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Biomolecules, Volume 10, Issue 11

November 2020 - 122 articles

Cover Story: Membrane proteins are specifically targeted to distinct microdomains of organellar membranes, which is essential for the proper execution of their biological functions. Yeast tetraspan protein Nce102 has been shown to migrate between domains within the plasma membrane in response to an acute drop in sphingolipid levels. We show that upon gradual aging of a yeast culture, when sphingolipid demand increases, Nce102 migrates from the plasma membrane to the membrane of a vacuole. Here, it localizes to V-ATPase-poor, i.e., ergosterol-enriched, domains. We demonstrate that Nce102 and its homolog Fhn1 modulate vacuolar morphology, dynamics, and physiology. Most prominently, the absence of either protein results in enlargement of ergosterol-rich vacuolar membrane domains and decreased stability of the V-ATPase. View this paper
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Articles (122)

  • Review
  • Open Access
37 Citations
9,408 Views
22 Pages

Post-Myocardial Infarction Ventricular Remodeling Biomarkers—The Key Link between Pathophysiology and Clinic

  • Maria-Madălina Bostan,
  • Cristian Stătescu,
  • Larisa Anghel,
  • Ionela-Lăcrămioara Șerban,
  • Elena Cojocaru and
  • Radu Sascău

23 November 2020

Studies in recent years have shown increased interest in developing new methods of evaluation, but also in limiting post infarction ventricular remodeling, hoping to improve ventricular function and the further evolution of the patient. This is the p...

  • Review
  • Open Access
9 Citations
4,054 Views
11 Pages

Validation of Omega Subunit of RNA Polymerase as a Functional Entity

  • Unnatiben Rajeshbhai Patel,
  • Sudhanshu Gautam and
  • Dipankar Chatterji

23 November 2020

The bacterial RNA polymerase (RNAP) is a multi-subunit protein complex (α2ββ’ω σ) containing the smallest subunit, ω. Although identified early in RNAP research, its function remained ambiguous and shrouded wit...

  • Article
  • Open Access
5 Citations
2,919 Views
12 Pages

A Synthetic CPP33-Conjugated HOXA9 Active Domain Peptide Inhibits Invasion Ability of Non-Small Lung Cancer Cells

  • Seong-Lan Yu,
  • Han Koo,
  • Se-In Lee,
  • JaeKu Kang,
  • Young-Hyun Han,
  • Young Il Yeom and
  • Dong Chul Lee

23 November 2020

Homeobox A9 (HOXA9) expression is associated with the aggressive growth of cancer cells and poor prognosis in lung cancer. Previously, we showed that HOXA9 can serve as a potential therapeutic target for the treatment of metastatic non-small cell lun...

  • Article
  • Open Access
21 Citations
3,703 Views
13 Pages

Sirt1 Activity in PBMCs as a Biomarker of Different Heart Failure Phenotypes

  • Valeria Conti,
  • Graziamaria Corbi,
  • Maria Vincenza Polito,
  • Michele Ciccarelli,
  • Valentina Manzo,
  • Martina Torsiello,
  • Emanuela De Bellis,
  • Federica D’Auria,
  • Gennaro Vitulano and
  • Federico Piscione
  • + 5 authors

23 November 2020

Heart Failure (HF) is a syndrome, which implies the existence of different phenotypes. The new categorization includes patients with preserved ejection fraction (HFpEF), mid-range EF (HFmrEF), and reduced EF (HFrEF) but the molecular mechanisms invol...

  • Article
  • Open Access
57 Citations
14,217 Views
23 Pages

Digital Image Analysis of Picrosirius Red Staining: A Robust Method for Multi-Organ Fibrosis Quantification and Characterization

  • Guillaume E. Courtoy,
  • Isabelle Leclercq,
  • Antoine Froidure,
  • Guglielmo Schiano,
  • Johann Morelle,
  • Olivier Devuyst,
  • François Huaux and
  • Caroline Bouzin

22 November 2020

Current understanding of fibrosis remains incomplete despite the increasing burden of related diseases. Preclinical models are used to dissect the pathogenesis and dynamics of fibrosis, and to evaluate anti-fibrotic therapies. These studies require o...

  • Feature Paper
  • Review
  • Open Access
17 Citations
5,788 Views
17 Pages

PP2A-B55 Holoenzyme Regulation and Cancer

  • Perrine Goguet-Rubio,
  • Priya Amin,
  • Sushil Awal,
  • Suzanne Vigneron,
  • Sophie Charrasse,
  • Francisca Mechali,
  • Jean Claude Labbé,
  • Thierry Lorca and
  • Anna Castro

22 November 2020

Protein phosphorylation is a post-translational modification essential for the control of the activity of most enzymes in the cell. This protein modification results from a fine-tuned balance between kinases and phosphatases. PP2A is one of the major...

  • Article
  • Open Access
82 Citations
5,132 Views
17 Pages

Molybdenum Supply Alleviates the Cadmium Toxicity in Fragrant Rice by Modulating Oxidative Stress and Antioxidant Gene Expression

  • Muhammad Imran,
  • Saddam Hussain,
  • Mohamed A. El-Esawi,
  • Muhammad Shoaib Rana,
  • Muhammad Hamzah Saleem,
  • Muhammad Riaz,
  • Umair Ashraf,
  • Mouloumdema Pouwedeou Potcho,
  • Meiyang Duan and
  • Imran Ali Rajput
  • + 1 author

21 November 2020

Increasing evidence shows that cadmium (Cd) toxicity causes severe perturbations on growth performance, physio-biochemical and molecular processes in crop plants. Molybdenum (Mo), an essential trace element, plays key roles in oxidative stress tolera...

  • Article
  • Open Access
17 Citations
3,232 Views
11 Pages

Effects of Diabetes on Microcirculation and Leukostasis in Retinal and Non-Ocular Tissues: Implications for Diabetic Retinopathy

  • Ana Silva Herdade,
  • Iara Mota Silva,
  • Ângelo Calado,
  • Carlota Saldanha,
  • Ngan-Ha Nguyen,
  • Isabella Hou,
  • Miguel Castanho and
  • Sayon Roy

21 November 2020

Changes in retinal microcirculation are associated with the development of diabetic retinopathy (DR). However, it is unclear whether such changes also develop in capillary beds of other non-retinal tissues. Here, we investigated microcirculatory chan...

  • Review
  • Open Access
17 Citations
4,679 Views
26 Pages

21 November 2020

Transition metals interact with a large proportion of the proteome in all forms of life, and they play mandatory and irreplaceable roles. The dynamics of ligand binding to ions of transition metals falls within the realm of Coordination Chemistry, an...

  • Article
  • Open Access
10 Citations
4,222 Views
12 Pages

HumiR: Web Services, Tools and Databases for Exploring Human microRNA Data

  • Jeffrey Solomon,
  • Fabian Kern,
  • Tobias Fehlmann,
  • Eckart Meese and
  • Andreas Keller

20 November 2020

For many research aspects on small non-coding RNAs, especially microRNAs, computational tools and databases are developed. This includes quantification of miRNAs, piRNAs, tRNAs and tRNA fragments, circRNAs and others. Furthermore, the prediction of n...

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Biomolecules - ISSN 2218-273XCreative Common CC BY license