Arka Som

ORCID: 0000-0002-7978-122X
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About
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Research Areas
  • Supramolecular Self-Assembly in Materials
  • Supramolecular Chemistry and Complexes
  • Luminescence and Fluorescent Materials
  • Polydiacetylene-based materials and applications
  • Advanced biosensing and bioanalysis techniques
  • Molecular Sensors and Ion Detection
  • RNA Interference and Gene Delivery
  • Mass Spectrometry Techniques and Applications

Johannes Gutenberg University Mainz
2024

Jawaharlal Nehru Centre for Advanced Scientific Research
2021-2024

Materials Science & Engineering
2021

Bioinspired, kinetically controlled seeded growth has been recently shown to provide length, dispersity, and sequence control on the primary structure of dynamic supramolecular polymers. However, command over molecular organization at all hierarchical levels for modulation higher order structures polymers remains a formidable task. In this context, surface-catalyzed secondary nucleation process, which plays an important role in autocatalytic generation amyloid fibrils also during chiral...

10.1021/jacs.1c05642 article EN Journal of the American Chemical Society 2021-07-26

Nature employs sophisticated mechanisms to precisely regulate self-assembly and functions within biological systems, exemplified by the formation of cytoskeletal filaments. Various enzymatic reactions auxiliary proteins couple with process, meticulously regulating length resulting macromolecular structures. In this context, we present a bioinspired, reaction-coupled approach for controlled supramolecular polymerization in synthetic systems. To achieve this, employ an reaction that interfaces...

10.1021/jacs.4c03588 article EN Journal of the American Chemical Society 2024-05-15

Barcoding provides abilities to learn about individual species within an apparently homogeneous population. We describe a light-mediated multiplexed cellular barcoding strategy through spatial programming of cucurbit[7]uril molecular recognition.

10.1039/d0sc06860h article EN cc-by Chemical Science 2021-01-01

Fluorogenic probes that unmask fluorescence signals in response to bioorthogonal reactions are a powerful new addition biological imaging. They can significantly reduce background and minimize nonspecific signals, potentially enabling real-time, high-contrast imaging without the need wash out excess fluorophores. While diverse classes of highly refined synthetic fluorophores now readily available, integrating them into fluorogenic scheme still requires extensive design efforts customized...

10.1021/acscentsci.4c01080 article EN cc-by ACS Central Science 2024-10-08

Understanding the mechanism of self-assembly driven by non-covalent interactions is crucial for designing supramolecular materials with desired properties. Here we investigate aromatic peptide amphiphiles, Fmoc-L

10.1002/chem.202404233 article EN Chemistry - A European Journal 2024-12-17

Abstract Fluorogenic probes that unmask fluorescence signals in response to a bioorthogonal reaction are powerful new addition biological imaging. They can provide significantly reduced background and minimize non-specific signals, potentially allowing real-time high-contrast imaging without washing out excess fluorophores. While diverse classes of highly refined synthetic fluorophores readily available now, their integration into fluorogenic scheme still necessitates another level extensive...

10.1101/2023.04.24.538015 preprint EN cc-by-nc-nd bioRxiv (Cold Spring Harbor Laboratory) 2023-04-25
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