Distance and angular dependence of intensity ratios in laser-induced autofluorescence techniques

Medical Physics

Volumn 31, Issue 5, 2004, Pages 1072-1075

  Kwek, L C ^a   Fu, Sheng ^a   Chia, T C ^a   Tang, C L ^b  

^a NANYANG TECHNOLOGICAL UNIVERSITY   (Singapore)

^b SINGAPORE GENERAL HOSPITAL   (Singapore)

Author keywords

[No Author keywords available]

Indexed keywords

CELLS; DISEASES;

ANGULAR DEPENDENCE; CANCER CELLS; HUMAN CANCER CELLS; INTENSITY RATIO; LASER-INDUCED AUTOFLUORESCENCE; NORMAL INCIDENCE; PROBE TIPS; SPECTRAL LINE;

PROBES;

ARTICLE; AUTOFLUORESCENCE; CANCER CELL; COLORECTAL CANCER; DIGESTIVE SYSTEM CANCER; ENDOSCOPE; HUMAN; HUMAN CELL; LASER; LIGHT; PRIORITY JOURNAL; TECHNIQUE;

EID: 2442694114     PISSN: 00942405     EISSN: None     Source Type: Journal    
DOI: 10.1118/1.1695668     Document Type: Article

References (18)

1. V. Backman, M. B. Wallace, L. T. Perelman, J. T. Arendt, R. Gurjar, M. G. Müller, Q. Zhang, G. Zonios, E. Kline, T. McGillican, S. Shapshay, T. Valdez, K. Badizadegan, J. M. Crawford, M. Fitzmaurice, S. Kabani, H. S. Levin, M. Seiler, R. R. Dasari, I. Itzkan, J. Van Dam, and M. S. Feld, "it detection of pre-invasive cancer cells," Nature (London) 406, 35-36 (2000).
2. G. Zonios, L. T. Perelman, V. Backman, R. Manharan, M. Fitzmaurice, J. Van Dam, and M. S. Feld, "Diffuse reflectance spectroscopy of human adenomatous colon polyp in vivo," Appl. Opt. 38, 6628-6637 (1999).
3. J. R. Mourant, I. J. Bigio, J. Boyer, T. M. Johnson, and J. Lacey, "Elastic scattering spectroscopy as a diagnostic for differentiating pathologies in the gastrointestinal tract: preliminary testing," J. Biomed. Opt. 1, 192-199 (1996).
4. Z. Ge, K. T. Schomacker, and N. S. Nishioka, "Identification of colonic dysplasia by diffuse spectroscopy and pattern recognition techniques," Appl. Spectrosc. 52, 833-839 (1998).
5. E. Sevick-Muraca and R. Richards-Kortum, "Quantitative optical spectroscopy for tissue diagnosis," Annu. Rev. Phys. Chem. 47, 555-606 (1996).
6. G. A. Wagnieres, W. M. Star, and B. C. Wilson, "In vivo fluorescence spectroscopy and imaging for oncological applications," Photochem. Photobiol. 68, 603-632 (1998).
7. H. Stepp, R. Sroka, and R. Baumgartner, "Fluorescence endoscopy of gastrointestinal diseases: Basic principles, techniques and clinical experiences," Endoscopy 30, 379-386 (1998).
8. N. Ramanujam, M. Follen-Mitchell, A. Mahadevan-Jansen, S. Thomsen, G. Staerkel, A. Malpica, T. Wright, N. Atkinson, and R. Richards-Kortum, "Cervical precancer detection using multivariate statistical algorithm based on laser fluorescence spectra at multiple excitation wave-lengths," Photochem. Photobiol. 64, 720-735 (1996).
9. K. Schomacker, J. Frisoli, J. Compton, T. Flotte, J. Richter, N. Nishioka, and T. Deutsch, "Ultraviolet laser induced fluorescence of colonic tissue: basic biology and diagnostic potential," Lasers Surg. Med. 12, 63-78 (1992).
10. T. D. Wang, J. M. Crawford, M. Feld, Y. Wang, I. Itzkan, and J. Van Dam, "In vivo identification of colonic dysplasia using fluorescence endoscopic imaging," Gastrointest Endosc. 49, 447-455 (1999).
11. M. A. Mycek, K. T. Schomacker, and N. S. Nishioka, "Colonic polyp differentiation uisng time resolved autofluorescence spectroscopy," Gastrointest Endosc. 48, 390-394 (1998).
12. S. Fu, T. C. Chia, C. H. Diong, C. L. Tang, and C. Seow, SPIE Eur. Conf. Biomed. Opt. Conf. Proc. 4432, 118-123 (2001).
13. S. Fu, T. C. Chia, C. L. Tang, C. H. Diong, L. C. Kwek, C. Seow, and S. M. Krishnan, "Studies of laser induced autofluorescence intensity ratio in human colorectal cancer diagnosis," Asian J. Phys. (to be published); SPIE Eur. Conf. Biomed. Opt. Conf. Proc. 4432, 118-123 (2001).
14. J. J. Baraga, P. Throni, Y. D. Park, K. An, A. Maestri, L. L. Tong, R. P. rava, C. Kittrell, R. R. Dasari, and M. S. Feld, "Ultraviolet laser induced fluorescence of human aorta," Spectrochim. Acta, Part A 45, 95-99 (1989).
15. B. Chance, P. Cohen, F. Jöbsis, and B. Schoener, "Intracellular oxidation reduction states in vivo," Science 137, 499-508 (1962).
16. B. Chance and B. Schoener, "Fluorometric studies of flavin component of respiratory chain," in Flavins and Flavoproteins, edited by Slater (Elsevier, New York, 1966), pp. 510-519.
17. A. E. Profio, D. R. Doiro, OnJ. Balchum, and G. C. Huth, "Fluorescence bronchoscopy for localization of carcinoma, in situ," Med. Phys. 10, 35-39 (1983).
18. D. S. Rasmussen-Taxdal, G. E. Ward, and F. H. J. Figge, "Fluorescence of human lymphatic and cancer tissues following high doses of in traveneous haematoporphyrin," Cancer (N.Y.) 8, 78-81 (1955).