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In vivo imaging of unstained tissues using long gradient index lens multiphoton endoscopic systemsDavid M. Huland, Christopher M. Brown, Scott S. Howard, Dimitre G. Ouzounov, Ina Pavlova, Ke Wang, David R. Rivera, Watt W. Webb, and Chris Xu »View Author Affiliations
David M. Huland,1,*
Christopher M. Brown,1
Scott S. Howard,1,2
Dimitre G. Ouzounov,1
Ina Pavlova,1,3
Ke Wang,1
David R. Rivera,1
Watt W. Webb,1
and Chris Xu1
1School of Applied and Engineering Physics, Cornell University, 146 Clark Hall, Ithaca, NY 14853, USA 2Currently with the Department of Electrical Engineering, University of Notre Dame, 275 Fitzpatrick Hall, Notre Dame, IN 46556, USA 3Currently with the Department of Bioengineering, Rice University, 6500 Main Street Suite 135, Houston, Texas 77030, USA *Corresponding author: dmh56@cornell.edu |
Biomedical Optics Express, Vol. 3, Issue 5, pp. 1077-1085 (2012)
http://dx.doi.org/10.1364/BOE.3.001077
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Abstract
We characterize long (up to 285 mm) gradient index (GRIN) lens endoscope systems for multiphoton imaging. We fabricate a portable, rigid endoscope system suitable for imaging unstained tissues, potentially deep within the body, using a GRIN lens system of 1 mm diameter and 8 cm length. The portable device is capable of imaging a ~200 µm diameter field of view at 4 frames/s. The lateral and axial resolution in water is 0.85 µm and 7.4 µm respectively. In vivo images of unstained tissues in live, anesthetized rats using the portable device are presented. These results show great promise for GRIN endoscopy to be used clinically.
© 2012 OSA
OCIS Codes
(110.2760) Imaging systems : Gradient-index lenses
(170.2150) Medical optics and biotechnology : Endoscopic imaging
(180.4315) Microscopy : Nonlinear microscopy
ToC Category:
Endoscopes, Catheters and Micro-Optics
History
Original Manuscript: February 9, 2012
Revised Manuscript: April 12, 2012
Manuscript Accepted: April 14, 2012
Published: April 19, 2012
Citation
David M. Huland, Christopher M. Brown, Scott S. Howard, Dimitre G. Ouzounov, Ina Pavlova, Ke Wang, David R. Rivera, Watt W. Webb, and Chris Xu, "In vivo imaging of unstained tissues using long gradient index lens multiphoton endoscopic systems," Biomed. Opt. Express 3, 1077-1085 (2012)
http://www.opticsinfobase.org/boe/abstract.cfm?URI=boe-3-5-1077
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References
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- L. Fu, A. Jain, C. Cranfield, H. Xie, and M. Gu, “Three-dimensional nonlinear optical endoscopy,” J. Biomed. Opt.12(4), 040501 (2007). [CrossRef] [PubMed]
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- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- L. Fu, A. Jain, C. Cranfield, H. Xie, and M. Gu, “Three-dimensional nonlinear optical endoscopy,” J. Biomed. Opt.12(4), 040501 (2007). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- B. A. Flusberg, J. C. Jung, E. D. Cocker, E. P. Anderson, and M. J. Schnitzer, “In vivo brain imaging using a portable 3.9 gram two-photon fluorescence microendoscope,” Opt. Lett.30(17), 2272–2274 (2005). [CrossRef] [PubMed]
- J. C. Jung, A. D. Mehta, E. Aksay, R. Stepnoski, and M. J. Schnitzer, “In vivo mammalian brain imaging using one- and two-photon fluorescence microendoscopy,” J. Neurophysiol.92(5), 3121–3133 (2004). [CrossRef] [PubMed]
- J. C. Jung and M. J. Schnitzer, “Multiphoton endoscopy,” Opt. Lett.28(11), 902–904 (2003). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- K. König, A. Ehlers, I. Riemann, S. Schenkl, R. Bückle, and M. Kaatz, “Clinical two-photon microendoscopy,” Microsc. Res. Tech.70(5), 398–402 (2007). [CrossRef] [PubMed]
