Results 31 to 40 of about 1,065,519 (331)

DNA : DNA hybridization studies of Rhizobium japonicum and related Rhizobiaceae

open access: yes, 1981
The symbiotic nitrogen-fixing bacteria associated with soybeans (Glycine max) have been classified routinely as Rhizobium japonicum. DNA:DNA hybridization studies were conducted to estimate the genetic relationships of strains labelled as R. japonicum to
A. Hollis, W. Kloos, G. H. Elkan
semanticscholar   +1 more source

Stacking-induced fluorescence increase reveals allosteric interactions through DNA [PDF]

open access: yes, 2018
From gene expression to nanotechnology, understanding and controlling DNA requires a detailed knowledge of its higher order structure and dynamics. Here we take advantage of the environment-sensitive photoisomerization of cyanine dyes to probe local and ...
Lopez, Sergio G.   +4 more
core   +1 more source

Taxonomic evaluation of the Streptomyces griseus clade using multilocus sequence analysis and DNA-DNA hybridization, with proposal to combine 29 species and three subspecies as 11 genomic species.

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2010
Streptomyces griseus and related species form the biggest but least well-defined clade in the whole Streptomyces 16S rRNA gene tree. Multilocus sequence analysis (MLSA) has shown promising potential for refining Streptomyces systematics.
Xiaoying Rong, Ying Huang
semanticscholar   +1 more source

The Roles of the Fluorescent In Situ Hybridization (FISH) and Comparative Genomic Hybridization (CGH) Techniques in the Detection of the Breast Cancer

open access: yesBiology, Medicine & Natural Product Chemistry, 2022
This paper aimed to understand and compare the two popular cytogenetic techniques of fluorescence in situ hybridization (FISH) and comparative genomic hybridization (CGH) in detecting breast cancer chromosomal abnormality.
Harem Othman Smail
doaj   +1 more source

Average nucleotide identity of genome sequences supports the description of Rhizobium lentis sp. nov., Rhizobium bangladeshense sp. nov. and Rhizobium binae sp. nov. from lentil (Lens culinaris) nodules [PDF]

open access: yes, 2015
Rhizobial strains isolated from effective root nodules of field-grown lentil (Lens culinaris) from different parts of Bangladesh were previously analysed using sequences of the 16S rRNA gene, three housekeeping genes (recA, atpD and glnll) and three ...
Braun, Markus Santosh   +6 more
core   +2 more sources

Sequence analysis of 16S rRNA, gyrB and catA genes and DNA-DNA hybridization reveal that Rhodococcus jialingiae is a later synonym of Rhodococcus qingshengii.

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2014
The results of 16S rRNA, gyrB and catA gene sequence comparisons and reasserted DNA-DNA hybridization unambiguously proved that Rhodococcus jialingiae Wang et al. 2010 and Rhodococcus qingshengii Xu et al. 2007 represent a single species. On the basis of
A. Táncsics   +7 more
semanticscholar   +1 more source

FRET Imaging of Nonuniformly Distributed DNA SAMs on Gold Reveals the Role Played by the Donor/Acceptor Ratio and the Local Environment in Measuring the Rate of Hybridization

open access: yesChemical & Biomedical Imaging, 2023
Mixed DNA SAMs labeled with a fluorophore (either AlexaFluor488 or AlexaFluor647) were prepared on a single crystal gold bead electrode using potential-assisted thiol exchange and studied using Förster resonance energy transfer (FRET).
Adrian Jan Grzędowski   +2 more
doaj   +1 more source

Comparison of gyrB gene sequences, 16S rRNA gene sequences and DNA-DNA hybridization in the Bacillus subtilis group.

open access: yesInternational Journal of Systematic and Evolutionary Microbiology, 2007
The Bacillus subtilis group comprises eight closely related species that are indistinguishable from one another by 16S rRNA gene sequence analysis.
Li-ting Wang   +3 more
semanticscholar   +1 more source

Phase Transition of DNA-Linked Gold Nanoparticle

open access: yes, 2002
Melting and hybridization of DNA-capped gold nanoparticle networks are investigated with optical absorption spectroscopy. Single-stranded, 12-base DNA-capped gold nanoparticles are linked with complementary, single-stranded, 24-base linker DNA to form ...
Ching-Hwa Kiang   +14 more
core   +1 more source

Sequence organization of feline leukemis virus DNA in infected cells [PDF]

open access: yes, 1980
A restriction site map has been deduced of unintegrated and integrated FeLV viral DNA found in human RD cells after experimental infection with the Gardner-Arnstein strain of FeLV.
Casey, James W.   +3 more
core   +1 more source

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