Results 21 to 30 of about 1,303,684 (303)

Presence of multiple bacterial markers in clinical samples might be useful for presumptive diagnosis of infection in cirrhotic patients with culture-negative reports [PDF]

open access: yes, 2016
Bacterial infections in cirrhotic patients with ascites are associated with a severe prognosis and an increased risk of death. The microbiological standard tests for the diagnosis of suspected infection, based on culture test of blood and ascitic fluid ...
Boaretti, M   +4 more
core   +1 more source

Remarkable stability of an instability-prone lentiviral vector plasmid in Escherichia coli Stbl3 [PDF]

open access: yes, 2012
Large-scale production of plasmid DNA to prepare therapeutic gene vectors or DNA-based vaccines requires a suitable bacterial host, which can stably maintain the plasmid DNA during industrial cultivation.
Al-Allaf, FA   +4 more
core   +1 more source

The active microbial community more accurately reflects the anaerobic digestion process: 16S rRNA (gene) sequencing as a predictive tool [PDF]

open access: yes, 2018
Background: Amplicon sequencing methods targeting the 16S rRNA gene have been used extensively to investigate microbial community composition and dynamics in anaerobic digestion.
de Vrieze, Jo   +3 more
core   +2 more sources

High Sensitivity of Shotgun Metagenomic Sequencing in Colon Tissue Biopsy by Host DNA Depletion

open access: yesGenomics, Proteomics & Bioinformatics, 2023
The high host genetic background of tissue biopsies hinders the application of shotgun metagenomic sequencing in characterizing the tissue microbiota. We proposed an optimized method that removed host DNA from colon biopsies and examined the effect on ...
Wing Yin Cheng   +8 more
doaj   +1 more source

Potential Capsule Switching from Serogroup Y to B: The Characterization of Three such Neisseria meningitidis Isolates Causing Invasive Meningococcal Disease in Canada

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, 2005
Three group B Neisseria meningitidis isolates, recovered from meningococcal disease cases in Canada and typed as B:2c:P1.5, were characterized. Multilocus sequence typing showed that all three isolates were related because of an identical sequence ...
Raymond SW Tsang   +5 more
doaj   +1 more source

Plasma Bacterial DNA Load as a Potential Biomarker for the Early Detection of Colorectal Cancer: A Case–Control Study

open access: yesMicroorganisms, 2023
The gut microbiota has gained increasing attention in recent years due to its significant impact on colorectal cancer (CRC) development and progression.
Robertina Giacconi   +14 more
doaj   +1 more source

Bacteria-human somatic cell lateral gene transfer is enriched in cancer samples. [PDF]

open access: yesPLoS Computational Biology, 2013
There are 10× more bacterial cells in our bodies from the microbiome than human cells. Viral DNA is known to integrate in the human genome, but the integration of bacterial DNA has not been described. Using publicly available sequence data from the human
David R Riley   +6 more
doaj   +1 more source

How endo- is endo-?: surface sterilization of delicate samples: a Bryopsis (Bryopsidales, Chlorophyta) case study [PDF]

open access: yes, 2010
In the search for endosymbiotic bacteria, elimination of ectosymbionts is a key point of attention. Commonly, the surface of the host itself or the symbiotic structures are sterilized with aggressive substances such as chlorine or mercury derivatives ...
De Clerck, Olivier   +3 more
core   +2 more sources

In situ electrochemical investigation of the interaction between bacteria Xylella fastidiosa DNA and copper(II) using DNA-electrochemical biosensors

open access: yesElectrochemistry Communications, 2021
New emerging bacterial plant diseases are spreading fast in different geographical regions, and effective safety measures have not been found. Xylella fastidiosa (Xf) is a Gram-negative bacterial plant pathogen classified as a priority quarantine pest ...
W.B.S. Machini, A.M. Oliveira-Brett
doaj   +1 more source

Recognition of Ribosomal RNA Sites in DNA, I. Analysis of the E. coli System [PDF]

open access: yes, 1965
The evidence recently presented of specific hybridization between bacterial ribosomal RNA and homologous DNA1-3 has indicated the possibility of a biochemical approach to the problem of the identification of ribosomal RNA sites in DNA.
Attardi, Giuseppe   +2 more
core   +1 more source

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