Research Topics
Species | Michael A ChomaSummaryAffiliation: Duke University Medical Center Country: USA Publications
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Publications
Spectral-domain phase microscopyMichael A Choma
Department of Biomedical Engineering, Duke University, Durham, North Carolina 27708, USA
Opt Lett 30:1162-4. 2005..A shot-noise limit to the displacement sensitivity of this technique is derived. Measurement of cellular dynamics was performed on spontaneously beating cardiomyocytes isolated from chick embryos...
Images in cardiovascular medicine: in vivo imaging of the adult Drosophila melanogaster heart with real-time optical coherence tomographyMichael A Choma
Department of Biomedical Engineering, Duke University, 136 Hudson Hall, PO Box 90281, Durham, NC 27708-0281, USA
Circulation 114:e35-6. 2006
Doppler flow imaging of cytoplasmic streaming using spectral domain phase microscopyMichael A Choma
Duke University, Department of Biomedical Engineering, Durham, North Carolina 27708, USA
J Biomed Opt 11:024014. 2006..We observe reversal of cytoplasmic flow induced by extracellular CaCl2, and report results that suggest parabolic flow of cytoplasm in the A. proteus pseudopod...
Swept source optical coherence tomography using an all-fiber 1300-nm ring laser sourceMichael A Choma
Duke University, Department of Biomedical Engineering, 136 Hudson Hall, Durham, North Carolina 27708, USA
J Biomed Opt 10:44009. 2005..A differential swept source OCT system is presented, and images of in vivo human cornea and skin are presented. Lastly, the effects of analog-to-digital converter aliasing on image quality in swept source OCT are discussed...
Spectral triangulation molecular contrast optical coherence tomography with indocyanine green as the contrast agentChanghuei Yang
Department of Biomedical Engineering, Duke University, Durham, North Carolina 27708, USA
Opt Lett 29:2016-8. 2004..We demonstrate molecular imaging with this new MCOCT modality by mapping the distribution of indocyanine green, a FDA-approved infrared red dye, within a stage 54 Xenopus laevis...
Heterodyne swept-source optical coherence tomography for complete complex conjugate ambiguity removalAnjul M Davis
Duke University, Department of Biomedical Engineering, Durham, North Carolina 27708, USA
J Biomed Opt 10:064005. 2005..Last, we demonstrate this technique, coupled with wavenumber triggering and electronic demodulation, for in vivo imaging of the human anterior eye segment...
Spectral domain phase microscopy for local measurements of cytoskeletal rheology in single cellsEmily J McDowell
Duke University, Department of Biomedical Engineering, Durham, North Carolina 27708, USA
J Biomed Opt 12:044008. 2007..Finally, we correlated displacement measurements to physical characteristics of individual cells to better compare properties across many cells, reducing the coefficient of variation of extracted model parameters by up to 50%...
Improved preparation of chick embryonic samples for magnetic resonance microscopyXiaowei Zhang
Center for In Vivo Microscopy, Duke University Medical Center, Durham, North Carolina 27710, USA
Magn Reson Med 49:1192-5. 2003..Thus, 3D high-resolution MRM in combination with the dual-contrast technique is useful for acquiring quantitative 3D morphologic data regarding heart development...
Instantaneous quadrature low-coherence interferometry with 3 x 3 fiber-optic couplersMichael A Choma
Department of Biomedical Engineering, Duke University, Durham, North Carolina 27708, USA
Opt Lett 28:2162-4. 2003....
Protein-based molecular contrast optical coherence tomography with phytochrome as the contrast agentChanghuei Yang
Department of Biomedical Engineering, 136 Hudson Hall, Duke University, Durham, North Carolina 27708, USA
Opt Lett 29:1396-8. 2004..We demonstrate molecular imaging with this new MCOCT modality in a target sample containing a mixture of 0.2% Intralipid and 83 microM of phyA...
Drosophila as a model for the identification of genes causing adult human heart diseaseMatthew J Wolf
Department of Medicine, Duke University, Durham, NC 27110, USA
Proc Natl Acad Sci U S A 103:1394-9. 2006....
Molecular contrast in optical coherence tomography by use of a pump-probe techniqueK Divakar Rao
Department of Biomedical Engineering, Duke University, Durham, North Carolina 27708, USA
Opt Lett 28:340-2. 2003....
Optical coherence tomography: a new high-resolution imaging technology to study cardiac development in chick embryosT Mesud Yelbuz
Neonatal Perinatal Research Institute, Division of Neonatology, Duke University Medical Center, Durham, NC 27710, USA
Circulation 106:2771-4. 2002..CONCLUSIONS: OCT is a powerful imaging modality which can provide new insight in assessing and understanding normal and abnormal cardiac development in a variety of animal models...
Images in cardiovascular medicine. Approaching cardiac development in three dimensions by magnetic resonance microscopyT Mesud Yelbuz
Children's Hospital, Medical School Hannover, Department of Pediatrics III, Carl Neuberg Strasse 1, 30623 Hannover, Germany
Circulation 108:e154-5. 2003
