Taner Akkin

Summary

Affiliation: University of Minnesota
Country: USA

Publications

  1. doi request reprint Optical coherence tomography phase measurement of transient changes in squid giant axons during activity
    Taner Akkin
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
    J Membr Biol 231:35-46. 2009
  2. pmc Depth-resolved measurement of transient structural changes during action potential propagation
    Taner Akkin
    Harvard Medical School and Wellman Center for Photomedicine at Massachusetts General Hospital, Boston, Massachusetts 02114, USA
    Biophys J 93:1347-53. 2007
  3. doi request reprint Swept-source polarization-sensitive optical coherence tomography based on polarization-maintaining fiber
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church St SE, Minneapolis, MN 55455, USA
    Opt Express 18:3392-403. 2010
  4. doi request reprint Measurement of Faraday rotation using phase-sensitive low-coherence interferometry
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church Street SE, Minneapolis, Minnesota 55455, USA
    Appl Opt 48:5829-33. 2009
  5. pmc Reconstructing micrometer-scale fiber pathways in the brain: multi-contrast optical coherence tomography based tractography
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USA
    Neuroimage 58:984-92. 2011
  6. doi request reprint Serial optical coherence scanner for large-scale brain imaging at microscopic resolution
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USA
    Neuroimage 84:1007-17. 2014
  7. ncbi request reprint Polarization-sensitive optical coherence tomography based on polarization-maintaining fibers and frequency multiplexing
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church St SE, Minneapolis, MN 55455, USA
    Opt Express 16:13032-41. 2008
  8. doi request reprint Visualizing the complex 3D geometry of the perfusion border zone in isolated rabbit heart
    Rebecca M Smith
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA
    Appl Opt 51:2713-21. 2012
  9. pmc The posterior location of the dilator muscle induces anterior iris bowing during dilation, even in the absence of pupillary block
    Rouzbeh Amini
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
    Invest Ophthalmol Vis Sci 53:1188-94. 2012
  10. doi request reprint Polarization-maintaining fiber based polarization-sensitive optical coherence tomography in spectral domain
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, 312 Church Street Southeast, Minneapolis, Minnesota 55455, USA
    Opt Lett 35:154-6. 2010

