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12 Results Found

  • Article
  • Open Access
13 Citations
5,663 Views
21 Pages

Identification of Signaling Pathways for Early Embryonic Lethality and Developmental Retardation in Sephs1−/− Mice

  • Jeyoung Bang,
  • Minguk Han,
  • Tack-Jin Yoo,
  • Lu Qiao and ,
  • Jisu Jung,
  • Jiwoon Na,
  • Bradley A. Carlson,
  • Vadim N. Gladyshev,
  • Dolph L. Hatfield and
  • Byeong Jae Lee
  • + 7 authors+ 2 authors

28 October 2021

Selenophosphate synthetase 1 (SEPHS1) plays an essential role in cell growth and survival. However, the underlying molecular mechanisms remain unclear. In the present study, the pathways regulated by SEPHS1 during gastrulation were determined by bioi...

(This article belongs to the Special Issue Molecular Biology of Selenium in Health and Disease)
  • Article
  • Open Access
14 Citations
4,547 Views
17 Pages

Constitutive Oxidative Stress by SEPHS1 Deficiency Induces Endothelial Cell Dysfunction

  • Jisu Jung,
  • Yoomin Kim,
  • Jiwoon Na,
  • Lu Qiao and ,
  • Jeyoung Bang,
  • Dongin Kwon,
  • Tack-Jin Yoo,
  • Donghyun Kang,
  • Lark Kyun Kim and
  • Byeong Jae Lee
  • + 8 authors+ 3 authors

28 October 2021

The primary function of selenophosphate synthetase (SEPHS) is to catalyze the synthesis of selenophosphate that serves as a selenium donor during selenocysteine synthesis. In eukaryotes, there are two isoforms of SEPHS (SEPHS1 and SEPHS2). Between th...

(This article belongs to the Special Issue Molecular Biology of Selenium in Health and Disease)
  • Article
  • Open Access
46 Citations
11,618 Views
13 Pages

Selenium, Selenoprotein Genes and Crohn’s Disease in a Case-Control Population from Auckland, New Zealand

  • Liljana Gentschew,
  • Karen S. Bishop,
  • Dug Yeo Han,
  • Angharad R. Morgan and ,
  • Alan G. Fraser,
  • Wen Jiun Lam,
  • Nishi Karunasinghe,
  • Bobbi Campbell and
  • Lynnette R. Ferguson
  • + 4 authors+ 0 author

7 September 2012

New Zealand has one of the highest incidence rates of Crohn’s Disease (CD), whilst the serum selenium status of New Zealanders is amongst the lowest in the world. A prospective case-control study in Auckland, New Zealand considered serum selenium as...

(This article belongs to the Special Issue Nutrigenetics and Nutrigenomics)
  • Article
  • Open Access
25 Citations
5,686 Views
13 Pages

28 July 2022

The human genome has 25 genes coding for selenocysteine (Sec)-containing proteins, whose synthesis is supported by specialized Sec machinery proteins. Here, we carried out an analysis of the co-essentiality network to identify functional partners of...

(This article belongs to the Special Issue Selenocysteine: Synthesis, Function, and Evolution of the 21st Amino Acid)
  • Article
  • Open Access
21 Citations
4,580 Views
14 Pages

Per1/Per2 Disruption Reduces Testosterone Synthesis and Impairs Fertility in Elderly Male Mice

  • Qinrui Liu,
  • Hu Wang,
  • Hualin Wang,
  • Na Li and ,
  • Ruyi He and
  • Zhiguo Liu
  • + 1 author+ 0 author

Circadian rhythm disorders caused by genetic or environmental factors lead to decreased male fertility but the mechanisms are poorly understood. The current study reports that the mechanism of Per1/Per2 Double knockout (DKO) reduced the reproductive...

(This article belongs to the Special Issue Molecular Research in Circadian Rhythm and Cellular Synchrony)
  • Proceeding Paper
  • Open Access
1,448 Views
6 Pages

Divers Transformations Leading to New Potent GPx Mimetics

  • Jacek Ścianowski,
  • Agata J. Pacuła-Miszewska,
  • Magdalena Obieziurska-Fabisiak and
  • Anna Laskowska

Designing a highly active and selective Se-therapeutic that mimics the activity of the antioxidant enzyme glutathione peroxidase (GPx) still remains a challenge. Since the discovery of ebselen (N-phenyl-1,2-benzisoselenazol-3(2H)-one) and its ability...

