Results 61 to 70 of about 1,806,009 (141)

Virus Discovery in Desert Tortoise Fecal Samples: Novel Circular Single-Stranded DNA Viruses

open access: yesViruses, 2020
The Sonoran Desert tortoise Gopherus morafkai is adapted to the desert, and plays an important ecological role in this environment. There is limited information on the viral diversity associated with tortoises (family Testudinidae), and to date no DNA ...
Joseph P. Orton   +10 more
doaj   +1 more source

Towards quantitative viromics for both double-stranded and single-stranded DNA viruses [PDF]

open access: yesPeerJ, 2016
Background Viruses strongly influence microbial population dynamics and ecosystem functions. However, our ability to quantitatively evaluate those viral impacts is limited to the few cultivated viruses and double-stranded DNA (dsDNA) viral genomes ...
Simon Roux   +8 more
doaj   +2 more sources

Emerging Challenges and Advances in Porcine Circovirus: A Decade in Review

open access: yesTransboundary and Emerging Diseases, Volume 2026, Issue 1, 2026.
Over the past decade, porcine circoviruses (PCVs) have continued to pose a significant threat to global swine health, and pivotal discoveries have significantly reshaped our understanding of their biology and control. Extensive genomic surveillance has expanded porcine circovirus 2 (PCV2) genotyping from four to at least eight lineages, with PCV2d now ...
Jiawei Zheng   +4 more
wiley   +1 more source

T2T Genomes Unveil Centromere Architecture and Adaptive Divergence in Large Yellow Croaker (Larimichthys crocea)

open access: yesAdvanced Science, Volume 12, Issue 43, November 20, 2025.
This study presents telomere‐to‐telomere genome assemblies for two populations of Larimichthys crocea. We identified centromere‐specific tandem repeats invaded by LTR/ERV1 retrotransposons, unique 5S rRNA enrichment patterns, and population‐specific structural variants. Comparative genomic analyses further reveal distinct adaptive mechanisms in the MYD
Yu Cui   +9 more
wiley   +1 more source

Madarak polyomavírusainak és CRESS DNS vírusainak összehasonlító genomvizsgálata [PDF]

open access: yes, 2021
Viruses with small circular DNA genomes comprise also members of Cressdnaviricota phylum (including Circoviridae family) with single-stranded genome, and viruses of the Polyomaviridae family with double-stranded genome.
Szabóné Kaszab, Eszter
core  

Metagenomic Identification of Novel Eukaryotic Viruses with Small DNA Genomes in Pheasants

open access: yesAnimals
A panel of intestinal samples collected from common pheasants (Phasianus colchicus) between 2008 and 2017 was used for metagenomic investigation using an unbiased enrichment protocol and different bioinformatic pipelines.
Eszter Kaszab   +8 more
doaj   +1 more source

Genome editing in the green alga Chlamydomonas: past, present practice and future prospects

open access: yesThe Plant Journal, Volume 122, Issue 1, April 2025.
SUMMARY The green alga Chlamydomonas is an important and versatile model organism for research topics ranging from photosynthesis and metabolism, cilia, and basal bodies to cellular communication and the cellular cycle and is of significant interest for green bioengineering processes. The genome in this unicellular green alga is contained in 17 haploid
Adrian P. Nievergelt
wiley   +1 more source

Recent Advances in Detection and Control Strategies for Foodborne Bacteria in Raw and Ready‐to‐Eat Fruits and Vegetables

open access: yesFood Frontiers, Volume 6, Issue 2, Page 605-629, March 2025.
ABSTRACT The prevalence of foodborne outbreaks due to the consumption of uncooked and ready‐to‐eat fruits and vegetables has seen a noticeable increase, particularly in environments lacking sanitation. This article extensively explores recent advancements in the detection of foodborne pathogens in uncooked and ready‐to‐eat fruits and vegetables ...
Asem M. Abdelshafy   +7 more
wiley   +1 more source

Association Between Perinatal Factors and Childhood Lymphoma—A Pooled Analysis of the ESCALE and ESTELLE Studies (SFCE)

open access: yesPediatric Blood &Cancer, Volume 72, Issue 2, February 2025.
Abstract Context There is much interest in the perinatal period in relation to childhood cancer aetiology, with most studies focussing on childhood leukaemia. This work aimed to investigate the associations between pregnancy‐related and perinatal factors and childhood lymphoma.
Elissa Msallem   +9 more
wiley   +1 more source

Diverse circular ssDNA viruses discovered in dragonflies (Odonata: Epiprocta)

open access: yes, 2012
Viruses with circular ssDNA genomes that encode a replication initiator protein (Rep) are among the smallest viruses known to infect both eukaryotic and prokaryotic organisms. In the past few years an overwhelming diversity of novel circular Rep-encoding
Kraberger, Simona   +7 more
core   +1 more source

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