Results 21 to 30 of about 18,777 (226)

Review

open access: yes, 2020
The chalcogen elements oxygen, sulfur, and selenium are essential constituents of side chain functions of natural amino acids. Conversely, no structural and biological function has been discovered so far for the heavier and more metallic tellurium ...
Agh R   +13 more
core   +1 more source

Biomarkers of selenium status in dogs [PDF]

open access: yes, 2016
Background: Inadequate dietary selenium (Se) intake in humans and animals can lead to long term health problems, such as cancer. In view of the owner's desire for healthy longevity of companion animals, the impact of dietary Se provision on long term ...
Du Laing, Gijs   +5 more
core   +2 more sources

Selenium persistency and speciation in the tissues of lambs following the withdrawal of dietary high-dose selenium-enriched yeast [PDF]

open access: yes, 2008
The objective was to determine the concentration of total selenium (Se) and the proportion of total Se comprised as selenomethionine (SeMet) and selenocysteine (SeCys) in post mortem tissues of lambs in the six weeks period following the withdrawal of a ...
Bertin, Gérard   +3 more
core   +1 more source

evolution, structure and function of metazoan splicing factor PRPF39 [PDF]

open access: yes, 2019
In the yeast U1 snRNP the Prp39/Prp42 heterodimer is essential for early steps of spliceosome assembly. In metazoans no Prp42 ortholog exists, raising the question how the heterodimer is functionally substituted.
Bortoli, Francesca De   +7 more
core   +1 more source

Effect of Ferric Sodium EDTA administration, in combination with vitamin C, folic acid, copper gluconate, zinc gluconate and selenomethionine, on cardiovascular risk evaluation: exploration of the HRV frequency domain [PDF]

open access: yes, 2019
diseases. Using the Heart Rate Variability (HRV) analysis is possible to provide an evaluation of the safety and the effectiveness of intervention.
Curcio, A.   +6 more
core   +1 more source

Selenomethionine as an expressible handle for bioconjugations [PDF]

open access: yesProceedings of the National Academy of Sciences, 2021
Significance The manipulation of proteins in a site-selective manner underpins much of modern protein chemistry. A careful evaluation of selenomethionine benzylation led to the identification of a highly efficient bromobenzyl linker for protein bioconjugation.
Dillon T. Flood   +8 more
openaire   +3 more sources

Electrochemical Oxidation of l-selenomethionine and Se-methylseleno-l-cysteine at a Thiol-Compound-Modified Gold Electrode: Its Application in a Flow-Through Voltammetric Sensor

open access: yesSensors, 2017
A flow-electrolytic cell that consists of a bare gold wire or of different thiol-compound-modified gold electrodes (such as 2,4-thiazolidinedione, 2-mercapto-5-thiazoline, 2-mercaptothiazoline, l-cysteine, thioglycolic acid) was designed to be used in a ...
Lai-Hao Wang, Yu-Han Zhang
doaj   +1 more source

Selenomethionine Ameliorates Cognitive Impairment, Decreases Hippocampal Oxidative Stress and Attenuates Dysbiosis in D-Galactose-Treated Mice

open access: yesAntioxidants, 2022
The prevalence of age-related cognitive impairment is increasing as the proportion of older individuals in the population grows. It is therefore necessary and urgent to find agents to prevent or ameliorate age-related cognitive impairment ...
Ying Gao, Yongquan Xu, Junfeng Yin
doaj   +1 more source

Crystal structures of trypanosoma brucei oligopeptidase B broaden the paradigm of catalytic regulation in prolyl oligopeptidase family enzymes [PDF]

open access: yes, 2013
Oligopeptidase B cleaves after basic amino acids in peptides up to 30 residues. As a virulence factor in bacteria and trypanosomatid pathogens that is absent in higher eukaryotes, this is a promising drug target.
Canning, Peter   +3 more
core   +3 more sources

Of bits and bugs [PDF]

open access: yes, 2010
Pur-α is a nucleic acid-binding protein involved in cell cycle control, transcription, and neuronal function. Initially no prediction of the three-dimensional structure of Pur-α was possible.
Graebsch, Almut   +4 more
core   +1 more source

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