Results 21 to 30 of about 102,576 (183)

Orotic Aciduria [PDF]

open access: yes, 2018
Orotic acid is an intermediate found in the pathway for pyrimidine synthesis. The mitochondrial enzyme dihydroorotate dehydrogenase (DHODH) catalyzes the production of orotic acid by the conversion of the compound dihydroorotate to orotic acid.
Fonteh, Aliah L
core   +1 more source

Elevated Level of DNA Damage and Impaired Repair of Oxidative DNA Damage in Patients with Recurrent Depressive Disorder [PDF]

open access: yes, 2015
Background: Depressive disorder (DD), including recurrent DD (rDD), is a severe psychological disease, which affects a large percentage of the world population.
Bielecka-Kowalska, Anna   +9 more
core   +1 more source

A search for interstellar pyrimidine [PDF]

open access: yesMonthly Notices of the Royal Astronomical Society, 2003
8 pages, 5 figures, accepted for publication in ...
H. C. Huang   +6 more
openaire   +3 more sources

A Growth model for DNA evolution

open access: yes, 1996
A simple growth model for DNA evolution is introduced which is analytically solvable and reproduces the observed statistical behavior of real sequences.Comment: To be published in Europhysics ...
Herrmann, H. J., Vieira, M. de Sousa
core   +1 more source

Synthesis of 1,4-Disubstituted Mono and Bis-triazolocarbo-acyclonucleoside Analogues of 9-(4-Hydroxybutyl)guanine by Cu(I)-Catalyzed Click Azide-Alkyne Cycloaddition [PDF]

open access: yes, 2011
A series of novel mono-1,2,3-triazole and bis-1,2,3-triazole acyclonucleoside analogues of 9-(4-hydroxybutyl)guanine was prepared via copper(I)-catalyzed 1,3-dipolar cycloaddition of N-9 propargylpurine, N-1-propargylpyrimidines/as-triazine with the ...
Engels, Joachim W.   +2 more
core   +2 more sources

Electronic Spectroscopy of Isolated DNA Polyanions

open access: yes, 2018
In solution, UV-vis spectroscopy is often used to investigate structural changes in biomolecules (i.e., nucleic acids), owing to changes in the environment of their chromophores (i.e., the nucleobases).
Daly, Steven   +3 more
core   +2 more sources

Lifting the differentiation embargo [PDF]

open access: yes, 2016
Effective differentiation therapy for acute myeloid leukemia (AML) has been restricted to a small subset of patients with one defined genetic abnormality. Using an unbiased small molecule screen, Sykes et al.
Holyoake, Tessa, Latif, Anne-Louise
core   +1 more source

In situ structures of the genome and genome-delivery apparatus in a single-stranded RNA virus. [PDF]

open access: yes, 2016
Packaging of the genome into a protein capsid and its subsequent delivery into a host cell are two fundamental processes in the life cycle of a virus. Unlike double-stranded DNA viruses, which pump their genome into a preformed capsid, single-stranded ...
Dai, Xinghong   +6 more
core   +1 more source

Solvable models of neighbor-dependent nucleotide substitution processes

open access: yes, 2005
We prove that a wide class of models of Markov neighbor-dependent substitution processes on the integer line is solvable. This class contains some models of nucleotide substitutions recently introduced and studied empirically by molecular biologists.
Bérard, Jean   +2 more
core   +3 more sources

Specific and non specific hybridization of oligonucleotide probes on microarrays [PDF]

open access: yes, 2005
Gene expression analysis by means of microarrays is based on the sequence specific binding of mRNA to DNA oligonucleotide probes and its measurement using fluorescent labels. The binding of RNA fragments involving other sequences than the intended target
Binder, Hans, Preibisch, Stephan
core   +3 more sources

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