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Stearylated Arginine-Rich Peptides: A New Class of Transfection Systems

Futaki, Shiroh, Ohashi, Wakana, Suzuki, Tomoki, Niwa, Miki, Tanaka, Seigo, Ueda, Kunihiro, Harashima, Hideyoshi, Sugiura, Yukio·2001·Bioconjugate Chemistry

Abstract

Membrane-permeable arginine-rich peptides, such as HIV-1 Tat-(48-60), HIV-1 Rev-(34-50), and flock house virus (FHV) coat-(35-49), have been shown to possess the ability to transfect COS-7 cells with luciferase-coding plasmid as efficiently as polyarginine (MW 5000-15 000) and polylysine (MW 9800). Not only these virus-derived cationic peptides but also oligoarginines of 4-16 residues were found to be able to transfect cells. In the case of the Tat, FHV, and octaarginine peptides, N-terminal stearylation of the peptides increases the transfection efficiency by approximately 100 times to reach the same order of magnitude as that of LipofectAMINE, one of the most efficient commercially available transfection agents. Also, a certain correlation was observed between the transfection efficiency of stearyl-(Arg)n peptides (stearyl-Rn: n = 4, 8, 12, 16) and the membrane permeability of the corresponding (Arg)n peptides (Rn).

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Metadata

Authors
Futaki, S., Ohashi, W., Suzuki, T., Niwa, M., Tanaka, S., Ueda, K., Harashima, H., & Sugiura, Y.
Venue
Bioconjugate Chemistry
Published
2001-10-27
Volume
12
Issue
6
Pages
1005-1011
ISSN
  • 1043-1802 (ISSN-L)
  • 1520-4812
OpenAlex
W1985222229
Cited by
464
References
0
FWCI
2.39
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Stearylated Arginine-Rich Peptides: A New Class of Transfection Systems. https://app.cochat.ai/papers/10.1021/bc015508l
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Futaki, S., Ohashi, W., Suzuki, T., Niwa, M., Tanaka, S., Ueda, K., Harashima, H., & Sugiura, Y. (2001). Stearylated Arginine-Rich Peptides: A New Class of Transfection Systems. Bioconjugate Chemistry. https://doi.org/10.1021/bc015508l

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