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A Newly Emerging Alphasatellite Affects Banana Bunchy Top Virus Replication, Transcription, siRNA Production and Transmission by Aphids [PDF]

open access: yesPLoS Pathogens, 2022
Banana bunchy top virus (BBTV) is a six-component ssDNA virus (genus Babuvirus, family Nanoviridae) transmitted by aphids, infecting monocots (mainly species in the family Musaceae) and likely originating from South-East Asia where it is frequently ...
Mart Krupovic   +2 more
exaly   +7 more sources

A Naturally Occurring Defective DNA Satellite Associated With a Monopartite Begomovirus: Evidence for Recombination Between Alphasatellite and Betasatellite [PDF]

open access: yesViruses, 2013
Monopartite begomoviruses and their associated satellites form unique disease complexes that have emerged as a serious threat to agriculture worldwide.
Zhenghe Li, Yan Xie, Changjun Huang
exaly   +6 more sources

Patterns of Genetic Diversity among Alphasatellites Infecting Gossypium Species [PDF]

open access: yesPathogens, 2022
Alphasatellites are small single-stranded circular DNA molecules associated with geminiviruses and nanoviruses. In this study, a meta-analysis of known alphasatellites isolated from the genus Gossypium (cotton) over the last two decades was performed ...
Muhammad Mubin   +9 more
doaj   +4 more sources

Functional Characterization of Replication-Associated Proteins Encoded by Alphasatellites Identified in Yunnan Province, China [PDF]

open access: yesViruses, 2022
Alphasatellites, which encode only a replication-associated protein (alpha-Rep), are frequently found to be non-essential satellite components associated with begomovirus/betasatellite complexes, and their presence can modulate disease symptoms and/or ...
Liling Zhao   +4 more
doaj   +5 more sources

Evidence for Dicot Plants as Alternative Hosts of Banana Bunchy Top Virus and Its Alphasatellites in South-East Asia [PDF]

open access: yesPathogens, 2023
Banana bunchy top virus is a multicomponent circular ssDNA virus (family Nanoviridae) that causes one of the most devastating diseases of cultivated bananas and plantains (family Musaceae).
Valentin Guyot   +7 more
doaj   +7 more sources

Reconstruction and Characterization of Full-Length Begomovirus and Alphasatellite Genomes Infecting Pepper through Metagenomics [PDF]

open access: yesViruses, 2020
In northwestern Argentina (NWA), pepper crops are threatened by the emergence of begomoviruses due to the spread of its vector, Bemisia tabaci (Gennadius).
Verónica A. Bornancini   +5 more
doaj   +7 more sources

Association of an Alphasatellite With Tomato Yellow Leaf Curl Virus and Ageratum Yellow Vein Virus in Japan Is Suggestive of a Recent Introduction

open access: yesViruses, 2014
Samples were collected in 2011 from tomato plants exhibiting typical tomato leaf curl disease symptoms in the vicinity of Komae, Japan. PCR mediated amplification, cloning and sequencing of all begomovirus components from two plants from different fields
Rob W Briddon, Shahid MS, Keiko Natsuaki
exaly   +4 more sources

qPCR Assay as a Tool for Examining Cotton Resistance to the Virus Complex Causing CLCuD: Yield Loss Inversely Correlates with Betasatellite, Not Virus, DNA Titer [PDF]

open access: yesPlants, 2023
Cotton leaf curl disease (CLCuD) is a significant constraint to the economies of Pakistan and India. The disease is caused by different begomoviruses (genus Begomovirus, family Geminiviridae) in association with a disease-specific betasatellite. However,
Zafar Iqbal   +6 more
doaj   +2 more sources

First record of a novel begomovirus and satellites associated with leaf curl disease of passion fruit from India

open access: yesJournal of Plant Protection Research, 2022
Passion fruit is an important fruit crop grown in parts of southern and north-eastern states of India. Leaf curl symptoms typical to begomovirus infection were observed on passion fruit plants at three locations of Madikeri District, Karnataka State ...
Venkataravanappa Venkataravanappa   +6 more
doaj   +1 more source

Molecular characterization and identification of bhendi yellow vein mosaic virus with satellite DNAs infecting okra plants of district Mardan, Pakistan

open access: yesEgyptian Journal of Biological Pest Control, 2022
Background Bhendi or okra (Abelmoschus esculentus) is an important crop widely cultivated in the Indian subcontinent. The production of okra in tropical regions is constrained by several abiotic and biotic factors.
Malik Nawaz Shuja   +8 more
doaj   +1 more source

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