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Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein.

Publication ,  Journal Article
Oliinyk, OS; Ma, C; Pletnev, S; Baloban, M; Taboada, C; Sheng, H; Yao, J; Verkhusha, VV
Published in: Nat Methods
January 2023

Applying rational design, we developed 17 kDa cyanobacteriochrome-based near-infrared (NIR-I) fluorescent protein, miRFP718nano. miRFP718nano efficiently binds endogenous biliverdin chromophore and brightly fluoresces in mammalian cells and tissues. miRFP718nano has maximal emission at 718 nm and an emission tail in the short-wave infrared (SWIR) region, allowing deep-penetrating off-peak fluorescence imaging in vivo. The miRFP718nano structure reveals the molecular basis of its red shift. We demonstrate superiority of miRFP718nano-enabled SWIR imaging over NIR-I imaging of microbes in the mouse digestive tract, mammalian cells injected into the mouse mammary gland and NF-kB activity in a mouse model of liver inflammation.

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Published In

Nat Methods

DOI

EISSN

1548-7105

Publication Date

January 2023

Volume

20

Issue

1

Start / End Page

70 / 74

Location

United States

Related Subject Headings

  • Optical Imaging
  • Mice
  • Mammals
  • Fluorescent Dyes
  • Developmental Biology
  • Animals
  • 31 Biological sciences
  • 11 Medical and Health Sciences
  • 10 Technology
  • 06 Biological Sciences
 

Citation

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Oliinyk, O. S., Ma, C., Pletnev, S., Baloban, M., Taboada, C., Sheng, H., … Verkhusha, V. V. (2023). Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein. Nat Methods, 20(1), 70–74. https://doi.org/10.1038/s41592-022-01683-0
Oliinyk, Olena S., Chenshuo Ma, Sergei Pletnev, Mikhail Baloban, Carlos Taboada, Huaxin Sheng, Junjie Yao, and Vladislav V. Verkhusha. “Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein.Nat Methods 20, no. 1 (January 2023): 70–74. https://doi.org/10.1038/s41592-022-01683-0.
Oliinyk OS, Ma C, Pletnev S, Baloban M, Taboada C, Sheng H, et al. Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein. Nat Methods. 2023 Jan;20(1):70–4.
Oliinyk, Olena S., et al. “Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein.Nat Methods, vol. 20, no. 1, Jan. 2023, pp. 70–74. Pubmed, doi:10.1038/s41592-022-01683-0.
Oliinyk OS, Ma C, Pletnev S, Baloban M, Taboada C, Sheng H, Yao J, Verkhusha VV. Deep-tissue SWIR imaging using rationally designed small red-shifted near-infrared fluorescent protein. Nat Methods. 2023 Jan;20(1):70–74.

Published In

Nat Methods

DOI

EISSN

1548-7105

Publication Date

January 2023

Volume

20

Issue

1

Start / End Page

70 / 74

Location

United States

Related Subject Headings

  • Optical Imaging
  • Mice
  • Mammals
  • Fluorescent Dyes
  • Developmental Biology
  • Animals
  • 31 Biological sciences
  • 11 Medical and Health Sciences
  • 10 Technology
  • 06 Biological Sciences