Research Grants

Collaborators

Detail Information

Publications15

  1. doi request reprint Optical coherence tomography phase measurement of transient changes in squid giant axons during activity
    Taner Akkin
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
    J Membr Biol 231:35-46. 2009
    ..The initial phase detected was constant for a single location but alternated for different locations; therefore, these transient signals acquired around the membrane appear to have local characteristics...
  2. pmc Depth-resolved measurement of transient structural changes during action potential propagation
    Taner Akkin
    Harvard Medical School and Wellman Center for Photomedicine at Massachusetts General Hospital, Boston, Massachusetts 02114, USA
    Biophys J 93:1347-53. 2007
    ..Noncontact optical measurements demonstrate nanometer-scale transient movement on a 1-ms timescale associated with action potential propagation in crayfish and lobster nerves...
  3. doi request reprint Swept-source polarization-sensitive optical coherence tomography based on polarization-maintaining fiber
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church St SE, Minneapolis, MN 55455, USA
    Opt Express 18:3392-403. 2010
    ..Characterization data shows that this system yields accurate measurements with high sensitivity (106.2 dB) comparable to conventional setups. Images of biological tissues with high dynamic range are demonstrated...
  4. doi request reprint Measurement of Faraday rotation using phase-sensitive low-coherence interferometry
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church Street SE, Minneapolis, Minnesota 55455, USA
    Appl Opt 48:5829-33. 2009
    ..Sensitivity of the sensor for the Faraday rotation is 0.31 arcmin, allowing applications on small volumes of liquids. The Verdet constants of various liquids, including clear and turbid samples, are measured at 857 nm...
  5. pmc Reconstructing micrometer-scale fiber pathways in the brain: multi-contrast optical coherence tomography based tractography
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USA
    Neuroimage 58:984-92. 2011
    ..In addition, an endoscopic MC-OCT may be useful in neurosurgical interventions to aid in placement of deep brain stimulating electrodes...
  6. doi request reprint Serial optical coherence scanner for large-scale brain imaging at microscopic resolution
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN, USA
    Neuroimage 84:1007-17. 2014
    ..The technique also opens up varieties of opportunities for connectome studies and systematic investigations on neurological diseases and brain disorders. ..
  7. ncbi request reprint Polarization-sensitive optical coherence tomography based on polarization-maintaining fibers and frequency multiplexing
    Muhammad K Al-Qaisi
    Department of Biomedical Engineering, University of Minnesota, 312 Church St SE, Minneapolis, MN 55455, USA
    Opt Express 16:13032-41. 2008
    ..Here, we introduce the optical system and present the reflectivity and birefringence images of biological tissues with an axial resolution of 7.9 microm and SNR of 30 dB...
  8. doi request reprint Visualizing the complex 3D geometry of the perfusion border zone in isolated rabbit heart
    Rebecca M Smith
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, Minnesota 55455, USA
    Appl Opt 51:2713-21. 2012
    ..These "fingers" may play an important role in the initiation and maintenance of ventricular arrhythmias...
  9. pmc The posterior location of the dilator muscle induces anterior iris bowing during dilation, even in the absence of pupillary block
    Rouzbeh Amini
    Department of Biomedical Engineering, University of Minnesota, Minneapolis, MN 55455, USA
    Invest Ophthalmol Vis Sci 53:1188-94. 2012
    ..To examine the effect of the posterior location of the dilator on iris anterior curvature during dilation...
  10. doi request reprint Polarization-maintaining fiber based polarization-sensitive optical coherence tomography in spectral domain
    Hui Wang
    Department of Biomedical Engineering, University of Minnesota, 312 Church Street Southeast, Minneapolis, Minnesota 55455, USA
    Opt Lett 35:154-6. 2010
    ..The relative axis orientation is available as well. System design and characterization and images of a biological tissue are presented...
  11. doi request reprint Low coherence interferometer for sensing retardance change during neural activity
    Muhammad K Al-Kaisi
    Department of Biomedical Engineering, University of Minnesota, Twin Cities, MN 55455, USA
    Conf Proc IEEE Eng Med Biol Soc 2009:6318-20. 2009
    ..The superior sensitivity of the system (10.4 pm) is promising to achieve a non-contact optical measurement of action potential propagation in reflection mode, and to study the transient retardance changes during neural activity...
  12. ncbi request reprint Quantitative phase-contrast imaging of cells with phase-sensitive optical coherence microscopy
    Christopher G Rylander
    Department of Biomedical Engineering, University of Texas at Austin, Austin, Texas 78712, USA
    Opt Lett 29:1509-11. 2004
    ..Quantitative phase-contrast images of human epithelial cheek cells obtained with the fiber-based differential phase-contrast optical coherence microscopy system are presented...
  13. ncbi request reprint Spectral-domain optical coherence phase microscopy for quantitative phase-contrast imaging
    Chulmin Joo
    Department of Mechanical Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
    Opt Lett 30:2131-3. 2005
    ..We demonstrate subnanometer level path-length sensitivity and present images obtained on reflection from a known phase object and human epithelial cheek cells...
  14. ncbi request reprint Phase-sensitive optical low-coherence reflectometry for the detection of analyte concentrations
    Kirill V Larin
    Laboratory for Optical Sensing and Monitoring, The University of Texas Medical Branch, Galveston, Texas 77555, USA
    Appl Opt 43:3408-14. 2004
    ..Further exploration of the application of PS-OLCR to the noninvasive, sensitive, and specific monitoring of glucose concentration seems warranted...

Research Grants2

  1. Optical Detection of Neural Activity
    Taner Akkin; Fiscal Year: 2007
    ..Based on these observations, the specific aims of our proposed research are designed to correlate the transient structural changes and the optical signals indicating the neural activity. ..
  2. Depth-resolved Optical Imaging of Neural Action Potentials
    Taner Akkin; Fiscal Year: 2011
    ..By developing novel non-contact non-invasive optical imaging techniques, we intend to find the most favorable optical measures of neural activity that can be utilized for early detection of neural diseases. ..