Results 51 to 60 of about 740,905 (276)

Solving the riddle of the bright mismatches: hybridization in oligonucleotide arrays [PDF]

open access: yes, 2002
HDONA technology is predicated on two ideas. First, the differential between high-affinity (perfect match, PM) and lower-affinity (mismatch, MM) probes is used to minimize cross-hybridization. Second, several short probes along the transcript are combined, introducing redundancy.
arxiv   +1 more source

Single-molecule DNA Bases Discrimination in Oligonucleotides by Controllable Trapping in Plasmonic Nanoholes [PDF]

open access: yesNature Communications 10, 5321 (2019), 2019
Surface-enhanced Raman spectroscopy (SERS) sensing of DNA sequences by plasmonic nanopores could pave a way to new generation single-molecule sequencing platforms. The SERS discrimination of single DNA bases depends critically on the time that a DNA strand resides within the plasmonic hot spot.
arxiv   +1 more source

Ubiquitination of transcription factors in cancer: unveiling therapeutic potential

open access: yesMolecular Oncology, EarlyView.
In cancer, dysregulated ubiquitination of transcription factors contributes to the uncontrolled growth and survival characteristics of tumors. Tumor suppressors are degraded by aberrant ubiquitination, or oncogenic transcription factors gain stability through ubiquitination, thereby promoting tumorigenesis.
Dongha Kim, Hye Jin Nam, Sung Hee Baek
wiley   +1 more source

High-throughput Microarray Detection of Vomeronasal Receptor Gene Expression in Rodents

open access: yesFrontiers in Neuroscience, 2010
We performed comprehensive data mining to explore the vomeronasal receptor (V1R & V2R) repertoires in mouse and rat using the mm5 and rn3 genome, respectively.
Xiaohong Zhang   +2 more
doaj   +1 more source

G-spots cause incorrect expression measurement in Affymetrix microarrays [PDF]

open access: yes, 2008
Background High Density Oligonucleotide arrays (HDONAs), such as the Affymetrix HG-U133A GeneChip, use sets of probes chosen to match specified genes, with the expectation that if a particular gene is highly expressed then all the probes in ...
Harrison, Andrew P   +2 more
core   +2 more sources

DNA detection by THz pumping [PDF]

open access: yes, 2014
Our results demonstrate a new method for label-free, real-time oligonucleotide characterisation by their self-resonant modes, which are unique to their conformation and sequence. We anticipate that our assay will be used as a starting point for a more detailed investigation of the aforementioned mechanism, which can be used as a basis for ...
arxiv   +1 more source

Au-Ag template stripped pattern for scanning probe investigations of DNA arrays produced by Dip Pen Nanolithography [PDF]

open access: yesLangmuir 24, 13212-13217 (2008), 2008
We report on DNA arrays produced by Dip Pen Nanolithography (DPN) on a novel Au-Ag micro patterned template stripped surface. DNA arrays have been investigated by atomic force microscopy (AFM) and scanning tunnelling microscopy (STM) showing that the patterned template stripped substrate enables easy retrieval of the DPN-functionalized zone with a ...
arxiv   +1 more source

Structured Light Projection Using Image Guide Fibers for In Situ Photo‐biofabrication

open access: yesAdvanced Materials, EarlyView.
Light‐based biofabrication is typically performed with single wavelength light sources and within benchtop devices. This work demonstrates FaSt‐Light (Fiber‐assisted Structured Light) as a new approach to achieve multiwavelength image projection using flexible image guide fibers, which enables a variety of applications for in situ biofabrication ...
Parth Chansoria   +8 more
wiley   +1 more source

ReseqChip: Automated integration of multiple local context probe data from the MitoChip array in mitochondrial DNA sequence assembly

open access: yesBMC Bioinformatics, 2009
Background The Affymetrix MitoChip v2.0 is an oligonucleotide tiling array for the resequencing of the human mitochondrial (mt) genome. For each of 16,569 nucleotide positions of the mt genome it holds two sets of four 25-mer probes each that match the ...
Spang Rainer   +5 more
doaj   +1 more source

Systems Biology and the Development of Vaccines and Drugs for Malaria Treatments [PDF]

open access: yes, 2006
The sequencing race has ended and the functional race has already begun. Microarray technology enables simultaneous gene expression analysis of thousands of genes, enabling a snapshot of an organisms’ transcriptome at an unprecedented resolution.
Adebiyi, E. F.
core   +1 more source

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