It is proposed to develop a novel instrument for a broad area of biomedical research and clinical studies. This instrument is deigned for a real time, non-invasive microscopic imaging. The proposed apparatus consists of a laser system, a microscope, and detection system. A modern spectroscopic technique - coherent anti-stokes raman scattering - is suggested as a non-invasive probe. A novel laser and optical design is described and evaluated. A new microscopic arrangement for raman imaging is proposed in order to improve spatial resolution. Several novel detection schemes, incorporating both state-of-the-art scientific knowledge and technical achievements are suggested. A prototype of instruments is designed and will be constructed. Technical specifications for the proposed instrument will be determined. The developed instrument will be used at the University of Wisconsin-Milwaukee for biophysical studies of cellular processes.

Agency
National Institute of Health (NIH)
Institute
National Center for Research Resources (NCRR)
Type
Exploratory/Developmental Grants (R21)
Project #
1R21RR014257-01
Application #
2884734
Study Section
Special Emphasis Panel (ZRR1-BT-4 (01))
Program Officer
Song, Min-Kyung H
Project Start
1999-08-01
Project End
2001-07-31
Budget Start
1999-08-01
Budget End
2000-07-31
Support Year
1
Fiscal Year
1999
Total Cost
Indirect Cost
Name
University of Wisconsin Madison
Department
Physics
Type
Schools of Arts and Sciences
DUNS #
161202122
City
Madison
State
WI
Country
United States
Zip Code
53715
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Arora, Rajan; Petrov, Georgi I; Yakovlev, Vladislav V (2008) Analytical Capabilities of Coherent Anti-Stokes Raman Scattering Microspectroscopy. J Mod Opt 55:3237-3254
Petrov, Georgi I; Arora, Rajan; Yakovlev, Vladislav V et al. (2007) Comparison of coherent and spontaneous Raman microspectroscopies for noninvasive detection of single bacterial endospores. Proc Natl Acad Sci U S A 104:7776-9
Petrov, Georgi I; Vodopyanov, Konstantin L; Yakovlev, Vladislav V (2007) Tunable mid-infrared MHz-rate picosecond pulses generated by optical parametric amplification of white-light continuum in GaSe. Opt Lett 32:515-7
Shcheslavskiy, V; Petrov, G I; Saltiel, S et al. (2004) Quantitative characterization of aqueous solutions probed by the third-harmonic generation microscopy. J Struct Biol 147:42-9