- M. J. Levene, D. A. Dombeck, K. A. Kasischke, R. P. Molloy, and W. W. Webb, “In vivo multiphoton microscopy of deep brain tissue,” J. Neurophysiol.91(4), 1908–1912 (2004). [CrossRef] [PubMed]
- Q. T. Nguyen, P. S. Tsai, and D. Kleinfeld, “MPScope: a versatile software suite for multiphoton microscopy,” J. Neurosci. Methods156(1-2), 351–359 (2006). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- D. Kobat, N. G. Horton, and C. Xu, “In vivo two-photon microscopy to 1.6-mm depth in mouse cortex,” J. Biomed. Opt.16(10), 106014 (2011). [CrossRef] [PubMed]
- D. Kobat, M. E. Durst, N. Nishimura, A. W. Wong, C. B. Schaffer, and C. Xu, “Deep tissue multiphoton microscopy using longer wavelength excitation,” Opt. Express17(16), 13354–13364 (2009). [CrossRef] [PubMed]
- M. E. Durst, D. Kobat, and C. Xu, “Tunable dispersion compensation by a rotating cylindrical lens,” Opt. Lett.34(8), 1195–1197 (2009). [CrossRef] [PubMed]
- K. König, A. Ehlers, I. Riemann, S. Schenkl, R. Bückle, and M. Kaatz, “Clinical two-photon microendoscopy,” Microsc. Res. Tech.70(5), 398–402 (2007). [CrossRef] [PubMed]
- P. Wilder-Smith, K. Osann, N. Hanna, N. El Abbadi, M. Brenner, D. Messadi, and T. Krasieva, “In vivo multiphoton fluorescence imaging: a novel approach to oral malignancy,” Lasers Surg. Med.35(2), 96–103 (2004). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- M. J. Levene, D. A. Dombeck, K. A. Kasischke, R. P. Molloy, and W. W. Webb, “In vivo multiphoton microscopy of deep brain tissue,” J. Neurophysiol.91(4), 1908–1912 (2004). [CrossRef] [PubMed]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- Y. Wu, Y. Leng, J. Xi, and X. Li, “Scanning all-fiber-optic endomicroscopy system for 3D nonlinear optical imaging of biological tissues,” Opt. Express17(10), 7907–7915 (2009). [CrossRef] [PubMed]
- M. T. Myaing, D. J. MacDonald, and X. Li, “Fiber-optic scanning two-photon fluorescence endoscope,” Opt. Lett.31(8), 1076–1078 (2006). [CrossRef] [PubMed]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- S. J. Lin, S. H. Jee, C. J. Kuo, R. J. Wu, W. C. Lin, J. S. Chen, Y. H. Liao, C. J. Hsu, T. F. Tsai, Y. F. Chen, and C. Y. Dong, “Discrimination of basal cell carcinoma from normal dermal stroma by quantitative multiphoton imaging,” Opt. Lett.31(18), 2756–2758 (2006). [CrossRef] [PubMed]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- S. J. Lin, S. H. Jee, C. J. Kuo, R. J. Wu, W. C. Lin, J. S. Chen, Y. H. Liao, C. J. Hsu, T. F. Tsai, Y. F. Chen, and C. Y. Dong, “Discrimination of basal cell carcinoma from normal dermal stroma by quantitative multiphoton imaging,” Opt. Lett.31(18), 2756–2758 (2006). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- J. C. Jung, A. D. Mehta, E. Aksay, R. Stepnoski, and M. J. Schnitzer, “In vivo mammalian brain imaging using one- and two-photon fluorescence microendoscopy,” J. Neurophysiol.92(5), 3121–3133 (2004). [CrossRef] [PubMed]
- P. Wilder-Smith, K. Osann, N. Hanna, N. El Abbadi, M. Brenner, D. Messadi, and T. Krasieva, “In vivo multiphoton fluorescence imaging: a novel approach to oral malignancy,” Lasers Surg. Med.35(2), 96–103 (2004). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- M. J. Levene, D. A. Dombeck, K. A. Kasischke, R. P. Molloy, and W. W. Webb, “In vivo multiphoton microscopy of deep brain tissue,” J. Neurophysiol.91(4), 1908–1912 (2004). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- Q. T. Nguyen, P. S. Tsai, and D. Kleinfeld, “MPScope: a versatile software suite for multiphoton microscopy,” J. Neurosci. Methods156(1-2), 351–359 (2006). [CrossRef] [PubMed]
