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Research Focus
2D and 3D cross-sectional optical imaging of biological tissue at close
to cellular resolution (e.g., 2-10µm) and at depths of 1-3mm can
have significant impacts on noninvasive or minimally invasive clinical
diagnosis of tissue abnormalities, e.g., tumorigenesis, as well as engineering
tissue growth and repair. Laser scanning endoscopes, based on optical
coherence tomography (OCT), have been developed and tested on a wide variety
of tissues both ex vivo and in vivo. Encouraging results based on animal
and human studies show that LSE can provide morphological details correlated
well with excisional histology, suggesting its potential for optical biopsy
or optically guided biopsy to reduced negative biopsies in clinical practice.
Current research of Dr. Pan’s lab is focused on early-stage epithelial
cancer detection, diagnosis of cartilage injury and repair, and assessment
of engineering tissue growth. In addition, Dr. Pan’s lab studies
skin dehydration, geriatric incontinence, fluorescence imaging and light
microscopy.
Education
- Postdoc - Medical Laser Center of Luebeck, Germany, 1993 - 1996
- Ph.D. - National Laser Technology Laboratories, China, 1992
- M.Sc. - Huazhong University of Science and Technology, China, 1988
- B.Sc. - Huazhong University of Science and Technology, China, 1985
Professional Experience
- 2004 – present Associate Professor, Department of Biomedical
Engineering, State University of New York (SUNY) at Stony Brook, Stony
Brook, NY
- 2002 – 2004 Assistant Professor, Department of Biomedical Engineering,
State University of New York (SUNY) at Stony Brook, Stony Brook, NY
- 2001 – 2002 Assistant Professor of Biomedical Engineering, McGowan
Center for Regenerative Medicine, University of Pittsburgh, Pittsburgh,
PA
- 1999 – 2002 (Tenure Track) Assistant Professor of Medicine &
Biomedical Engineering, Univ. of Pittsburgh, and Principal Investigator,
Science & Technology Center, Carnegie Mellon University
- 1996 – 1999 Senior Imaging Scientist (OCT project leader), (NSF)
Center for Light Microscope Imaging & Biotechnology, Carnegie Mellon
University, Pittsburgh, PA
- 1992 – 1995 Postdoctoral Scientist, (German national) Medical
Laser Center of Luebeck, Medical University of Luebeck, Luebeck, Germany
- 1991 – 1992 Assistant Professor of Applied Optics, National
Laser Technology Laboratories, Huazhong University of Science and Technology,
Wuhan, China
Honors
- 2002 – 2005 Panel review for NIH study sections (NCI, NIBIB),
NIH, Bethesda
- Research/paper reported by other Journal: “Fluorescence Prescreen
Enhances OCT Cancer Identification,” Biophotonics Intl., 11(2),
(2004)
- Research/paper reported by other Journal: “Using OCT to probe
deeper,” Optics & Photonics News, July: 11 (2003)
- Research/paper reported by other Journal: “Biomorph mirror
helps capture biological tissue images,” Laser Focus World, 38(3):
42-43 (2002)
- Research/paper reported by other Journal: “OCT distinguishes
cancer from precancer,” Biophotonics Intl., 10(2): 64-65 (2002)
- 2002 Sylvia Sorkin Greenfield Best Paper Award, American Association
of Physicists In Medicine
- 2000 - 2002 Panel review for NSF BioPhotonics Partnership program,
NSF, DC
- 2002 Director, DARPA/DSO workshop: "New BioImaging Techniques
for Self Diagnosis"
- 2001 Panel review for NSF BioPhotonics Partnership program
- 2000 Scientific Advisory Committee, SPIE BioPhotonics Conference'
2000, Nov. 8-10, Beijing, China
- 2000 Panel review for NSF BioPhotonics Partnership program
- 1998 Co-chair: Coherence-Domain/Holographic Imaging Techniques Symposium,
Biomedical Engineering Society (BMES) Annual Meeting, October 10-13,
Cleveland
- 1997 Recipient: Outstanding Researcher, granted by The National Science
Foundation through a refereeing process
- 1994 – Biophysical Society, Int'l Society of Photo-Optical
Instrumentation Engineers, American Association for the Advancement
of Science, American Society of Engrg. Education
- 1994 Guest Professor: National Laser Technology Laboratories, China
- 1992 – 1996 MLL Fellowship: Medical Laser Center of Luebeck,
Germany
- 1992 Recipient: Best PhD Thesis Award, awarded by the Chinese High
Education Committee
- 1992 – Invited review for: Applied Optics, J. of Optical Society
of America A, Optics Letters, Journal of Biotechnology Progress, IEEE
Trans on Magnetism, Optical Engineering.
