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26–31 May 2024
Western University
America/Toronto timezone
Welcome to the 2024 CAP Congress Program website! / Bienvenue au siteweb du programme du Congrès de l'ACP 2024!

(G*) Enhanced Pulley Effect for Translocation

27 May 2024, 17:00
15m
SSC Rm 2024 (cap. 137) (Social Science Centre, Western U.)

SSC Rm 2024 (cap. 137)

Social Science Centre, Western U.

Oral Competition (Graduate Student) / Compétition orale (Étudiant(e) du 2e ou 3e cycle) Physics in Medicine and Biology / Physique en médecine et en biologie (DPMB-DPMB) (DPMB) M3-3 Cell Mechanics | Mécaniques cellulaires (DPMB)

Speaker

Navid Afrasiabian

Description

Solid-state nanopore sensors continue to hold great potential in addressing the increasing worldwide need for genome sequencing. However, formation and translocation of folded conformations known as haripins poses readability and accuracy challenges. In this work, we investigate the impact of applying a pressure-driven fluid flow and an opposing electrostatic force as an approach to increase single-file capture probability. By optimizing the balance between forces, we show that the single-file capture can be amplified up to almost 95%. We find two mechanisms responsible for the increase in the single-file capture probability.

Keyword-1 Polymer Translocation
Keyword-2 Pulley Effect
Keyword-3 Molecular Dynamics

Authors

Navid Afrasiabian Mr Matthew Wei (University of Western Ontario) Colin Denniston (University of Western Ontario)

Presentation materials

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