24-26 November 2022
Taras Shevchenko National University of Kyiv and Shizuoka University
Europe/Kiev timezone

Protocells and Surface-adhered Biomembrane Networks

24 Nov 2022, 18:15
15m
Hybrid (Taras Shevchenko National University of Kyiv and Shizuoka University)

Hybrid

Taras Shevchenko National University of Kyiv and Shizuoka University

3 Chome-5-1 Johoku, Naka Ward, Hamamatsu, Shizuoka 432-8011

Speaker

Mr Ruslan Ryskulov (Chalmers University of Technology)

Description

Reservoirs of lipid molecules, specifically onion shell vesicles, spread on high energy surfaces, e.g. SiO2, to form a stack of molecular films (double bilayer). Eventually, the spreading lipid exhausts the reservoir, and rising tension ruptures the films. Köksal et al. discovered that this disruptive process generates a network of nanotubes, which redistributes lipid material in order to alleviate local tension (Marangoni flow), and vesicles grow from the tubes. We have shown that local heating accelerate the growth and transformation of containers,
and initiates their fusion. Similar processes might have occurred in warm environments on the Early Earth. Our current work aims to utilize this system and control soft matter transformations with IR light to design and construct reconfigurable chemical reaction networks (CRNs) on engineered surfaces

Contact Email address r.ryskulov.valkommen@gmail.com

Primary authors

Mr Ruslan Ryskulov (Chalmers University of Technology) Dr Esteban Pedrueza (Department of Chemistry and Chemical Engineering, Chalmers University of Technology) Dr Elif Köksal (Centre for Molecular Medicine Norway, Faculty of Medicine, University of Oslo) Dr Karolina Spustova (Centre for Molecular Medicine Norway, Faculty of Medicine, University of Oslo) Mr Lin Xue (Centre for Molecular Medicine Norway, Faculty of Medicine, University of Oslo) Prof. Irep Gözen (Centre for Molecular Medicine Norway, Faculty of Medicine, University of Oslo) Prof. Aldo Jesorka (Department of Chemistry and Chemical Engineering, Chalmers University of Technology)

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