Results 51 to 60 of about 2,986,865 (305)

Analysis of the bacterial communities in the rhizosphere of Chrysanthemum via denaturing gradient gel electrophoresis of PCR- amplified 16S rRNA as well as DNA fragments coding for 16S rRNA [PDF]

open access: yes, 2001
The effect of developing chrysanthemum roots on the presence and activity of bacterial populations in the rhizosphere was examined by using culture-independent methods.
Anneke Keijzer   +9 more
core   +1 more source

Two different 16S rRNA genes in a mycobacterial strain [PDF]

open access: yesJournal of Clinical Microbiology, 1996
Sequencing of the gene coding for 16S rRNA (16S rDNA) is a well-established method used to identify bacteria, particularly mycobacteria. Unique sequences allow identification of a particular genus and species. If more than one 16S rDNA is present on one mycobacterial genome, their sequences are assumed to be strictly or almost identical.
Bescher Ninet, BĂ©atrice Alice   +7 more
openaire   +4 more sources

Information about variations in multiple copies of bacterial 16S rRNA genes may aid in species identification.

open access: yesPLoS ONE, 2019
Variable region analysis of 16S rRNA gene sequences is the most common tool in bacterial taxonomic studies. Although used for distinguishing bacterial species, its use remains limited due to the presence of variable copy numbers with sequence variation ...
Jerald Conrad Ibal   +3 more
doaj   +1 more source

The efficacy of partial 16S rRNA gene sequencing for precise determination of phylogenetic relatedness among Salmonellae

open access: yesScientific African, 2021
More than 2,600 Salmonella enterica serovars have been described based on the expression of the somatic and flagellar antigens. For epidemiological tracing, the use of Salmonellae serotyping is inefficient because strains within the same serovar could be
I.M.T. Fadlalla   +3 more
doaj   +1 more source

Genetic Environment of 16S rRNA Methylase Gene rmtD [PDF]

open access: yesAntimicrobial Agents and Chemotherapy, 2008
ABSTRACT The genetic environment of the 16S rRNA methylase gene rmtD was investigated. rmtD was flanked by a novel IS CR motif located downstream of class I integron In 163 in the original Pseudomonas aeruginosa
Doi, Y.   +2 more
openaire   +5 more sources

Rickettsiella viridis 16S rRNA gene

open access: yes, 2023
Rickettsiella viridis 16S rRNA gene sequences in both the native Acythosiphon pisum and novel Myzus persicae host.
PERRAN ROSS (1142705)
core   +1 more source

Comparison of 16S rRNA Gene Quantification with Selected Inflammatory Markers and Culture Method in Septic Arthritis [PDF]

open access: yes, 2023
This study aims to determine the types of causative organism, the utility of synovial procalcitonin (PCT), C-Reactive Protein (CRP) and bacterial 16S rRNA gene-based RT-PCR and their comparison with conventional culture results in patients with ...
Ahmad Fadzli Bin Solong   +5 more
core   +1 more source

Defining reference sequences for Nocardia species by similarity and clustering analyses of 16S rRNA gene sequence data. [PDF]

open access: yesPLoS ONE, 2011
BACKGROUND: The intra- and inter-species genetic diversity of bacteria and the absence of 'reference', or the most representative, sequences of individual species present a significant challenge for sequence-based identification.
Manal Helal   +5 more
doaj   +1 more source

Sequence Diversity of Neisseria meningitidis 16S rRNA Genes and Use of 16S rRNA Gene Sequencing as a Molecular Subtyping Tool [PDF]

open access: yesJournal of Clinical Microbiology, 2002
ABSTRACT We investigated the diversity of the primary sequences of 16S rRNA genes among Neisseria meningitidis strains (Men) and evaluated the use of this approach as a molecular subtyping tool. We aligned and compared a 1,417-bp fragment of the 16S rRNA gene from 264 Men strains of serogroups A, B, C, and
Claudio T, Sacchi   +4 more
openaire   +2 more sources

The 23S rRNA gene PCR-RFLP used for characterization of porcine intestinal spirochete isolates [PDF]

open access: yes, 2006
Using three reference strains of Brachyspira hyodysenteriae (B204, B234, B169), one B. pilosicoli (P43/6/78), one B. murdochii (56-150), one B. intermedia (PWS/A), one B. innocens (B256) and ten Korean isolates, PCR-RFLP analysis of DNA encoding 23S rRNA
Lee, J.L.   +3 more
core   +1 more source

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