Revolutionizing DNA: advanced modification techniques for next-gen nanotechnology.

Abstract

The comprehensive advancement in DNA modification and coupling is driving DNA nanotechnology to new heights, paving the way for groundbreaking innovations in healthcare, materials science, and beyond. The ability to engineer DNA with tailored properties and functionalities underscores its immense potential in creating novel materials and devices. Utilizing a spectrum of techniques-such as amino handles, thiol groups, alkynes, azides, Diels-Alder reactions, hydrazides, and aminooxy functions-enables diverse coupling strategies, including Palladium-Catalyzed Couplings, to construct intricate DNA nanostructures. Further coupling modifications encompass hydrophobic alterations, redox-active moieties, chemical crosslinking agents, and Biotinylation. These modifications significantly broaden DNA's functional repertoire, offering precise control over interactions, structures, and features. By leveraging these advanced techniques, alongside next-generation sequencing (NGS)-based DNA modifications, researchers can design and implement DNA nanostructures with specific capabilities and applications, showcasing DNA's versatility as a programmable biomaterial. Through meticulous design and strategic implementation, DNA nanotechnology achieves unprecedented levels of precision and functionality, ushering in a new era of technological advancements and applications. These advanced DNA modification techniques hold great potential for transformative applications in nanotechnology, paving the way for innovations in drug delivery, diagnostics, and bioengineering.