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Full-Text Articles in Virology

Significance Of Viral Activity For Regulating Heterotrophic Prokaryote Community Dynamics Along A Meridional Gradient Of Stratification In The Northeast Atlantic Ocean, Kristina D.A. Mojica, Corina P.D. Brussaard Nov 2020

Significance Of Viral Activity For Regulating Heterotrophic Prokaryote Community Dynamics Along A Meridional Gradient Of Stratification In The Northeast Atlantic Ocean, Kristina D.A. Mojica, Corina P.D. Brussaard

Faculty Publications

How microbial populations interact influences the availability and flux of organic carbon in the ocean. Understanding how these interactions vary over broad spatial scales is therefore a fundamental aim of microbial oceanography. In this study, we assessed variations in the abundances, production, virus and grazing induced mortality of heterotrophic prokaryotes during summer along a meridional gradient in stratification in the North Atlantic Ocean. Heterotrophic prokaryote abundance and activity varied with phytoplankton biomass, while the relative distribution of prokaryotic subpopulations (ratio of high nucleic acid fluorescent (HNA) and low nucleic acid fluorescent (LNA) cells) was significantly correlated to phytoplankton mortality mode …


Transcriptome Analysis Of Frog Virus 3, The Type Species Of The Genus Ranavirus, Family Iridoviridae, Sai Majji, V. Thodima, R. Sample, D. Whitley, Y. Deng, J. Mao, V. Gregory Chinchar Sep 2009

Transcriptome Analysis Of Frog Virus 3, The Type Species Of The Genus Ranavirus, Family Iridoviridae, Sai Majji, V. Thodima, R. Sample, D. Whitley, Y. Deng, J. Mao, V. Gregory Chinchar

Faculty Publications

Frog virus 3 is the best characterized species within the genus Ranavirus, family Iridoviridae. FV3's large (similar to 105 kbp) dsDNA genome encodes 98 putative open reading frames (ORFs) that are expressed in a coordinated fashion leading to the sequential appearance of immediate early (IE), delayed early (DE) and late (L) viral transcripts. As a step toward elucidating molecular events in FV3 replication, we sought to identify the temporal Class Of Viral messages. To accomplish this objective an oligonucleotide microarray containing 70-mer probes corresponding to each of the 98 FV3 ORFs was designed and used to examine viral gene expression. …