Preparation of Raman Active Polymer with Encoding of Triple  Bonded Raman Intensity and Cell Imaging

ZHU Wei, SHEN Aiguo, Hu Jiming

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Chinese Journal of Light Scattering ›› 2022, Vol. 34 ›› Issue (1) : 40-46.
Papers by young scholars at the21th National Conference on light scattering

Preparation of Raman Active Polymer with Encoding of Triple  Bonded Raman Intensity and Cell Imaging

  • ZHU Wei1, SHEN Aiguo1*, Hu Jiming2
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Abstract

Triple bond based Raman scattering tags have attracted extensive researchers’ attention for biological multivariate labeling. However, there are still difficult to break through the “color limit”, the synthesis of signal molecules based on Raman shifts of triple bond is difficult, and the signal noise ratio of small Raman molecules is poor. In this paper, small molecular monomers containing strong triple bond Raman scatters were rationally tailored and polymerized at the nanoscale level, which could enhance imaging contrast with smaller but brighter optical nanotags with artificial ‘fingerprint’ output. In particular, a class of triple bond rich polymer nanoparticles (NPs) has been engineered by regulating the relative dosages of three chemically different triple bond monomers in co polymerization, and the suggested bonding can achieve 15 spectrally distinguishable triple bond combinations. The accurate construction of structured nano molecular aggregates will become a universal method for small size, high sensitivity and high throughput biological imaging tags for multi color imaging. 

Key words

triple bond / polymer / Raman intensity / imaging

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ZHU Wei, SHEN Aiguo, Hu Jiming. Preparation of Raman Active Polymer with Encoding of Triple  Bonded Raman Intensity and Cell Imaging. Chinese Journal of Light Scattering. 2022, 34(1): 40-46

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