Results 61 to 70 of about 1,208,813 (315)

Recessive Resistance Genes and the Oryza sativa-Xanthomonas oryzae pv. oryzae Pathosystem

open access: yesMolecular Plant-Microbe Interactions, 2007
Though recessive resistance is well-studied in viral systems, little is understood regarding the phenomenon in plant-bacterial interactions. The Oryza sativa-Xanthomonas oryzae pv. orzyae pathosystem provides an excellent opportunity to examine recessive
Anjali S. Iyer-Pascuzzi   +1 more
doaj   +1 more source

Silicon dioxide nanoparticles have contrasting effects on the temporal dynamics of sulfonamide and β-lactam resistance genes in soils amended with antibiotics

open access: yesEnvironmental Research Letters, 2020
Nanoparticles (NPs) and antibiotic resistant genes (ARGs), as emerging environmental contaminants, have been reported to be accumulated in the soil environment.
Xiujuan Zhang   +4 more
doaj   +1 more source

Bacteria herald a new era of gene editing. [PDF]

open access: yes, 2013
The demonstration that nucleases guided by bacterial RNA can disrupt human genes represents a landmark in the rapidly developing field of genome ...
Segal, David J
core  

Tertiary-Treated Municipal Wastewater is a Significant Point Source of Antibiotic Resistance Genes Into Duluth-Superior Harbor [PDF]

open access: yes, 2011
In this study, the impact of tertiary-treated municipal wastewater on the quantity of several antibiotic resistance determinants in Duluth-Superior Harbor was investigated by collecting surface water and sediment samples from 13 locations in Duluth ...
Allen H. K.   +49 more
core   +3 more sources

Cell wall target fragment discovery using a low‐cost, minimal fragment library

open access: yesFEBS Letters, EarlyView.
LoCoFrag100 is a fragment library made up of 100 different compounds. Similarity between the fragments is minimized and 10 different fragments are mixed into a single cocktail, which is soaked to protein crystals. These crystals are analysed by X‐ray crystallography, revealing the binding modes of the bound fragment ligands.
Kaizhou Yan   +5 more
wiley   +1 more source

Bacterial community and arsenic functional genes diversity in arsenic contaminated soils from different geographic locations. [PDF]

open access: yesPLoS ONE, 2017
To understand how soil microbial communities and arsenic (As) functional genes respond to soil arsenic (As) contamination, five soils contaminated with As at different levels were collected from diverse geographic locations, incubated for 54 days under ...
Yunfu Gu   +6 more
doaj   +1 more source

Why genes evolve faster on secondary chromosomes in bacteria [PDF]

open access: yes, 2010
In bacterial genomes composed of more than one chromosome, one replicon is typically larger, harbors more essential genes than the others, and is considered primary.
Cooper, Vaughn S.   +3 more
core   +1 more source

In vitro and in vivo screening for novel essential cell-envelope proteins in Pseudomonas aeruginosa [PDF]

open access: yes, 2015
The Gram-negative bacterium Pseudomonas aeruginosa represents a prototype of multi-drug resistant opportunistic pathogens for which novel therapeutic options are urgently required.
Bragonzi, Alessandra   +5 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Microbial diversity in Baltic Sea sediments [PDF]

open access: yes, 2007
This thesis focuses on microbial community structures and their functions in Baltic Sea sediments. First we investigated the distribution of archaea and bacteria in Baltic Sea sediments along a eutrophication gradient.
Edlund, Anna
core  

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