- 1992 Graduated with highest honest (summa cum laude) from the National
Laser Technology Laboratories, China
- 1991 Recipient: H. G. Scholarship, awarded to graduate students in
science and engineering for "Excellence in Doctorate Study"
Grants
- 07/04 - 06/08 NIH - National Institutes of Health (NIDDK) 2R01-DK059265
PI
"NONINVASIVE DETECTION OF EARLY BLADDER CANCERS"
- 09/04 - 08/08 NIH - National Institutes of Health (NIDDK) R01-DK068401
CoPI
"Wound Repair by Stimulation of Specific Tissue Ingrowth"
- 09/04 - 08/05 Whitaker Foundation - Biomedical Engineering Transitional
Research Grant PI
"Fluorescence-Image-Guided OCT Endoscopy for Noninvasive Diagnosis
of Bladder Tumors: System Development "
- 12/01 - 11/03 US Army (DARPA/DSO) - Defense Advanced Research Project
PI
"Development of Noninvasive Medical Imaging Techniques For Field
Uses: Phase 1"
- 04/01 - 03/04 NIH - National Institutes of Health (NIDDK) R01-DK059265-01
PI
"NONINVASIVE DETECTION OF UROTHELIAL ABNORMALITIES"
- 08/01 - 07/02 Pittsburgh Tissue Engineering Initiative - Technology
Development Fund PI
"High-Resolution Optical Arthroscopy for Noninvasive or Minimally
Invasive Diagnosis of Small Hard Tissue Lesions" Active
- 09/00 - 08/04 Whitaker Foundation - Biomedical Engineering Research
Grant PI
"Cystoscopic Optical Coherence-Domain Imaging for Noninvasive Diagnosis
of Urinary Bladder Tumors: System Development "
- 09/00 - 08/02 University of Pittsburgh Medical Center - CMRF PI
"Noninvasive Detection of Bladder Tumors Using Optical Coherence
Tomography: Preliminary Study" Active
- 11/00 - 12/01 Carnegie Mellon University - New Technology Seed Grant
PI
"Noninvasive Monitoring of Bone Regeneration"
- 03/96 - 09/99 Carnegie Mellon University - Unilever US Research &
Development Co-PI
"Noninvasive and in vivo Imaging of Human Skin Functions Completed
Patent Applications
- Y. -T. Pan, "Fiberoptic Mach-Zehnder interferometer based polarization-sensitive
optical coherence imaging devices," submitted to University of
Pittsburgh Technology Transfer Office, 02/2000.
- Y. -T, Pan, G. Fedder, H. Xie, F. Campbell, “An endoscopic laser
scanning imaging device based on a MEMS micromirror,” submitted
in 09/2001, patent pending.
- Y. -T, Pan, Z. G. Li, C. Chu, “Arthroscopic Optical Coherence
Tomography,” patent application, 2002.
Publications
Books
- Y. -T. Pan and X. -D Liu: Magneto-Optics In Magnetic Fluids, (in Chinese)
University Press, Huazhong University of Science and Technology, Wuhan,
China, (2000).
Journal Publications
- T. Q. Xie, Z. G. Wang, & Y. T. Pan, "Dispersion compensation
in high-speed optical coherence tomography using acousto-optic modulation,"
Appl. Opt. accepted (2005)
- C. -W. Du, Y. T. Pan, G. A. MacGowan, A. P. Koretsky, “Decreasing
motion artifacts in calcium-dependent fluorescence transients from the
perfused mouse heart using frequency filtering,” Cell Calcium,
35: 141-153 (2004)
- C. R. Chu, D. Lin, J. L. Geisler, C. T. Chu, F. H. Fu, Y. T. Pan,
"Arthroscopic Microscopy of Articular Cartilage Using Optical Coherence
Tomography," AJSM, 32: 699-709 (2004)
- A. Jain, H. Xie, Y. T. Pan, G. Fedder, “A Two-Axis Electrothermal
Micromirror for Endoscopic Optical Coherence Tomography,” IEEE
J. of Selected Topics in Quantum Electronics, 10:636-642 (2004)
- Y. T. Pan, T. Q. Xie, and Z. G. Wang, “Detection of Bladder
Tumorigenesis Using Optical Coherence Tomography,” SPIE 5316:
56-61 (2004)
- T. Q. Xie, and Z. G. Wang, Y. T. Pan, “Comparable Study of Optical
Coherence Tomography with the wavelength of 940nm and 1300nm,”
SPIE 5316: 439-443 (2004)
- T. Q. Xie, Z. G. Wang, & Y. T. Pan, "High-speed optical coherence
tomography using fiber-optic acousto-optic phase modulation," Opt.
