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Updated: Mar 9, 2026

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Construction of Cyclic Cell-Penetrating Peptides for Enhanced Penetration of Biological Barriers
Published on: September 19, 2022
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A peptide functionalized nanomotor as an efficient cell penetrating tool
Fei Peng1, Yingfeng Tu1, Ashish Adhikari1
1Institute for Molecules and Materials, Radboud University, Heyendaalseweg 135, 6525 AJ, Nijmegen, The Netherlands. d.wilson@science.ru.nl.
Summary
This study introduces a nanomotor strategy for rapid cellular entry and cargo delivery. Integrating tat peptide with nanomotors enhances cellular penetration and uptake efficiency.
Area of Science:
- Biotechnology
- Nanotechnology
- Cell Biology
Background:
- Cellular delivery of cargo is crucial for various applications, including drug delivery and diagnostics.
- Existing methods for cellular entry can be slow and inefficient, limiting their therapeutic potential.
Purpose of the Study:
- To develop a novel nanomotor-based strategy for accelerated cellular internalization.
- To enhance cargo delivery efficiency through improved cellular penetration and uptake.
Main Methods:
- Integration of tat peptide, a functional domain of the HIV-1 tat protein, with advanced nanomotors.
- Utilizing the inherent autonomous properties of nanomotors to facilitate cellular interaction.
Main Results:
- Demonstrated rapid cellular internalization of the nanomotor-cargo complex.
- Achieved higher delivery efficiency compared to conventional methods.
Conclusions:
- The nanomotor-based strategy offers a promising approach for fast and efficient cellular cargo delivery.
- This innovative method has significant implications for advancing nanomedicine and targeted therapies.

