Dimmock, Andrew J. Easton
Format: Article
Language:English
Published: MDPI AG 2015-07-01
Series:Viruses
Subjects:
Online Access:http://www.mdpi.com/1999-4915/7/7/2796
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author Nigel J. Dimmock
Andrew J. Easton
author_facet Nigel J. Dimmock
Andrew J. Easton
author_sort Nigel J. Dimmock
collection DOAJ
description Defective interfering (DI) genomes are characterised by their ability to interfere with the replication of the virus from which they were derived, and other genetically compatible viruses. DI genomes are synthesized by nearly all known viruses and represent a vast natural reservoir of antivirals that can potentially be exploited for use in the clinic. This review describes the application of DI virus to protect from virus-associated diseases in vivo using as an example a highly active cloned influenza A DI genome and virus that protects broadly in preclinical trials against different subtypes of influenza A and against non-influenza A respiratory viruses. This influenza A-derived DI genome protects by two totally different mechanisms: molecular interference with influenza A replication and by stimulating innate immunity that acts against non-influenza A viruses. The review considers what is needed to develop DI genomes to the point of entry into clinical trials.
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spelling doaj.art-25fee1c129f344fdbd7147416e59e0752022-12-22T01:21:14ZengMDPI AGViruses1999-49152015-07-01773768378810.3390/v7072796v7072796Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus DiseasesNigel J. Dimmock0Andrew J. Easton1School of Life Sciences, University of Warwick, Coventry CV4-7AL, UKSchool of Life Sciences, University of Warwick, Coventry CV4-7AL, UKDefective interfering (DI) genomes are characterised by their ability to interfere with the replication of the virus from which they were derived, and other genetically compatible viruses. DI genomes are synthesized by nearly all known viruses and represent a vast natural reservoir of antivirals that can potentially be exploited for use in the clinic. This review describes the application of DI virus to protect from virus-associated diseases in vivo using as an example a highly active cloned influenza A DI genome and virus that protects broadly in preclinical trials against different subtypes of influenza A and against non-influenza A respiratory viruses. This influenza A-derived DI genome protects by two totally different mechanisms: molecular interference with influenza A replication and by stimulating innate immunity that acts against non-influenza A viruses. The review considers what is needed to develop DI genomes to the point of entry into clinical trials.http://www.mdpi.com/1999-4915/7/7/2796defective interfering RNAinfluenza virusrespiratory diseasetreatmenttherapyprophylaxisantivirals
spellingShingle Nigel J. Dimmock
Andrew J. Easton
Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
Viruses
defective interfering RNA
influenza virus
respiratory disease
treatment
therapy
prophylaxis
antivirals
title Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
title_full Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
title_fullStr Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
title_full_unstemmed Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
title_short Cloned Defective Interfering Influenza RNA and a Possible Pan-Specific Treatment of Respiratory Virus Diseases
title_sort cloned defective interfering influenza rna and a possible pan specific treatment of respiratory virus diseases
topic defective interfering RNA
influenza virus
respiratory disease
treatment
therapy
prophylaxis
antivirals
url http://www.mdpi.com/1999-4915/7/7/2796
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