- P. Wilder-Smith, K. Osann, N. Hanna, N. El Abbadi, M. Brenner, D. Messadi, and T. Krasieva, “In vivo multiphoton fluorescence imaging: a novel approach to oral malignancy,” Lasers Surg. Med.35(2), 96–103 (2004). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Multifocal multiphoton endoscope,” Opt. Lett.37(8), 1349–1351 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Use of a lensed fiber for a large-field-of-view, high-resolution, fiber-scanning microendoscope,” Opt. Lett.37(5), 881–883 (2012). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- M. C. Skala, J. M. Squirrell, K. M. Vrotsos, J. C. Eickhoff, A. Gendron-Fitzpatrick, K. W. Eliceiri, and N. Ramanujam, “Multiphoton microscopy of endogenous fluorescence differentiates normal, precancerous, and cancerous squamous epithelial tissues,” Cancer Res.65(4), 1180–1186 (2005). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- K. König, A. Ehlers, I. Riemann, S. Schenkl, R. Bückle, and M. Kaatz, “Clinical two-photon microendoscopy,” Microsc. Res. Tech.70(5), 398–402 (2007). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Multifocal multiphoton endoscope,” Opt. Lett.37(8), 1349–1351 (2012). [CrossRef]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Use of a lensed fiber for a large-field-of-view, high-resolution, fiber-scanning microendoscope,” Opt. Lett.37(5), 881–883 (2012). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- K. König, A. Ehlers, I. Riemann, S. Schenkl, R. Bückle, and M. Kaatz, “Clinical two-photon microendoscopy,” Microsc. Res. Tech.70(5), 398–402 (2007). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- B. A. Flusberg, J. C. Jung, E. D. Cocker, E. P. Anderson, and M. J. Schnitzer, “In vivo brain imaging using a portable 3.9 gram two-photon fluorescence microendoscope,” Opt. Lett.30(17), 2272–2274 (2005). [CrossRef] [PubMed]
- J. C. Jung, A. D. Mehta, E. Aksay, R. Stepnoski, and M. J. Schnitzer, “In vivo mammalian brain imaging using one- and two-photon fluorescence microendoscopy,” J. Neurophysiol.92(5), 3121–3133 (2004). [CrossRef] [PubMed]
- J. C. Jung and M. J. Schnitzer, “Multiphoton endoscopy,” Opt. Lett.28(11), 902–904 (2003). [CrossRef] [PubMed]
- E. J. Seibel and Q. Y. Smithwick, “Unique features of optical scanning, single fiber endoscopy,” Lasers Surg. Med.30(3), 177–183 (2002). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- M. C. Skala, J. M. Squirrell, K. M. Vrotsos, J. C. Eickhoff, A. Gendron-Fitzpatrick, K. W. Eliceiri, and N. Ramanujam, “Multiphoton microscopy of endogenous fluorescence differentiates normal, precancerous, and cancerous squamous epithelial tissues,” Cancer Res.65(4), 1180–1186 (2005). [CrossRef] [PubMed]
- E. J. Seibel and Q. Y. Smithwick, “Unique features of optical scanning, single fiber endoscopy,” Lasers Surg. Med.30(3), 177–183 (2002). [CrossRef] [PubMed]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- M. C. Skala, J. M. Squirrell, K. M. Vrotsos, J. C. Eickhoff, A. Gendron-Fitzpatrick, K. W. Eliceiri, and N. Ramanujam, “Multiphoton microscopy of endogenous fluorescence differentiates normal, precancerous, and cancerous squamous epithelial tissues,” Cancer Res.65(4), 1180–1186 (2005). [CrossRef] [PubMed]
- J. C. Jung, A. D. Mehta, E. Aksay, R. Stepnoski, and M. J. Schnitzer, “In vivo mammalian brain imaging using one- and two-photon fluorescence microendoscopy,” J. Neurophysiol.92(5), 3121–3133 (2004). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- W. Denk, J. H. Strickler, and W. W. Webb, “Two-photon laser scanning fluorescence microscopy,” Science248(4951), 73–76 (1990). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- Q. T. Nguyen, P. S. Tsai, and D. Kleinfeld, “MPScope: a versatile software suite for multiphoton microscopy,” J. Neurosci. Methods156(1-2), 351–359 (2006). [CrossRef] [PubMed]
