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Open AccessJournal ArticleDOI

Recombination as a motor of host switches and virus emergence: geminiviruses as case studies.

TLDR
In this article, the authors assemble lines of evidences indicating that recombination was crucial in driving host switches and further emergence of geminiviruses, making these viruses such successful plant pathogens.
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This article is published in Current Opinion in Virology.The article was published on 2015-02-01 and is currently open access. It has received 119 citations till now. The article focuses on the topics: Genetic recombination & Geminiviridae.

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Book ChapterDOI

Eukaryotic Circular Rep-Encoding Single-Stranded DNA (CRESS DNA) Viruses: Ubiquitous Viruses With Small Genomes and a Diverse Host Range

TL;DR: The explosion of sequence diversity and expansion of eukaryotic CRESS DNA taxonomic groups over the last decade is surveyed, similarities between the well-studied geminiviruses and circoviruses with newly identified groups known only through their genome sequences are highlighted, and the ecology and evolution of eUKaryoticCRESS DNA viruses are discussed.
Journal ArticleDOI

Tomato Leaf Curl New Delhi Virus: An Emerging Virus Complex Threatening Vegetable and Fiber Crops

TL;DR: ToLCNDV genetic variability has been analyzed, providing new insights into the taxonomy, host adaptation, and evolution of this virus.
Journal ArticleDOI

Tomato leaf curl New Delhi virus: a widespread bipartite begomovirus in the territory of monopartite begomoviruses.

TL;DR: An understanding of the capacity of ToLCNDV to infect a variety of hosts and spread across a broad and ecologically variable geographical range could illuminate the potential economic threats associated with similar begomoviral invasions.
Journal ArticleDOI

Complexity of begomovirus and betasatellite populations associated with chilli leaf curl disease in India.

TL;DR: Analysis of samples collected in the survey indicates that ChiLCD-infected plants are associated with a complex of begomoviruses (including one previously unreported species) with a diverse group of betasatellites found in crops and weeds, and demonstrates the crucial role of betAsatellites in severe disease development in Capsicum spp.
Journal ArticleDOI

Tomato Yellow Leaf Curl Virus: Impact, Challenges, and Management.

TL;DR: This review focuses on the impact TYLCV has on worldwide agriculture and the role of recent advances for the authors' understanding ofTYLCV interaction with its host and vector.
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Journal ArticleDOI

Possible emergence of new geminiviruses by frequent recombination.

TL;DR: Geminiviruses are a group of plant viruses characterized by a genome of circular single-stranded DNA encapsidated in twinned quasi-isometric particles and recombination is very frequent and occurs between species and within and across genera.
Journal ArticleDOI

Rates of evolutionary change in viruses: patterns and determinants.

TL;DR: It is shown that the high rate of nucleotide substitution in RNA viruses is matched by some DNA viruses, suggesting that evolutionary rates in viruses are explained by diverse aspects of viral biology, such as genomic architecture and replication speed, and not simply by polymerase fidelity.
Journal ArticleDOI

RNA-based antiviral immunity

TL;DR: Recent studies on the features of viral siRNAs and other virus-derived small RNAs from virus-infected fungi, plants, insects, nematodes and vertebrates are reviewed and the innate and adaptive properties of RNA-based antiviral immunity are discussed.
Journal ArticleDOI

Emerging Virus Diseases Transmitted by Whiteflies

TL;DR: Factors driving the emergence and establishment of whitefly-transmitted diseases include genetic changes in the virus through mutation and recombination, changes inThe vector populations coupled with polyphagy of the main vector, Bemisia tabaci, and long distance traffic of plant material or vector insects due to trade of vegetables and ornamental plants.
Journal ArticleDOI

Cross-Species Virus Transmission and the Emergence of New Epidemic Diseases

TL;DR: What is known about host switching leading to viral emergence from known examples is reviewed, considering the evolutionary mechanisms, virus-host interactions, host range barriers to infection, and processes that allow efficient host-to-host transmission in the new host population.
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Q1. What are the contributions mentioned in the paper "Recombination as a motor of host switches and virus emergence: geminiviruses as case studies" ?

In this paper, the authors assemble lines of evidences indicating that recombination was crucial in driving host switches and further emergence of geminiviruses, making these viruses such successful plant pathogens.