Express, 11: 3210-3219 (2003)
- Y. T. Pan, T. Q. Xie, C. W. Du, S. Bastacky, M. L. Zeidel, “Enhancing
early bladder cancer detection with fluorescence-guided endoscopic optical
coherence tomography,” Opt. Letts., 28: 2485-87 (2003)
- Y. T. Pan, Z. Li, and C. Chu, "Hand-held Arthroscopic Optical
Coherence Tomography for In Vivo High-resolution Articular Cartilage
Imaging," J. Biomed. Opt., 8: 648-654, (2003)
- T. Q. Xie, H. K. Xie, G. K. Fedder, & Y. T. Pan, “Endoscopic
Optical Coherence Tomography with a Modified MEMS Mirror,” Elect.
Letts., 39: 1535-1536 (2003)
- H. -K. Xie, Y. -T. Pan, and G. Fedder, "A CMOS-MEMS Micromirror
With Large Out-of-Plane Actuation," J. MEMS, 12 (4): 450-457, (2003)
- T. Q. Xie, H. K. Xie, G. K. Fedder, & Y. T. Pan, “Endoscopic
Optical Coherence Tomography with a Modified MEMS Mirror for Detection
of Bladder Cancers,” Appl. Opt., 42:6422-6426, (2003)
- C. Han, C. Chu, N. Adachi, F. Fu, J. Huard, & Y. T. Pan, "Monitoring
the healing process in rabbit cartilage post chondrocyte transplantation
with OCT," Osteoarthritics & Cartilage,11:111-121, (2003)
- H. -K. Xie, Y. -T. Pan, and G. Fedder, “Endoscopic optical coherence
tomographic imaging with a CMOS-MEMS micromirror,” Physical A
103: 237-241, (2003)
- T. -Q. Xie, Z. -G. Li, M. Zeidel, and Y. -T. Pan, "Optical Imaging
Diagnostics of Bladder Tissue with Optical Coherence Tomography,"
SPIE – 4609: 159-164 (2003).
- C. -W. Du, Y. -T. Pan, G. MacGowan, and A. Koretsky, "Separation
of calcium transients and motion artifact using frequency filtering
of fluorescent signals arising from the perfused mouse heart",
SPIE – 4623: 283-286 (2002)
- T. -Q. Xie, M. L. Zeidel, and Y. -T. Pan, "Detection of tumorigenesis
in urinary bladder with optical coherence tomography: optical characterization
of morphological changes," Opt. Ex-press, 10(24), 1431-1443 (2002)
- Y. -T. Pan, J. P. Lavelle, S. Bastaky, S. Meyers, D. L. Farkas, and
M. Zeidel, "Detection of Tumorigenesis in Rat Bladders with Optical
Coherence Tomography," Med. Phys., 28(12): 2432-2440, (2001).
- Y. -T. Pan, H. -K. Xie, and G. Fedder, "Endoscopic Optical Coherence
Tomography Based on A CMOS-MEMS Micromirror," Opt. Letts., 26(24),
1966-1968, (2001).
- Y. -T. Pan, J. Lavelle, S. Bastaky, D. L. Farkas, M. Zeidel, "Noninvasive
imaging of biological tissue structure, function, and abnormalities
with optical coherence tomography," H. Liu & Q. Luo, eds, Biomedical
Photonics and Optoelectronic Imaging, SPIE 4224, p.391-399 (2000)
- Y. -T. Pan & D. L. Farkas, " Non-invasive Imaging of Living
Human Skin with Dual-wavelength Optical Coherence Tomography in Two
and Three Dimensions," Journal of Biomedical Optics, 3 (10), 446-455
(1998), with a 3-D OCT image on cover page.
- Y. -T. Pan & D. L. Farkas, "Noninvasive imaging of biological
tissue with dual wavelength optical coherence tomography," D. L.