- M. C. Skala, J. M. Squirrell, K. M. Vrotsos, J. C. Eickhoff, A. Gendron-Fitzpatrick, K. W. Eliceiri, and N. Ramanujam, “Multiphoton microscopy of endogenous fluorescence differentiates normal, precancerous, and cancerous squamous epithelial tissues,” Cancer Res.65(4), 1180–1186 (2005). [CrossRef] [PubMed]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Use of a lensed fiber for a large-field-of-view, high-resolution, fiber-scanning microendoscope,” Opt. Lett.37(5), 881–883 (2012). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Multifocal multiphoton endoscope,” Opt. Lett.37(8), 1349–1351 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- M. J. Levene, D. A. Dombeck, K. A. Kasischke, R. P. Molloy, and W. W. Webb, “In vivo multiphoton microscopy of deep brain tissue,” J. Neurophysiol.91(4), 1908–1912 (2004). [CrossRef] [PubMed]
- W. Denk, J. H. Strickler, and W. W. Webb, “Two-photon laser scanning fluorescence microscopy,” Science248(4951), 73–76 (1990). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- P. Wilder-Smith, K. Osann, N. Hanna, N. El Abbadi, M. Brenner, D. Messadi, and T. Krasieva, “In vivo multiphoton fluorescence imaging: a novel approach to oral malignancy,” Lasers Surg. Med.35(2), 96–103 (2004). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- S. J. Lin, S. H. Jee, C. J. Kuo, R. J. Wu, W. C. Lin, J. S. Chen, Y. H. Liao, C. J. Hsu, T. F. Tsai, Y. F. Chen, and C. Y. Dong, “Discrimination of basal cell carcinoma from normal dermal stroma by quantitative multiphoton imaging,” Opt. Lett.31(18), 2756–2758 (2006). [CrossRef] [PubMed]
- S. Mukherjee, J. S. Wysock, C. K. Ng, M. Akhtar, S. Perner, M. M. Lee, M. A. Rubin, F. R. Maxfield, W. W. Webb, and D. S. Scherr, “Human bladder cancer diagnosis using Multiphoton microscopy,” Proc. SPIE7161, 716117, 716117-10 (2009). [CrossRef]
- L. Fu, A. Jain, C. Cranfield, H. Xie, and M. Gu, “Three-dimensional nonlinear optical endoscopy,” J. Biomed. Opt.12(4), 040501 (2007). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Multifocal multiphoton endoscope,” Opt. Lett.37(8), 1349–1351 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Use of a lensed fiber for a large-field-of-view, high-resolution, fiber-scanning microendoscope,” Opt. Lett.37(5), 881–883 (2012). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, I. Pavlova, D. Kobat, W. W. Webb, and C. Xu, “Compact and flexible raster scanning multiphoton endoscope capable of imaging unstained tissue,” Proc. Natl. Acad. Sci. U.S.A.108(43), 17598–17603 (2011). [CrossRef] [PubMed]
- D. Kobat, N. G. Horton, and C. Xu, “In vivo two-photon microscopy to 1.6-mm depth in mouse cortex,” J. Biomed. Opt.16(10), 106014 (2011). [CrossRef] [PubMed]
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
- M. E. Durst, D. Kobat, and C. Xu, “Tunable dispersion compensation by a rotating cylindrical lens,” Opt. Lett.34(8), 1195–1197 (2009). [CrossRef] [PubMed]
- D. Kobat, M. E. Durst, N. Nishimura, A. W. Wong, C. B. Schaffer, and C. Xu, “Deep tissue multiphoton microscopy using longer wavelength excitation,” Opt. Express17(16), 13354–13364 (2009). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
Biomed. Opt. Express
- J. M. Dela Cruz, J. D. McMullen, R. M. Williams, and W. R. Zipfel, “Feasibility of using multiphoton excited tissue autofluorescence for in vivo human histopathology,” Biomed. Opt. Express1(5), 1320–1330 (2010). [CrossRef] [PubMed]
Cancer Res.
- M. C. Skala, J. M. Squirrell, K. M. Vrotsos, J. C. Eickhoff, A. Gendron-Fitzpatrick, K. W. Eliceiri, and N. Ramanujam, “Multiphoton microscopy of endogenous fluorescence differentiates normal, precancerous, and cancerous squamous epithelial tissues,” Cancer Res.65(4), 1180–1186 (2005). [CrossRef] [PubMed]
