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Cited by 408

The DOI matches its Crossref record; 6 of the 6 references it cites were found in a registry or an index.

Hepatocyte-Targeting Single Galactose-Appended Naphthalimide: A Tool for Intracellular Thiol Imaging in Vivo

Lee, Min Hee, Han, Ji Hye, Kwon, Pil-Seung, Bhuniya, Sankarprasad, Kim, Jin Young, Sessler, Jonathan L., Kang, Chulhun, Kim, Jong Seung·2012·Journal of the American Chemical Society

Abstract

We present the design, synthesis, spectroscopic properties, and biological evaluation of a single galactose-appended naphthalimide (1). Probe 1 is a multifunctional molecule that incorporates a thiol-specific cleavable disulfide bond, a masked phthalamide fluorophore, and a single galactose moiety as a hepatocyte-targeting unit. It constitutes a new type of targetable ligand for hepatic thiol imaging in living cells and animals. Confocal microscopic imaging experiments reveal that 1, but not the galactose-free control system 2, is preferentially taken up by HepG2 cells through galactose-targeted, ASGP-R-mediated endocytosis. Probe 1 displays a fluorescence emission feature at 540 nm that is induced by exposure to free endogenous thiols, most notably GSH. The liver-specificity of 1 was confirmed in vivo via use of a rat model. The potential utility of this probe in indicating pathogenic states and as a possible screening tool for agents that can manipulate oxidative stress was demonstrated in experiments wherein palmitate was used to induce lipotoxicity in HepG2 cells.

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Metadata

Authors
Lee, M. H., Han, J. H., Kwon, P.-S., Bhuniya, S., Kim, J. Y., Sessler, J. L., Kang, C., & Kim, J. S.
Venue
Journal of the American Chemical Society
Published
2012-01-03
Volume
134
Issue
2
Pages
1316-1322
ISSN
  • 0002-7863 (ISSN-L)
  • 1520-5126
OpenAlex
W2003076361
Cited by
408
References
6
FWCI
11.83
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Hepatocyte-Targeting Single Galactose-Appended Naphthalimide: A Tool for Intracellular Thiol Imaging in Vivo. https://app.cochat.ai/papers/10.1021/ja210065g
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Lee, M. H., Han, J. H., Kwon, P.-S., Bhuniya, S., Kim, J. Y., Sessler, J. L., Kang, C., & Kim, J. S. (2012). Hepatocyte-Targeting Single Galactose-Appended Naphthalimide: A Tool for Intracellular Thiol Imaging in Vivo. Journal of the American Chemical Society. https://doi.org/10.1021/ja210065g

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Contains information from the Semantic Scholar Academic Graph Datasets, made available under the ODC Attribution License (ODC-BY 1.0).

Semantic Scholar’s data is described in: Kinney, R., et al. (2023). The Semantic Scholar Open Data Platform. arXiv:2301.10140.