Farkas, R. C. Reif & B. J. Tromberg, ed., Optical Investigations
of Cells In Vitro and In Vivo, SPIE-3260, 141-149 (1998)
- Y. -T. Pan, R. Birngruber, and R. Engelhardt, "Contrast limits
of coherence-gated imaging in scattering media," Applied Optics,
36 (13), 2979-2986 (1997)
- Y. -T. Pan, E. Lankenau, R. Birngruber, and R. Engelhardt, "In
vivo optical coherence-gated imaging of biological tissues," IEEE
Journal of Selected Topics in Quantum Electronics, 2 (4), 1029-1034
(1997)
- Y. -T. Pan & D. L. Farkas, “In vivo imaging of biological
tissues using 1.3 mm optical coherence tomography,” SPIE-2983:
93-100 (1997)
- J. Welzel, E. Lankenau, Y. -T. Pan, R. Birngruber, & R. Engelhardt,
"Optical coherence tomography of the skin, " In: Elsner P.,
Berardesca E., Gabard B. Serup S. (eds.): Advances in skin biomedical
engineering. Karger, Basel, (1997)
- Y. -T. Pan, R. Birngruber, and R. Engelhardt "Optical coherence-gated
imaging of biological tissues," SPIE-2678: 165 (1996)
- Y. -T. Pan, X. D. Liu & C. W. Du, "Characteristics of magneto-optical
effects of magnetic fluid and their applications," AIP transl.
(Chin. J.) Acta Optica Sinica. 16 (12): 1725-1729 (1996)
- Y. -T. Pan, R. Birngruber, J. Rosperich, and R. Engelhardt, "Optical
coherence tomography in turbid tissues: theoretical analysis,"
Applied Optics, 34 (28): 6564-6574 (1995)
- Y. -T. Pan, S. Alrt, R. Birngruber, and R. Engelhardt, "Optical
coherence tomography in scattering media: theory and experimental results,"
SPIE-2628: 239-248 (1995)
- Y. -T. Pan, R. Birngruber, J. Rosperich, G. Huetterman, R. Engelhardt,
"Measurement of optical-interaction-coefficients of intralipid
in visible and NIR range," SPIE-2134: 354-363 (1994)
- Y. -T. Pan, C. W. Du, Z. G. Li, X. D. Liu and R. Birngruber, "Monte-Carlo
simulation of magneto-birefringence in magnetic fluids," J. Appl.
Phys., 73 (10): 6142-6145 (1993)
- Y. -T. Pan, C. W. Du, Z. G. Li, X. D. Liu and R. Birngruber, "The
wavelength dependence of Faraday effect and magneto-birefringence in
ferrofluid thin films," J. Appl. Phys., 73 (10): 6139-6141 (1993)
- Y. -T. Pan, X. D. Liu, C. W. Du & Z. G. Li, "Fiber-optic
magnetooptical bistable effects in the thin films of magnetic fluids,"
Soviet J. of Low Temperature Physics, 18: 269-272 (1992)
- Y. -T. Pan, X. D. Liu, C. W. Du and Z. G. Li., "An effective
correction to the theoretical curve of magneto-birefringence of magnetic
fluid," J. Appl. Phys., 71 (8): 3937-3939 (1992)
- Y. -T. Pan, X. D. Liu, C. W. Du & Z. G. Li, "Magneto-optical
bistability of ferrofluids," AIP transl. Chin. Phys., 12 (1): 132-137
(1992)
- Y. -T. Pan, X. Liu, C. W. Du & Z. G. Li, "Longitudinal magneto-optical
absorption and rotation in concentrated ferrofluid thin films,"
Soviet J. of Low Temperature Phys., 18: 273-276 (1992)
- Y. -T. Pan, C. W. Du & X. D. Liu, "Microprocessor-based fiber-optic
temperature sensor for medical applications," AIP transl. (Chin.
