Results 21 to 30 of about 3,796,516 (329)

The application of species specific DNA-targeted probes and fluorescently tagged lectin to differentiate several species of Pseudo-nitzschia (Bacillophyceae) in Chinhae Bay, Korea

open access: yesScientia Marina, 2001
We applied molecular methods using a DNA probe and fluorescently tagged lectins to discriminate toxic Pseudo-nitzschia multiseries from the Chinhae Bay for a Korean harmfulalgae monitoring program. From the binding activity of lectins, P. multistriata, P.
Eun Seob Cho   +3 more
doaj   +1 more source

Rapid generation of chromosome-specific alphoid DNA probes using the polymerase chain reaction [PDF]

open access: yes, 1992
Non-isotopic in situ hybridization of chromosome-specific alphoid DNA probes has become a potent tool in the study of numerical aberrations of specific human chromosomes at all stages of the cell cycle. In this paper, we describe approaches for the rapid
A Gnirke   +33 more
core   +1 more source

Detection of fluorescence in situ hybridization on human metaphase chromosomes by near-field scanning optical microscopy [PDF]

open access: yes, 1995
Fluorescence in situ hybridization signals o­n human metaphase chromosomes are detected by a near-field scanning optical microscope. This makes it possible to localize and identify several fluorescently labeled genomic DNA fragments o­n a single ...
Jalocha, A.   +5 more
core   +7 more sources

Fluorescence in situ hybridization of YAC clones after Alu-PCR amplification [PDF]

open access: yes, 1992
Alu-PCR protocols were optimized for the generation of human DNA probes from yeast strains containing yeast artificial chromosomes (YACs) with human inserts between 100 and 800 kb in size.
Brooks-Wilson   +15 more
core   +1 more source

A cellulose-based bioassay for the colorimetric detection of pathogen DNA [PDF]

open access: yes, 2014
Cellulose-paper-based colorimetric bioassays may be used at the point of sampling without sophisticated equipment. This study reports the development of a colorimetric bioassay based on cellulose that can detect pathogen DNA.
Goyal, Madhu   +3 more
core   +1 more source

Mixed-Sequence Recognition of Double-Stranded DNA Using Enzymatically Stable Phosphorothioate Invader Probes

open access: yesMolecules, 2015
Development of probes that allow for sequence-unrestricted recognition of double-stranded DNA (dsDNA) continues to attract much attention due to the prospect for molecular tools that enable detection, regulation, and manipulation of genes.
Brooke A. Anderson   +2 more
doaj   +1 more source

Electrically Guided DNA Immobilization and Multiplexed DNA Detection with Nanoporous Gold Electrodes. [PDF]

open access: yes, 2018
Molecular diagnostics have significantly advanced the early detection of diseases, where the electrochemical sensing of biomarkers (e.g., DNA, RNA, proteins) using multiple electrode arrays (MEAs) has shown considerable promise.
Daggumati, Pallavi   +3 more
core   +3 more sources

Comprehensive characterization, annotation and innovative use of Infinium DNA methylation BeadChip probes

open access: yesNucleic Acids Research, 2016
Illumina Infinium DNA Methylation BeadChips represent the most widely used genome-scale DNA methylation assays. Existing strategies for masking Infinium probes overlapping repeats or single nucleotide polymorphisms (SNPs) are based largely on ad hoc ...
Wanding Zhou, P. Laird, Hui Shen
semanticscholar   +1 more source

Electrochemical detection of the toxic dinoflagellate Alexandrium ostenfeldii with a DNA-biosensor [PDF]

open access: yes, 2005
The steady rise of observations of harmful or toxic algal blooms throughout the world in the past decades constitute a menace for coastal ecosystems and human interests.
Huljic, S.   +3 more
core   +1 more source

DNA Modified Fe3O4@Au Magnetic Nanoparticles as Selective Probes for Simultaneous Detection of Heavy Metal Ions.

open access: yesACS Applied Materials and Interfaces, 2017
Driven by the urgent need to detect trace heavy metal ions in various real water samples, this article demonstrates for the first time an electrochemical biosensor based on DNA modified Fe3O4@Au magnetic nanoparticles (NPs). Three DNA probes are designed
Peng Miao, Yuguo Tang, Lei Wang
semanticscholar   +1 more source

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