Results 71 to 80 of about 12,416 (187)

Viruses under the Antarctic Ice Shelf are active and potentially involved in global nutrient cycles

open access: yesNature Communications, 2023
Viruses play an important role in the marine ecosystem. However, our comprehension of viruses inhabiting the dark ocean, and in particular, under the Antarctic Ice Shelves, remains limited.
Javier Lopez-Simon   +5 more
doaj   +1 more source

Isolation and Genomic Characterization of the T4-Like Bacteriophage PM2 Infecting Pectobacterium carotovorum subsp. carotovorum

open access: yesThe Plant Pathology Journal, 2015
In order to control Pectobacterium carotovorum subsp. carotovorum, a novel virulent bacteriophage PM2 was isolated. Bacteriophage PM2 can infect 48% of P. carotovorum subsp. carotovorum and 78% of P. carotovorum subsp.
Jeong-A Lim, Dong Hwan Lee, Sunggi Heu
doaj   +1 more source

Introducing Lu-1, a Novel Lactobacillus jensenii Phage Abundant in the Urogenital Tract.

open access: yesPLoS ONE, 2020
Bacteriophages (phages) play a key role in shaping microbial communities, including those of the human body. Phages are abundant members of the urogenital tract, most often persisting through the lysogenic life cycle as prophages integrated within the ...
Taylor Miller-Ensminger   +5 more
doaj   +1 more source

An Abstraction Theory for Qualitative Models of Biological Systems [PDF]

open access: yes, 2010
Multi-valued network models are an important qualitative modelling approach used widely by the biological community. In this paper we consider developing an abstraction theory for multi-valued network models that allows the state space of a model to be ...
Gabriel Ciobanu   +3 more
core   +2 more sources

Differential expression of “Candidatus Liberibacter solanacearum” genes and prophage loci in different life stages of potato psyllid

open access: yesScientific Reports
Psyllid species, including the potato psyllid (PoP) Bactericera cockerelli (Sulc) (Triozidae) serve as host and vector of “Candidatus Liberibacter spp.” (“Ca. Liberibacter”), which also infects diverse plant hosts, including citrus and tomato.
Esmaeil Saberi   +2 more
doaj   +1 more source

Phenotypic characterization and genomic analysis of Limosilactobacillus fermentum phage

open access: yesCurrent Research in Food Science
Limosilactobacillus (L.) fermentum is widely utilized for its beneficial properties, but lysogenic phages can integrate into its genome and can be induced to enter the lysis cycle under certain conditions, thus accomplishing lysis of host cells ...
Can Zhang   +5 more
doaj   +1 more source

An HIV feedback resistor: auto-regulatory circuit deactivator and noise buffer. [PDF]

open access: yes, 2006
Animal viruses (e.g., lentiviruses and herpesviruses) use transcriptional positive feedback (i.e., transactivation) to regulate their gene expression.
Shenk, Thomas, Weinberger, Leor S
core   +4 more sources

Temperature-dependent carrier state mediated by H-NS promotes the long-term coexistence of Y. pestis and a phage in soil.

open access: yesPLoS Pathogens, 2023
The study of carrier state phages challenged the canonical lytic-lysogenic binary, and carrier state appears to be ubiquitous and ecologically important. However, the mechanisms of the carrier state are not well elucidated due to the limited phage models.
Lihua Yang   +9 more
doaj   +1 more source

Soil Viruses: A New Hope. [PDF]

open access: yes, 2019
As abundant members of microbial communities, viruses impact microbial mortality, carbon and nutrient cycling, and food web dynamics. Although most of our information about viral communities comes from marine systems, evidence is mounting to suggest that
Emerson, Joanne B
core  

Bacteriophage and their potential roles in the human oral cavity. [PDF]

open access: yes, 2015
The human oral cavity provides the perfect portal of entry for viruses and bacteria in the environment to access new hosts. Hence, the oral cavity is one of the most densely populated habitats of the human body containing some 6 billion bacteria and ...
Boehm, Tobias K   +3 more
core   +2 more sources

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