Results 11 to 20 of about 2,374,595 (203)

Copper Ions Induce DNA Sequence Variation in Zygotic Embryo Culture-Derived Barley Regenerants

open access: yesFrontiers in Plant Science, 2021
In vitro tissue culture could be exploited to study cellular mechanisms that induce sequence variation. Altering the metal ion composition of tissue culture medium affects biochemical pathways involved in tissue culture-induced variation. Copper ions are
Renata Orłowska   +2 more
doaj   +1 more source

Identification of novel cryptosporidium genotypes from the Czech Republic [PDF]

open access: yes, 2003
Isolates of Cryptosporidium from the Czech Republic were characterized from a variety of different hosts using sequence and phylogenetic analysis of the 18S ribosomal DNA and the heat-shock (HSP-70) gene.
Ryan, U.   +5 more
core   +2 more sources

A Deep Learning Model for Predicting DNA N6-Methyladenine (6mA) Sites in Eukaryotes

open access: yesIEEE Access, 2020
DNA N6-methyladenine (6mA) is an epigenetic modification, which is involved in many biological regulation processes like DNA replication, DNA repair, transcription, and gene expression regulation.
Lokuthota Hewage Roland   +1 more
doaj   +1 more source

Completely mitochondrial genome of Neolissochilus heterostomus

open access: yesMitochondrial DNA. Part B. Resources, 2021
In this study, we determined the complete mitochondrial genome of Neolissochilus heterostomus. The genome is 16,585 bp in length, including 2 ribosomal RNA genes, 13 proteins-coding genes, 22 transfer RNA genes, and two non-coding control regions ...
Jinghong He   +5 more
doaj   +1 more source

High-Throughput DNA Analysis Platform Based on an Optofluidic Ring Resonator Laser

open access: yesApplied Sciences, 2022
We demonstrate an optofluidic laser using DNA microdroplets, an intercalating dye, and a glass capillary ring resonator. Only the target DNA emits the laser signal, while the non-target DNA, including those with single-base mismatches, exhibits zero ...
Chan Seok Jun, Wonsuk Lee
doaj   +1 more source

Multiplexed DNA-Modified Electrodes [PDF]

open access: yes, 2010
We report the use of silicon chips with 16 DNA-modified electrodes (DME chips) utilizing DNA-mediated charge transport for multiplexed detection of DNA and DNA-binding protein targets.
Barton, Jacqueline K.   +3 more
core   +2 more sources

Towards precision quantification of contamination in metagenomic sequencing experiments

open access: yesMicrobiome, 2019
Metagenomic next-generation sequencing (mNGS) experiments involving small amounts of nucleic acid input are highly susceptible to erroneous conclusions resulting from unintentional sequencing of occult contaminants, especially those derived from ...
M. S. Zinter   +4 more
doaj   +1 more source

Mesoscopic Model for Free Energy Landscape Analysis of DNA sequences [PDF]

open access: yes, 2012
A mesoscopic model which allows us to identify and quantify the strength of binding sites in DNA sequences is proposed. The model is based on the Peyrard-Bishop-Dauxois model for the DNA chain coupled to a Brownian particle which explores the sequence ...
D. Prada-Gracia   +8 more
core   +3 more sources

Detection and characterization of tomato leaf curl New Delhi virus association with mosaic disease of ivy gourd (Coccinia grandis (L.) Voigt) in North India [PDF]

open access: yesArchives of Biological Sciences, 2018
Sixteen ivy gourd (Coccinia grandis (L.) Voigt) plant samples showing severe mosaic symptoms were collected from New Delhi and Varanasi (Uttar Pradesh) in India. Begomovirus infection was confirmed by PCR using begomovirusspecific primers.
Venkataravanappa Venkataravanappa   +4 more
doaj   +1 more source

ANALYSIS OF DNA SEQUENCE ENCODING GLYCERALDEHYDE-3-PHOSPHATE DEHYDROGENASE (GAPDH) ON COCOR BEBEK (KALANCHOE x LAETIVIRENS)

open access: yesBioLink, 2021
To understand the fundamental mechanisms on genes in plant cells can be performed by gene expression studies. The study needs reference genes that act as internal control to avoid expression data bias.
Putri Agustina, Dewi Indriyani Roslim
doaj   +1 more source

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