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Cited by 165

The DOI matches its Crossref record; 5 of the 5 references it cites were found in a registry or an index.

An improved monomeric infrared fluorescent protein for neuronal and tumour brain imaging

Open access
Yu, Dan, Gustafson, William Clay, Han, Chun, Lafaye, Céline, Noirclerc-Savoye, Marjolaine, Ge, Woo-Ping, Thayer, Desiree A., Huang, Hai, Kornberg, Thomas B., Royant, Antoine, Jan, Lily Yeh, Jan, Yuh Nung, Weiss, William A., Shu, Xiaokun·2014·Nature Communications

Abstract

Infrared fluorescent proteins (IFPs) are ideal for in vivo imaging, and monomeric versions of these proteins can be advantageous as protein tags or for sensor development. In contrast to GFP, which requires only molecular oxygen for chromophore maturation, phytochrome-derived IFPs incorporate biliverdin (BV) as the chromophore. However, BV varies in concentration in different cells and organisms. Here we engineered cells to express the haeme oxygenase responsible for BV biosynthesis and a brighter monomeric IFP mutant (IFP2.0). Together, these tools improve the imaging capabilities of IFP2.0 compared with monomeric IFP1.4 and dimeric iRFP. By targeting IFP2.0 to the plasma membrane, we demonstrate robust labelling of neuronal processes in Drosophila larvae. We also show that this strategy improves the sensitivity when imaging brain tumours in whole mice. Our work shows promise in the application of IFPs for protein labelling and in vivo imaging. Infrared fluorescent proteins offer advantages for deep in vivo imaging thanks to the tissue-penetrating properties of infrared light. Here, Yu et al. design a monomeric infrared fluorescent protein that, when combined with expression of haeme oxygenase in cells, shows improved performance for in vivoimaging of neurons and brain tumours.

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Metadata

Authors
Yu, D., Gustafson, W. C., Han, C., Lafaye, C., Noirclerc-Savoye, M., Ge, W.-P., Thayer, D. A., Huang, H., Kornberg, T. B., Royant, A., Jan, L. Y., Jan, Y. N., Weiss, W. A., & Shu, X.
Venue
Nature Communications
Published
2014-05-15
Volume
5
Issue
1
Pages
3626-3626
ISSN
2041-1723 (ISSN-L)
OpenAlex
W2001589031
Cited by
165
References
5
FWCI
11.55
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: An improved monomeric infrared fluorescent protein for neuronal and tumour brain imaging. https://app.cochat.ai/papers/10.1038/ncomms4626
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Yu, D., Gustafson, W. C., Han, C., Lafaye, C., Noirclerc-Savoye, M., Ge, W.-P., Thayer, D. A., Huang, H., Kornberg, T. B., Royant, A., Jan, L. Y., Jan, Y. N., Weiss, W. A., & Shu, X. (2014). An improved monomeric infrared fluorescent protein for neuronal and tumour brain imaging. Nature Communications. https://doi.org/10.1038/ncomms4626

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

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