J.) Acta Electronica Sinica, 20 (2): 87-91 (1992)
- Y. -T. Pan & X. D. Liu, "Magneto-optical properties of dense
magnetic fluid and their applications," (Chin. J.) Infrared Technology,
14 (5): 41-45 (1992)
- Y. -T. Pan, X. D. Liu, C. W. Du and Z. G. Li, "Fiber-optic magnetic
field and current sensor, using magneto-birefringence of dense ferrofluid
thin films," Curshaw, ed., Advances in optical fiber sensors, SPIE-1572:
477-482 (1991)
- Y. -T. Pan, X. D. Liu & C. W. Du, "Optical bistable effects
of magnetic fluid," AIP transl. (Chin. J.) Acta Optica Sinica,
11 (8): 687-692 (1991)
- Y. -T. Pan & X. D. Li, "Modified cladding refractive index
dependent fiber-optic thermometer for biomedical applications,"
AIP transl. (Chin. J.) Infrared & Millimeter Waves, 9 (1): 79-86
(1990)
- Y. -T. Pan & X. D. Liu, "Thermal sensitive cladding fiber-optic
thermometer for biomedical applications," Chin. J. of Infrared
Research, 9 (1): 73-80 (1989)
Invited Presentations
- Chu C. R., Studer R. K., Geisler J., Fu F. H., Pan Y. T., “Optical
coherence tomography form birefringence is a potential marker of early
articular cartilage degeneration,” 5th International Cartilage
Repair Society Meeting, Gent Belgium, May 26-29 (2004)
- Z. G. Wang, T. Q. Xie, H. K. Xie, and Y. T. Pan, "Detecting bladder
cancers with optical coherence tomography," BioPhotonics West ’2004,
San Jose, Jan.25-28, (2004)
- Y. T. Pan, "Laser Scanning endoscopy for high-resolution biomedical
imaging," invited presentation at the Life Science Directorate,
Brookhaven National Lab, August 28, 2003
- A. Jain, T. Xie, Y. T. Pan, G. K. Fedder, and H. Xie, “A Two-Axis
Electrothermal SCS Micromirror for Biomedical Imaging,” 2003 IEEE/LEOS
International Conference on Optical MEMS, Waikoloa, HI, August 2003
- H. Xie, A. Jain, T. Xie, Y. T. Pan, and G. K. Fedder, “A Single-Crystal
Silicon-based Micromirror with Large Scanning Angle for Biomedical Applications,”
Conference on Lasers and Electro-Optics (CLEO) 2003, Baltimore, MD,
June 2003
- Y. T. Pan, "Noninvasive Optical Imaging Diagnosis of Early Bladder
Cancers," invited presentation at the Brady Urologic Institute,
John Hopkins University, June 06, 2003
- Han, C., Pan, Y. T., Chu, C. R., Adachi, N Huard J, Fu, F.H., “Analysis
of the Rabbit Articular Cartilage Repair after Chondrocyte Implantation
using Optical Coherence Tomography,” International Cartilage Repair
Society, Toronto, Canada, June 2002
- Y. T. Pan, "Portable Handheld Optical Coherence Tomographic Probes
For Field Use," DARPA PIC Meeting, Tampa, September 4-7, 2002.
- Y. T. Pan, "Detection of bladder cancer with endoscopic optical
coherence tomography," OSA meeting '2002, Miami, April 7-9, 2002.
- T. -Q. Xie, Z. -G. Li, M. Zeidel, and Y. -T. Pan, "Optical Imaging
Diagnostics of Bladder Tissue Abnormalities," SPIE - BioPhotonics
Urology Section, Jan. 19-26, San Jose, CA (2002).
- C. -W. Du, Y. -T. Pan, G. MacGowan, and A. Koretsky, "Separation
of calcium transients and motion artifact arising from perfused mouse
heart," SPIE - BioPhotonics, Jan. 19-25, CA (2002).
- Y. -T. Pan, "Optical Imaging Diagnosis of Cytotoxicity In Rabbit
Cornea After Biochemical Attacks," invited PI presentation by DARPA/PIC
Program, Jan. 7-8, 2002.
- Y. -T. Pan, "Noninvasive Optical Imaging Techniques for Field-Use
Soldier's Self Diagnosis" invited presentation by DARPA/DSO, April
18, 2001.
- Y. -T. Pan, "Noninvasive Optical Imaging Monitoring of Engineering
Tissue Growth," invited presentation at the First International
Conference on Engineering Tissue Growth '2000, Pittsburgh, March 26-28,
2001.
- Y. -T. Pan, "Optical Coherence-gated Imaging," invited presentation
at Hsinghua University, Beijing, Nov. 22, 2000.
- Y. -T. Pan, "Special Topics on Advanced Biomedical Imaging Techniques,"
invited presentation at Huazhong University of Science and Technology,
Wuhan, Nov. 17, 2000.
- Y. -T. Pan, "High-resolution Optical Imaging Diagnosis of Bladder
Cancers," invited presentation at the International Conference
on Biomedical Optics – China ‘2000, Beijing, Nov. 8-10,
2000.
- Y. -T. Pan, "High-Fidelity Optical Coherence Tomography for Noninvasive
Biomedical Imaging: Technological Developments," invited presentation
by NIH/NIBIB, March 20, 2000.
- Y. -T. Pan, "Noninvasive and High-resolution Optical Imaging
Diagnosis of Biological Tissue," invited presentation by NIH/NINDS,
June 20, 1999.
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