Search Results - "de Almeida, M. F."
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Sphingomyelin and sphingomyelin synthase (SMS) in the malignant transformation of glioma cells and in 2-hydroxyoleic acid therapy
Published in Proceedings of the National Academy of Sciences - PNAS (06-12-2011)“…The mechanism of action of 2-hydroxyoleic acid (2OHOA), a potent antitumor compound, has not yet been fully elucidated. Here, we show that human cancer cells…”
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2
Interaction with Blood Proteins of a Ruthenium(II) Nitrofuryl Semicarbazone Complex: Effect on the Antitumoral Activity
Published in Molecules (Basel, Switzerland) (07-08-2019)“…The steady rise in the cancer burden and grim statistics set a vital need for new therapeutic solutions. Given their high efficiency, metallodrugs are quite…”
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3
Evaluation of the Antiproliferative Properties of CpRu Complexes Containing N-Methylated Triazaphosphaadamantane Derivatives
Published in Bioinorganic chemistry and applications (28-09-2023)“…Piano-stool-{CpRu} complexes containing 1,3,5-triaza-7-phosphaadamantane (PTA), N-methyl-1,3,5-triaza-7-phosphaadamantane (mPTA), and…”
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4
Influence of Lemongrass Essential Oil ( Cymbopogon flexuosus ) Supplementation on Diabetes in Rat Model
Published in Life (Basel, Switzerland) (01-03-2024)“…(1) Background: Species of the genus and its essential oil are known for their antioxidant and hypoglycemic effects. This study aimed to investigate the impact…”
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Sugar-based bactericides targeting phosphatidylethanolamine-enriched membranes
Published in Nature communications (19-11-2018)“…Anthrax is an infectious disease caused by Bacillus anthracis , a bioterrorism agent that develops resistance to clinically used antibiotics. Therefore,…”
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Development of lysosome-mimicking vesicles to study the effect of abnormal accumulation of sphingosine on membrane properties
Published in Scientific reports (21-06-2017)“…Synthetic systems are widely used to unveil the molecular mechanisms of complex cellular events. Artificial membranes are key examples of models employed to…”
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New anticandidal Cu(i) complexes with neocuproine and ketoconazole derived diphenyl(aminomethyl)phosphane: luminescence properties for detection in fungal cells
Published in Dalton transactions : an international journal of inorganic chemistry (07-07-2020)“…The search for new antifungals is very important because the large genetic variation of pathogenic organisms has resulted in the development of increasingly…”
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C-Glucosylation as a tool for the prevention of PAINS-induced membrane dipole potential alterations
Published in Scientific reports (24-02-2021)“…The concept of Pan-Assay Interference Compounds (PAINS) is regarded as a threat to the recognition of the broad bioactivity of natural products. Based on the…”
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Unveiling the Mechanism of Action of 7α-acetoxy-6β-hydroxyroyleanone on an MRSA/VISA Strain: Membrane and Cell Wall Interactions
Published in Biomolecules (Basel, Switzerland) (30-06-2020)“…The number of cases of failure in the treatment of infections associated with resistant bacteria is on the rise, due to the decreasing efficacy of current…”
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Formation of Ceramide/Sphingomyelin Gel Domains in the Presence of an Unsaturated Phospholipid: A Quantitative Multiprobe Approach
Published in Biophysical journal (01-09-2007)“…To better understand how ceramide modulates the biophysical properties of the membrane, the interactions between palmitoyl-ceramide (PCer) and…”
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Complexity of Lipid Domains and Rafts in Giant Unilamellar Vesicles Revealed by Combining Imaging and Microscopic and Macroscopic Time-Resolved Fluorescence
Published in Biophysical journal (15-07-2007)“…The application of fluorescence lifetime imaging microscopy to study gel/fluid and raftlike lipid domains in giant unilamellar vesicles (GUVs) is demonstrated…”
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12
Lateral Distribution of the Transmembrane Domain of Influenza Virus Hemagglutinin Revealed by Time-resolved Fluorescence Imaging
Published in The Journal of biological chemistry (05-06-2009)“…Influenza virus hemagglutinin (HA) has been suggested to be enriched in liquid-ordered lipid domains named rafts, which represent an important step in virus…”
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Protein substitutes for phenylketonuria in Europe: access and nutritional composition
Published in European journal of clinical nutrition (01-07-2016)“…Background/Objectives: Protein substitutes (PS) are an essential component in the dietary management of phenylketonuria (PKU). PS are available as…”
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Biophysical Implications of Sphingosine Accumulation in Membrane Properties at Neutral and Acidic pH
Published in The journal of physical chemistry. B (08-05-2014)“…Sphingosine (Sph) is a simple lipid involved in the regulation of several biological processes. When accumulated in the late endosomal/lysosomal compartments,…”
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Sphingomyelin/Phosphatidylcholine/Cholesterol Phase Diagram: Boundaries and Composition of Lipid Rafts
Published in Biophysical journal (01-10-2003)“…The ternary system palmitoylsphingomyelin (PSM)/palmitoyloleoylphosphatidylcholine (POPC)/cholesterol is used to model lipid rafts. The phase behavior of the…”
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Evidence for divergent evolution of growth temperature preference in sympatric Saccharomyces species
Published in PloS one (02-06-2011)“…The genus Saccharomyces currently includes eight species in addition to the model yeast Saccharomyces cerevisiae, most of which can be consistently isolated…”
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A route to understanding yeast cellular envelope – plasma membrane lipids interplaying in cell wall integrity
Published in The FEBS journal (01-07-2018)“…Sphingolipids and sterols are major components of the plasma membrane in eukaryotic cells. A recent study provides new insight into the intricate but…”
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New diphenylphosphane derivatives of ketoconazole are promising antifungal agents
Published in Scientific reports (07-11-2019)“…Four new derivatives of ketoconazole ( Ke ) were synthesized: diphenylphosphane ( KeP ), and phosphane chalcogenides: oxide ( KeOP ), sulphide ( KeSP ) and…”
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Ceramide-Domain Formation and Collapse in Lipid Rafts: Membrane Reorganization by an Apoptotic Lipid
Published in Biophysical journal (01-01-2007)“…The effect of physiologically relevant ceramide concentrations (≤4 mol %) in raft model membranes with a lipid composition resembling that of cell membranes,…”
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Proactive management of extreme prematurity: disagreement between obstetricians and neonatologists
Published in Journal of perinatology (01-12-2012)“…Objective: To verify, in extremely preterm infants, if disagreement between obstetricians and neonatologists regarding proactive management is associated with…”
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