R
Róbert Deák
Researcher at Hungarian Academy of Sciences
Publications - 7
Citations - 203
Róbert Deák is an academic researcher from Hungarian Academy of Sciences. The author has contributed to research in topics: Vesicle & Lipid bilayer. The author has an hindex of 5, co-authored 5 publications receiving 140 citations.
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Characterization of extracellular vesicles by IR spectroscopy: Fast and simple classification based on amide and CH stretching vibrations.
TL;DR: ATR-FTIR measurements provide a simple and reproducible method for the screening of extracellular vesicle preparations and the potential applicability of this technique for fast and efficient characterization of vesicular components is high as the investigated samples require no further preparations and all the different molecular species can be determined in the same sample.
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Excitation energy transfer between Light-harvesting complex II and Photosystem I in reconstituted membranes.
Parveen Akhtar,Mónika Lingvay,Teréz Kiss,Róbert Deák,Attila Bóta,Bettina Ughy,Győző Garab,Petar H. Lambrev +7 more
TL;DR: The results demonstrate a remarkable competence of LHCII to increase the absorption cross-section of PSI, given the opportunity that the two types of complexes interact in the membrane.
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Physicochemical characterization of artificial nanoerythrosomes derived from erythrocyte ghost membranes
TL;DR: Colloidal stabile nanoerythrosomes with 200 nm average diameter were formed from hemoglobin-free erythrocyte ghost membrane via sonication and membrane extrusion and the incorporation of extra lipid, added to the sonicated ghosts caused significant changes in the thermotropic character of the original membranes.
Journal ArticleDOI
Flow Alignment of Extracellular Vesicles: Structure and Orientation of Membrane-Associated Bio-macromolecules Studied with Polarized Light
Imola Cs. Szigyártó,Róbert Deák,Judith Mihály,Sandra Rocha,Ferenc Zsila,Zoltán Varga,Zoltán Varga,Tamás Beke-Somfai,Tamás Beke-Somfai +8 more
TL;DR: It is proposed that both linear dichroism and circular dichroist spectroscopy can provide simple, rapid, yet efficient ways to track changes in the membrane–protein interactions of EV components at the molecular level, which may also give insight into processes occurring during vesiculation.
Journal ArticleDOI
Nanoerythrosomes tailoring: Lipid induced protein scaffolding in ghost membrane derived vesicles.
Róbert Deák,Judith Mihály,Imola Cs. Szigyártó,Tamás Beke-Somfai,Lilla Turiák,László Drahos,András Wacha,Attila Bóta,Zoltán Varga +8 more
TL;DR: A peculiar polygonal protein scaffolding that resembles to spectrin-based skeleton of red blood cells can be reconstructed on the outer surface of vesicle-like nanoerythrosomes by the variation of lipid type and ratio.