J. Biomed. Opt.
- C. C. Wang, F. C. Li, R. J. Wu, V. A. Hovhannisyan, W. C. Lin, S. J. Lin, P. T. So, and C. Y. Dong, “Differentiation of normal and cancerous lung tissues by multiphoton imaging,” J. Biomed. Opt.14(4), 044034 (2009). [CrossRef] [PubMed]
- I. Pavlova, K. R. Hume, S. A. Yazinski, J. Flanders, T. L. Southard, R. S. Weiss, and W. W. Webb, “Multiphoton microscopy and microspectroscopy for diagnostics of inflammatory and neoplastic lung,” J. Biomed. Opt.17(3), 036014 (2012). [CrossRef]
- D. Kobat, N. G. Horton, and C. Xu, “In vivo two-photon microscopy to 1.6-mm depth in mouse cortex,” J. Biomed. Opt.16(10), 106014 (2011). [CrossRef] [PubMed]
- L. Fu, A. Jain, C. Cranfield, H. Xie, and M. Gu, “Three-dimensional nonlinear optical endoscopy,” J. Biomed. Opt.12(4), 040501 (2007). [CrossRef] [PubMed]
- S. Tang, W. Jung, D. McCormick, T. Xie, J. Su, Y. C. Ahn, B. J. Tromberg, and Z. Chen, “Design and implementation of fiber-based multiphoton endoscopy with microelectromechanical systems scanning,” J. Biomed. Opt.14(3), 034005 (2009). [CrossRef] [PubMed]
- C. M. Brown, D. R. Rivera, I. Pavlova, D. G. Ouzounov, W. O. Williams, S. Mohanan, W. W. Webb, and C. Xu, “In vivo imaging of unstained tissues using a compact and flexible multiphoton microendoscope,” J. Biomed. Opt.17(4), 040505 (2012). [CrossRef]
J. Neurophysiol.
- M. J. Levene, D. A. Dombeck, K. A. Kasischke, R. P. Molloy, and W. W. Webb, “In vivo multiphoton microscopy of deep brain tissue,” J. Neurophysiol.91(4), 1908–1912 (2004). [CrossRef] [PubMed]
- J. C. Jung, A. D. Mehta, E. Aksay, R. Stepnoski, and M. J. Schnitzer, “In vivo mammalian brain imaging using one- and two-photon fluorescence microendoscopy,” J. Neurophysiol.92(5), 3121–3133 (2004). [CrossRef] [PubMed]
J. Neurosci. Methods
- Q. T. Nguyen, P. S. Tsai, and D. Kleinfeld, “MPScope: a versatile software suite for multiphoton microscopy,” J. Neurosci. Methods156(1-2), 351–359 (2006). [CrossRef] [PubMed]
J. Urol.
- R. Ramasamy, J. Sterling, E. S. Fisher, P. S. Li, M. Jain, B. D. Robinson, M. Shevchuck, D. Huland, C. Xu, S. Mukherjee, and P. N. Schlegel, “Identification of spermatogenesis with multiphoton microscopy: an evaluation in a rodent model,” J. Urol.186(6), 2487–2492 (2011). [CrossRef] [PubMed]
Lasers Surg. Med.
- E. J. Seibel and Q. Y. Smithwick, “Unique features of optical scanning, single fiber endoscopy,” Lasers Surg. Med.30(3), 177–183 (2002). [CrossRef] [PubMed]
- P. Wilder-Smith, K. Osann, N. Hanna, N. El Abbadi, M. Brenner, D. Messadi, and T. Krasieva, “In vivo multiphoton fluorescence imaging: a novel approach to oral malignancy,” Lasers Surg. Med.35(2), 96–103 (2004). [CrossRef] [PubMed]
Microsc. Res. Tech.
- K. König, A. Ehlers, I. Riemann, S. Schenkl, R. Bückle, and M. Kaatz, “Clinical two-photon microendoscopy,” Microsc. Res. Tech.70(5), 398–402 (2007). [CrossRef] [PubMed]
Opt. Express
- R. S. Pillai, D. Lorenser, and D. D. Sampson, “Deep-tissue access with confocal fluorescence microendoscopy through hypodermic needles,” Opt. Express19(8), 7213–7221 (2011). [CrossRef] [PubMed]
- D. Kobat, M. E. Durst, N. Nishimura, A. W. Wong, C. B. Schaffer, and C. Xu, “Deep tissue multiphoton microscopy using longer wavelength excitation,” Opt. Express17(16), 13354–13364 (2009). [CrossRef] [PubMed]
- Y. Wu, Y. Leng, J. Xi, and X. Li, “Scanning all-fiber-optic endomicroscopy system for 3D nonlinear optical imaging of biological tissues,” Opt. Express17(10), 7907–7915 (2009). [CrossRef] [PubMed]
Opt. Lett.
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Use of a lensed fiber for a large-field-of-view, high-resolution, fiber-scanning microendoscope,” Opt. Lett.37(5), 881–883 (2012). [CrossRef] [PubMed]
- D. R. Rivera, C. M. Brown, D. G. Ouzounov, W. W. Webb, and C. Xu, “Multifocal multiphoton endoscope,” Opt. Lett.37(8), 1349–1351 (2012). [CrossRef]
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