Results 161 to 170 of about 6,539 (207)

Phage-encoded homing endonucleases attenuate bacterial immunity

open access: yes
Mahata T   +9 more
europepmc   +1 more source

Polyvalent Coliphages in Sewage

open access: yesWater Science and Technology, 1991
High concentrations of coliphages were isolated during December and March when the maximum average daytime temperature reaches 20°C. Eight coliphages capable of infecting various strains of E. coli and a few selected members of Enterobacteriaceae were isolated.
Ateef A. Qureshi, Mahboob A. Qureshi
exaly   +3 more sources

Indigenous Coliphages and RNA-F-Specific Coliphages Associated with Suspended Solids in the Activated Sludge Process

open access: yesWater Science and Technology, 1989
The occurrence of indigenous coliphages and RNA-F-specific coliphages associated with suspended solids in the activated sludge process was investigated using E. coli K-12,F+(A/λ) as the host strain.
Shinichiro Ohgaki, Ohgaki Shinichiro
exaly   +2 more sources

UV-LEDs Efficiently Inactivate DNA and RNA Coliphages

open access: yesWater (Switzerland), 2017
: UV-LEDs are a new method of disinfecting drinking water. Some viruses are very resistant to UV and the efficiency of UV-LEDs to disinfect them needs to be studied. Drinking water was disinfected with UV-LEDs after spiking the water with MS2 and four UV-
Helvi Heinonen-Tanski, Eila Torvinen
exaly   +3 more sources

Simultaneous detection of somatic and F-specific coliphages in different settings byEscherichia colistrain CB390

open access: yesFEMS Microbiology Letters, 2016
Bacteriophages are increasingly being used as water quality indicators. Two groups of phages infecting Escherichia coli, somatic and F-specific coliphages, are being considered as indicators of fecal and viral contamination for several types of water ...
BELÉN Galofre   +2 more
exaly   +2 more sources

The Effect of UV and Combined Chlorine/UV Treatment on Coliphages in Drinking Water Disinfection

open access: yesWater (Switzerland), 2016
Ultraviolet (UV) irradiation is a common way to disinfect drinking water, but some viruses are very resistant to UV. Drinking water was disinfected with UV after spiking with MS2 and 18 different coliphages isolated from municipal wastewater effluent. In
Eila Torvinen, Helvi Heinonen-Tanski
exaly   +2 more sources

Physical characteristics of new coliphages

Canadian Journal of Microbiology, 1974
Seven new bacteriophages for Escherichia coli B, isolated from a farm animal waste lagoon, were characterized in regard to morphology, buoyant density, UV-sensitivity, and heat-sensitivity.
G J, Berg, D L, Berryhill, T K, Borg
openaire   +2 more sources

The c-region of coliphage 21

Virology, 1967
Abstract Clear-plaque mutants of a 21-λ hybrid have been isolated. The mutants fall into 4 morphological classes and 3 of the classes behave as single complementation groups, cI, cII, and cIII. The map order, based on 3 point tests, is cIII, cI, cII … mi.
M, Liedke-Kulke, A D, Kaiser
openaire   +2 more sources

Biophysical properties of N4 coliphage

Biochimica et Biophysica Acta (BBA) - Nucleic Acids and Protein Synthesis, 1966
Abstract 1. 1. N4 bacteriophage, a recently isolated lysis-inhibiting phage active on Escherichia coli K12 strains, was purified from lysates with titres ranging from 5 to 10 · 10 11 plaque-forming units/ml, by several cycles of differential centrifugation followed by a final step of equilibrium centrifugation in CsCl.
G C, Schito, G, Rialdi, A, Pesce
openaire   +2 more sources

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