Results 31 to 40 of about 3,173,825 (322)

Study of Traditional Uses, Extraction Procedures, Phytochemical Constituents, and Pharmacological Properties of Tiliacora triandra

open access: yesJournal of Chemistry, 2022
Tiliacora triandra (Colebr.) Diels (Menispermaceae family) is a Southeast Asian angiosperm herb. Traditional medicine in these areas often includes the use of plant parts. Plant extracts are highly effective against various infections including bacterial,
Gitishree Das   +10 more
doaj   +1 more source

Biophysical and Biochemical Characterization of the Binding of the MarR-like Transcriptional Regulator Saro_0803 to the nov1 Promotor and Its Inhibition by Resveratrol

open access: yesBiomolecules, 2023
Saro_0803 is a transcriptional factor modulating the transcription of the stilbene-degrading enzyme gene nov1 in Novosphingobium aromaticivorans DSM 12444.
Zhen He   +5 more
doaj   +1 more source

Nucleic Acid Carriers Based on Precise Polymer Conjugates [PDF]

open access: yes, 2011
Polymer polydispersity, random conjugation of functional groups, and poorly understood structure–activity relationships have constantly hampered progress in the development of nucleic acid carriers.
Christina Troiber   +3 more
core   +1 more source

Design, synthesis, conformational analysis and nucleic acid hybridisation properties of thymidyl pyrrolidine-amide oligonucleotide mimics (POM) [PDF]

open access: yes, 2003
Pyrrolidine-amide oligonucleotide mimics (POM) 1 were designed to be stereochemically and conformationally similar to natural nucleic acids, but with an oppositely charged, cationic backbone.
Tan, T. H. Samuel   +14 more
core   +1 more source

Bacteriophage Assembly

open access: yesViruses, 2011
Bacteriophages have been a model system to study assembly processes for over half a century. Formation of infectious phage particles involves specific protein-protein and protein-nucleic acid interactions, as well as large conformational changes of ...
Anastasia A. Aksyuk, Michael G. Rossmann
doaj   +1 more source

Synthesis and Regulation of Folate Coenzymes During early Germination in Vigna radiata

open access: yesPteridines, 2001
Folate profiles and DNA synthesis were studied during the early germinating period in Vigna radiata. Total folate andmethyl folate forms were increased from 4 to 32 hours during germination period studied.
Kesavan V.   +3 more
doaj   +1 more source

Translin facilitates RNA polymerase II dissociation and suppresses genome instability during RNase H2- and Dicer-deficiency.

open access: yesPLoS Genetics, 2022
The conserved nucleic acid binding protein Translin contributes to numerous facets of mammalian biology and genetic diseases. It was first identified as a binder of cancer-associated chromosomal translocation breakpoint junctions leading to the ...
Natalia Gomez-Escobar   +9 more
doaj   +1 more source

An all-purine precursor of nucleic acids. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1988
The theory is proposed that the pyrimidines in extant nucleic acids are postenzymatic substitutes for their isoelectronic and isogeometric position 3-bonded purine analogs xanthine and isoguanine, which were sibling products in a preenzymatic de novo purine pathway.
openaire   +2 more sources

Diversity of Endonuclease V: From DNA Repair to RNA Editing

open access: yesBiomolecules, 2015
Deamination of adenine occurs in DNA, RNA, and their precursors via a hydrolytic reaction and a nitrosative reaction. The generated deaminated products are potentially mutagenic because of their structural similarity to natural bases, which in turn leads
Isao Kuraoka
doaj   +1 more source

A new journey of fluorescent carbon dots: A shining star in the realm of nucleic acid dyes

open access: yesMaterials & Design
Nucleic acid dyes play important roles in the quantification and detection of nucleic acids by binding to nucleic acids. However, traditional nucleic acid dyes pose great environmental and economic challenges due to their high price, high toxicity, long ...
Yu Ma   +8 more
doaj   +1 more source

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