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Investigations on colorectum cancer cell lines and nucleus by FTIR spectroscopy

  • Chao Zhang
  • , Xue Jun Sun
  • , Dong Liu
  • , Wei Liu
  • , Jian Bao Zheng
  • , Jun Kai Du
  • , Xiao Feng Ling
  • , Yuan Fu Zhang
  • , Yi Zhuang Xu
  • , Jin Guang Wu
  • The First Affiliated Hospital of Xi’an Jiaotong University
  • Liaoning University of Traditional Chinese Medicine
  • Peking University

Research output: Contribution to journalArticlepeer-review

Abstract

The purpose of this study is to establish the cell and subcellular basis for the diagnosis of colorectal cancer by researching the FTIR (Fourier transform infrared spectra) of the normal tissue (30 cases) and cell line (SW 620), normal nuclei and malignant nucleus with Fourier transform infrared spectrum technology. The results of the peak position and the relative intensity obtained by statistical analysis indicate that the bands at 2925, 1240 and 1085 cm-1 shifted toward higher wavenumber (p<0.05) in the FTIR spectra of cell lines (SW 620) and malignant nucleus. The 1400 cm-1 band shifted toward lower wave number (p<0.05). The relative intensity ratios of I1650/I1460, I1400/I1460 and I1240/I1460 increased in the FTIR spectra of cell lines (SW 620) compared with normal tissue (p<0.05), but inversely, I1740/I1460 decreased significantly (p<0.01). The relative intensity ratios of I1650/I1460, I1400/I1460 and I1240/I1460 also increased in the FTIR spectra of the malignant nucleus. The above statistic differences are the basis for diagnosing colorectum cancer by FTIR spectroscopy.

Original languageEnglish
Pages (from-to)1496-1500
Number of pages5
JournalGuang Pu Xue Yu Guang Pu Fen Xi/Spectroscopy and Spectral Analysis
Volume33
Issue number6
DOIs
StatePublished - Jun 2013
Externally publishedYes

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Cell line
  • Cell nucleus
  • Fourier transform infrared spectra

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