(This article belongs to the Proceedings of The 1st International Electronic Conference on Catalysis Sciences)
  • Article
  • Open Access
21 Citations
3,643 Views
15 Pages

19 January 2023

Selenium (Se) is essential for human and animal health, but there have been few studies on the mechanisms of injury in dairy cows with Se deficiency. This study aimed to evaluate the effects of Se deficiency on myocardial injury in weaned calves. The...

(This article belongs to the Special Issue Oxidative Stress, Reactive Oxygen Species and Animal Nutrition)
  • Article
  • Open Access
17 Citations
6,134 Views
20 Pages

The Effect of tRNA[Ser]Sec Isopentenylation on Selenoprotein Expression

  • Noelia Fradejas-Villar,
  • Simon Bohleber,
  • Wenchao Zhao,
  • Uschi Reuter and ,
  • Annika Kotter,
  • Mark Helm,
  • Rainer Knoll,
  • Robert McFarland,
  • Robert W. Taylor and
  • Ulrich Schweizer
  • + 9 authors+ 4 authors

23 October 2021

Transfer RNA[Ser]Sec carries multiple post-transcriptional modifications. The A37G mutation in tRNA[Ser]Sec abrogates isopentenylation of base 37 and has a profound effect on selenoprotein expression in mice. Patients with a homozygous pathogenic p.R...

(This article belongs to the Special Issue Molecular Biology of Selenium in Health and Disease)
  • Article
  • Open Access
11 Citations
4,080 Views
14 Pages

The Associations of Selenoprotein Genetic Variants with the Risks of Colorectal Adenoma and Colorectal Cancer: Case–Control Studies in Irish and Czech Populations

  • Maryam Mukhtar,
  • Niall Ashfield,
  • Ludmila Vodickova,
  • Veronika Vymetalkova and ,
  • Miroslav Levy,
  • Václav Liska,
  • Jan Bruha,
  • Petra Bendova,
  • Jacintha O’Sullivan and
  • David J. Hughes
  • + 9 authors+ 4 authors

29 June 2022

Background: Selenium manifests its biological effects through its incorporation into selenoproteins, which play several roles in countering oxidative and inflammatory responses implicated in colorectal carcinogenesis. Selenoprotein genetic variants m...

(This article belongs to the Special Issue Dietary Selenium Intake and Human Health)
  • Article
  • Open Access
28 Citations
5,126 Views
9 Pages

Effects of Dietary Selenium Deficiency or Excess on Selenoprotein Gene Expression in the Spleen Tissue of Pigs

  • Zhuang Lu,
  • Pengzu Wang,
  • Teng Teng,
  • Baoming Shi and ,
  • Anshan Shan and
  • Xin Gen Lei
  • + 1 author+ 0 author

11 December 2019

To evaluate the effects of dietary Se deficiency and excess on the mRNA levels of selenoproteins in pig spleen tissues, 20 healthy uncastrated boars (Duroc × Landrace × Yorkshire, 10 ± 0.72 kg) were randomly divided into four group...

(This article belongs to the Special Issue Trace elements (minerals and vitamins) in non-ruminant livestock nutrition)
  • Article
  • Open Access
51 Citations
7,960 Views
12 Pages

Expression of Selenoprotein Genes and Association with Selenium Status in Colorectal Adenoma and Colorectal Cancer

  • David J. Hughes,
  • Tereza Kunická,
  • Lutz Schomburg,
  • Václav Liška and ,
  • Niall Swan and
  • Pavel Souček
  • + 1 author+ 0 author

21 November 2018

Dietary selenium (Se) intake is essential for synthesizing selenoproteins that are important in countering oxidative and inflammatory processes linked to colorectal carcinogenesis. However, there is limited knowledge on the selenoprotein expression i...

(This article belongs to the Special Issue The Role of Selenium in Health and Disease)
  • Review
  • Open Access
16 Citations
11,881 Views
18 Pages

Pharmacogenetic Perspective for Optimal Gout Management

  • Khalifa Y. Alrajeh and
  • Youssef M. Roman

Pharmacogenetics (PGx) is an emerging field of pharmacology focusing on how gene variations affect the patient’s response to treatment. Pharmacogenetics is a promising tool to optimize the selection and dosing of medications, including urate-lo...

(This article belongs to the Special Issue Feature Papers in Future Pharmacology)