Results 31 to 40 of about 763,201 (203)

Sex chromosome positions in human interphase nuclei as studied by in situ hybridization with chromosome specific DNA probes [PDF]

open access: yes, 1984
Two cloned repetitive DNA probes, pXBR and CY1, which bind preferentially to specific regions of the human X and Y chromosome, respectively, were used to study the distribution of the sex chromosomes in human lymphocyte nuclei by in situ hybridization ...
C. R. M�ller   +30 more
core   +1 more source

DNA Probes Using Fluorescence Resonance Energy Transfer (FRET): Designs and Applications

open access: yesBioTechniques, 2001
Fluorescence resonance energy transfer (FRET) is widely used in biomedical research as a reporter method. Oligonucleotides with a DNA backbone and one or several chromophore tags have found multiple applications as FRET probes.
Vladimir V. Didenko
doaj   +1 more source

A Technical Note on Quantum Dots for Multi-Color Fluorescence in situ Hybridization [PDF]

open access: yes, 2009
Quantum dots (Qdots) are semiconductor nanocrystals, which are photo-stable, show bright fluorescence with narrow, symmetric emission spectra and are available in multiple resolvable colors.
Cremer, M.   +4 more
core   +1 more source

Biosensing using hairpin DNA probes

open access: yesReviews in Analytical Chemistry, 2015
Hairpin DNA probes (HDPs) are specially designed single-stranded DNA and have excellent sensing specificity. The past decade has witnessed the fast development of HDP-based biosensors due to the tremendous applications in biology, medicine, environmental
Huang Jiahao, Wu Jueqi, Li Zhigang
doaj   +1 more source

Species-specific Real Time-PCR primers/probe systems to identify fish parasites of the genera Anisakis, Pseudoterranova and Hysterothylacium (Nematoda: Ascaridoidea) [PDF]

open access: yes, 2018
Ascaridoid nematodes belonging to the genera Anisakis and Pseudoterranova are heteroxenous parasites, involving marine mammals as definitive hosts in their life-cycles, whereas crustaceans (krill), fish and squids acting as intermediate/paratenic hosts.
Colantoni, Alessandra   +5 more
core   +1 more source

DNA binding hydroxyl radical probes [PDF]

open access: yesRadiation Physics and Chemistry, 2012
The hydroxyl radical is the primary mediator of DNA damage by the indirect effect of ionizing radiation. It is a powerful oxidizing agent produced by the radiolysis of water and is responsible for a significant fraction of the DNA damage associated with ionizing radiation.
Vicky J, Tang   +3 more
openaire   +2 more sources

Evaluation of dual-labeled fluorescent DNA probe purity versus performance in real-time PCR

open access: yesBioTechniques, 2004
Real-time PCR technology using dual-labeled fluorescent oligonucleotide probes allows for sensitive, specific, and quantitative determination of mRNA or DNA targets.
Anthony T. Yeung   +3 more
doaj   +1 more source

Physico-chemical foundations underpinning microarray and next-generation sequencing experiments [PDF]

open access: yes, 2013
Hybridization of nucleic acids on solid surfaces is a key process involved in high-throughput technologies such as microarrays and, in some cases, next-generation sequencing (NGS).
A. Buhot   +70 more
core   +3 more sources

Furan-PNA : a mildly inducible irreversible interstrand crosslinking system targeting single and double stranded DNA [PDF]

open access: yes, 2016
We here report on the design and synthesis of tailor-made furan-modified peptide nucleic acid (PNA) probes for covalent targeting of single stranded DNA through a crosslinking strategy.
Corradini, Roberto   +3 more
core   +2 more sources

An inexpensive and simple method for thermally stable immobilization of DNA on an unmodified glass surface: UV linking of poly(T)10-poly(C)10–tagged DNA probes

open access: yesBioTechniques, 2008
Microarrays printed on glass slides are often constructed by covalently linking modified oligonucleotide probes to a derivatized surface at considerable expense.
Haukur Gudnason   +3 more
doaj   +1 more source

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