Results 51 to 60 of about 14,287 (299)

The genome and proteome of coliphage T1

open access: yesVirology, 2004
The genome of enterobacterial phage T1 has been sequenced, revealing that its 50.7-kb terminally redundant, circularly permuted sequence contains 48,836 bp of nonredundant nucleotides. Seventy-seven open reading frames (ORFs) were identified, with a high percentage of small genes located at the termini of the genomes displaying no homology to existing ...
Andrew M. Kropinski   +2 more
openaire   +3 more sources

Biological Weighting Functions for Evaluating the Role of Sunlight-Induced Inactivation of Coliphages at Selected Beaches and Nearby Tributaries.

open access: yesEnvironmental Science and Technology, 2018
Coliphages can indicate contamination of recreational waters and previous studies show that sunlight is important in altering densities of coliphages, other indicator microorganisms, and pathogens in aquatic environments.
R. Zepp   +7 more
semanticscholar   +1 more source

Structural Analysis of Jumbo Coliphage phAPEC6 [PDF]

open access: yesInternational Journal of Molecular Sciences, 2020
The phAPEC6 genome encodes 551 predicted gene products, with the vast majority (83%) of unknown function. Of these, 62 have been identified as virion-associated proteins by mass spectrometry (ESI-MS/MS), including the major capsid protein (Gp225; present in 1620 copies), which shows a HK97 capsid protein-based fold. Cryo-electron microscopy experiments
Guy Schoehn   +12 more
openaire   +7 more sources

Structural analysis of the spiroplasma virus, SpV4: implications for evolutionary variation to obtain host diversity among the Microviridae [PDF]

open access: yes, 1998
Background: Spiroplasma virus, SpV4, is a small, non-enveloped virus that infects the helical mollicute Spiroplasma melliferum. SpV4 exhibits several similarities to the Chlamydia phage, Chp1, and the Coliphages α3, φK, G4 and φX174. All of these viruses
Agbandje-McKenna, Mavis   +4 more
core   +1 more source

Coliphages and Gastrointestinal Illness in Recreational Waters

open access: yesEpidemiology, 2017
Background: Coliphages have been proposed as indicators of fecal contamination in recreational waters because they better mimic the persistence of pathogenic viruses in the environment and wastewater treatment than fecal indicator bacteria.
J. Benjamin-Chung   +7 more
semanticscholar   +1 more source

Abundance and Distribution of Enteric Bacteria and Viruses in Coastal and Estuarine Sediments—a Review [PDF]

open access: yes, 2016
The long term survival of fecal indicator organisms (FIOs) and human pathogenic microorganisms in sediments is important from a water quality, human health and ecological perspective.
Abdelzaher   +269 more
core   +5 more sources

Enumeration of Somatic and F-RNA Phages as an Indicator of Fecal Contamination in Potable Water from Rural Areas of the North West Province

open access: yesPathogens, 2015
Bacteriophages are regarded as enteric viral indicators in faecally contaminated water systems and may indicate the presence of human viral pollution. They are relatively resistant to inactivation by natural and treatment processes.
Keitumetse Idah Nkwe   +3 more
doaj   +1 more source

The effect of chlorine and combined chlorine/UV treatment on coliphages in drinking water disinfection.

open access: yesJournal of Water and Health, 2016
Chlorine disinfection is a globally used method to ensure the safety of drinking water. However, it has not always been successful against viruses and, therefore, it is important to find new methods to disinfect water. Seventeen different coliphages were
Alyaa M. Zyara   +3 more
semanticscholar   +1 more source

Coliphages as Model Organisms in the Characterization and Management of Water Resources

open access: yes, 2016
Two groups of bacteriophages that infect Escherichia coli, somatic and F-specific coliphages, have been used in academia as both fecal and viral indicators for many years.
J. Torroella   +3 more
semanticscholar   +1 more source

Nucleotide sequence and mutational analysis of an immunity repressor gene from Bacillus subtilis temperate phage ϕ105 [PDF]

open access: yes, 1985
We have identified and sequenced a bacteriophage phi 105 gene encoding an immunity repressor, the first to be characterized from a temperate phage infecting a Gram-positive host.
De Smet, Bea   +3 more
core   +2 more sources

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