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Evidence for a stem-cell lineage in corneal squamous cell carcinoma using synchrotron-based Fourier-transform infrared microspectroscopy and multivariate analysis

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Evidence for a stem-cell lineage in corneal squamous cell carcinoma using synchrotron-based Fourier-transform infrared microspectroscopy and multivariate analysis. / Kerns, Jemma; Nakamura, Takahiro; Kinoshita, Shigeru; Fullwood, Nigel J.; Martin, Frank.

In: Analyst, Vol. 135, No. 12, 2010, p. 3120-3125.

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@article{00ff860f82c34cd4a3bcf0f9e96c4aa2,
title = "Evidence for a stem-cell lineage in corneal squamous cell carcinoma using synchrotron-based Fourier-transform infrared microspectroscopy and multivariate analysis",
abstract = "The cornea is one of the few human tissues where the in situ locations of stem cells (SCs), transient-amplifying (TA) cells and terminally-differentiated (TD) cells have been relatively well localised and characterised. Mid-infrared (IR) (4000-400 cm(-1)) is absorbed by biological molecules and facilitates the acquisition in the biochemical-cell fingerprint region (1800-900 cm(-1)) of spectra representative of structure and function. Human cornea derived from normal or squamous cell carcinoma (SCC) samples were acquired, cryosectioned (10 mu m), floated onto BaF2 windows and interrogated using synchrotron-based radiation (SRS) Fourier-transform IR (FTIR) microspectroscopy. Spectra were analysed using principal component analysis (PCA) with or without linear discriminant analysis (LDA) to allow cluster analysis of the cell categories. A clear cell lineage emanating from SCs to TA cells to TD cells was noted in normal samples. Within the SCC samples, a small sub-population of the cell-derived spectra pointed to a SC-like phenotype with the vast majority pointing to a TA cell-like character; these cells would tend to be the most proliferative within a tissue. Our findings suggest that SRS FTIR microspectroscopy has the potential to identify and characterise cancer SCs.",
keywords = "IDENTIFICATION, SPECTROSCOPY, LIMBAL",
author = "Jemma Kerns and Takahiro Nakamura and Shigeru Kinoshita and Fullwood, {Nigel J.} and Frank Martin",
year = "2010",
doi = "10.1039/c0an00507j",
language = "English",
volume = "135",
pages = "3120--3125",
journal = "The Analyst",
issn = "0003-2654",
publisher = "Royal Society of Chemistry",
number = "12",

}

RIS

TY - JOUR

T1 - Evidence for a stem-cell lineage in corneal squamous cell carcinoma using synchrotron-based Fourier-transform infrared microspectroscopy and multivariate analysis

AU - Kerns, Jemma

AU - Nakamura, Takahiro

AU - Kinoshita, Shigeru

AU - Fullwood, Nigel J.

AU - Martin, Frank

PY - 2010

Y1 - 2010

N2 - The cornea is one of the few human tissues where the in situ locations of stem cells (SCs), transient-amplifying (TA) cells and terminally-differentiated (TD) cells have been relatively well localised and characterised. Mid-infrared (IR) (4000-400 cm(-1)) is absorbed by biological molecules and facilitates the acquisition in the biochemical-cell fingerprint region (1800-900 cm(-1)) of spectra representative of structure and function. Human cornea derived from normal or squamous cell carcinoma (SCC) samples were acquired, cryosectioned (10 mu m), floated onto BaF2 windows and interrogated using synchrotron-based radiation (SRS) Fourier-transform IR (FTIR) microspectroscopy. Spectra were analysed using principal component analysis (PCA) with or without linear discriminant analysis (LDA) to allow cluster analysis of the cell categories. A clear cell lineage emanating from SCs to TA cells to TD cells was noted in normal samples. Within the SCC samples, a small sub-population of the cell-derived spectra pointed to a SC-like phenotype with the vast majority pointing to a TA cell-like character; these cells would tend to be the most proliferative within a tissue. Our findings suggest that SRS FTIR microspectroscopy has the potential to identify and characterise cancer SCs.

AB - The cornea is one of the few human tissues where the in situ locations of stem cells (SCs), transient-amplifying (TA) cells and terminally-differentiated (TD) cells have been relatively well localised and characterised. Mid-infrared (IR) (4000-400 cm(-1)) is absorbed by biological molecules and facilitates the acquisition in the biochemical-cell fingerprint region (1800-900 cm(-1)) of spectra representative of structure and function. Human cornea derived from normal or squamous cell carcinoma (SCC) samples were acquired, cryosectioned (10 mu m), floated onto BaF2 windows and interrogated using synchrotron-based radiation (SRS) Fourier-transform IR (FTIR) microspectroscopy. Spectra were analysed using principal component analysis (PCA) with or without linear discriminant analysis (LDA) to allow cluster analysis of the cell categories. A clear cell lineage emanating from SCs to TA cells to TD cells was noted in normal samples. Within the SCC samples, a small sub-population of the cell-derived spectra pointed to a SC-like phenotype with the vast majority pointing to a TA cell-like character; these cells would tend to be the most proliferative within a tissue. Our findings suggest that SRS FTIR microspectroscopy has the potential to identify and characterise cancer SCs.

KW - IDENTIFICATION

KW - SPECTROSCOPY

KW - LIMBAL

U2 - 10.1039/c0an00507j

DO - 10.1039/c0an00507j

M3 - Journal article

VL - 135

SP - 3120

EP - 3125

JO - The Analyst

JF - The Analyst

SN - 0003-2654

IS - 12

ER -