Andrea Bassi

Summary

Affiliation: Politecnico di Milano
Country: Italy

Publications

  1. ncbi request reprint Optical biopsy of bone tissue: a step toward the diagnosis of bone pathologies
    Antonio Pifferi
    ULTRAS INFM and IFN CNR, Dipartimento di Fisica Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    J Biomed Opt 9:474-80. 2004
  2. doi request reprint Detection of inhomogeneities in diffusive media using spatially modulated light
    Andrea Bassi
    Dipartimento di Fisica, Politecnico di Milano, Milan, Italy
    Opt Lett 34:2156-8. 2009
  3. pmc Time-gated optical projection tomography allows visualization of adult zebrafish internal structures
    Luca Fieramonti
    Department of Physics, Politecnico di Milano, Milano, Italy
    PLoS ONE 7:e50744. 2012
  4. doi request reprint In vivo label-free three-dimensional imaging of zebrafish vasculature with optical projection tomography
    Andrea Bassi
    Politecnico di Milano, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, Milan, 20133, Italy
    J Biomed Opt 16:100502. 2011
  5. ncbi request reprint Time-resolved spectrophotometer for turbid media based on supercontinuum generation in a photonic crystal fiber
    Andrea Bassi
    National Laboratory for Ultrafast and Ultraintense Optical Science, I 20133 Milan, Italy
    Opt Lett 29:2405-7. 2004
  6. doi request reprint Time-gated optical projection tomography
    Andrea Bassi
    Istituto di Fotonica e Nanotecnologie IFN CNR, Politecnico di Milano Dipartimento di Fisica, Piazza Leonardo da Vinci 32, I 20133 Milano, Italy
    Opt Lett 35:2732-4. 2010
  7. ncbi request reprint Temporal propagation of spatial information in turbid media
    Andrea Bassi
    Italian Institute of Technology, Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, Milano, 20133, Italy
    Opt Lett 33:2836-8. 2008
  8. pmc Spatial shift of spatially modulated light projected on turbid media
    Andrea Bassi
    Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci, Milano, Italy
    J Opt Soc Am A Opt Image Sci Vis 25:2833-9. 2008
  9. ncbi request reprint Fully automated time domain spectrometer for the absorption and scattering characterization of diffusive media
    Antonio Pifferi
    ULTRAS CNR INFM and IFN CNR, Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    Rev Sci Instrum 78:053103. 2007
  10. ncbi request reprint Dynamic time-resolved diffuse spectroscopy based on supercontinuum light pulses
    Johannes Swartling
    ULTRAS INFM, IFN CNR, Dipartimento di Fisica, Politecnico di Milano, P L da Vinci 32, I 20133 Milano, Italy
    Appl Opt 44:4684-92. 2005

Collaborators

Detail Information

Publications24

  1. ncbi request reprint Optical biopsy of bone tissue: a step toward the diagnosis of bone pathologies
    Antonio Pifferi
    ULTRAS INFM and IFN CNR, Dipartimento di Fisica Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    J Biomed Opt 9:474-80. 2004
    ....
  2. doi request reprint Detection of inhomogeneities in diffusive media using spatially modulated light
    Andrea Bassi
    Dipartimento di Fisica, Politecnico di Milano, Milan, Italy
    Opt Lett 34:2156-8. 2009
    ..Fast three-dimensional localization of an absorbing object based on finite-element analysis reconstruction is demonstrated with experimental data...
  3. pmc Time-gated optical projection tomography allows visualization of adult zebrafish internal structures
    Luca Fieramonti
    Department of Physics, Politecnico di Milano, Milano, Italy
    PLoS ONE 7:e50744. 2012
    ..The paper shows that TGOPT is particularly suited for imaging the skeletal system and nervous structures of adult zebrafish...
  4. doi request reprint In vivo label-free three-dimensional imaging of zebrafish vasculature with optical projection tomography
    Andrea Bassi
    Politecnico di Milano, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, Milan, 20133, Italy
    J Biomed Opt 16:100502. 2011
    ..We therefore demonstrate an in vivo, 3-D optical imaging technique that, without the use of any labeling, is able to reconstruct and visualize the vascular network of transparent and weakly scattering living specimens...
  5. ncbi request reprint Time-resolved spectrophotometer for turbid media based on supercontinuum generation in a photonic crystal fiber
    Andrea Bassi
    National Laboratory for Ultrafast and Ultraintense Optical Science, I 20133 Milan, Italy
    Opt Lett 29:2405-7. 2004
    ..The results were similar to those obtained with previous discrete wavelength systems, whereas the full spectrum (610-810 nm) acquisition time was as short as 1 s owing to the parallel acquisition...
  6. doi request reprint Time-gated optical projection tomography
    Andrea Bassi
    Istituto di Fotonica e Nanotecnologie IFN CNR, Politecnico di Milano Dipartimento di Fisica, Piazza Leonardo da Vinci 32, I 20133 Milano, Italy
    Opt Lett 35:2732-4. 2010
    ..The method provides high-resolution reconstruction of scattering samples and is suitable for three-dimensional (3D) imaging of biological models...
  7. ncbi request reprint Temporal propagation of spatial information in turbid media
    Andrea Bassi
    Italian Institute of Technology, Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, Milano, 20133, Italy
    Opt Lett 33:2836-8. 2008
    ..We demonstrate that high spatial frequency information appears in the early time-gated signal, whereas low frequencies persist for longer times...
  8. pmc Spatial shift of spatially modulated light projected on turbid media
    Andrea Bassi
    Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci, Milano, Italy
    J Opt Soc Am A Opt Image Sci Vis 25:2833-9. 2008
    ..Experimental validation by measurements performed on liquid phantoms is presented...
  9. ncbi request reprint Fully automated time domain spectrometer for the absorption and scattering characterization of diffusive media
    Antonio Pifferi
    ULTRAS CNR INFM and IFN CNR, Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    Rev Sci Instrum 78:053103. 2007
    ..Finally, an example of application of the instrument to the spectroscopy of powders is presented...
  10. ncbi request reprint Dynamic time-resolved diffuse spectroscopy based on supercontinuum light pulses
    Johannes Swartling
    ULTRAS INFM, IFN CNR, Dipartimento di Fisica, Politecnico di Milano, P L da Vinci 32, I 20133 Milano, Italy
    Appl Opt 44:4684-92. 2005
    ..We also present the first in vivo real-time dynamic spectral measurements showing tissue oxygenation changes in the arm of a human subject...
  11. ncbi request reprint Performance assessment of photon migration instruments: the MEDPHOT protocol
    Antonio Pifferi
    Laboratorio Nazionale per l Ottica Ultra rapida e Ultra intensa, Dipartimento di Fisica e Istituto di Fotonicae Nanotecnologie, Consiglio Nazionale delle Ricerche, Politecnico di Milano, I 20133 Milan, Italy
    Appl Opt 44:2104-14. 2005
    ..This protocol was applied to a total of 8 instruments with a set of 32 phantoms, covering a wide range of optical properties...
  12. ncbi request reprint In vivo time-resolved reflectance spectroscopy of the human forehead
    Daniela Comelli
    Centre of Ultrafast and Ultraintense Optical Science, Consiglio Nazionale delle Ricerche, Istituto Nazionale de Fisica della Materia, Politecnico di Milano, Milano, Italy
    Appl Opt 46:1717-25. 2007
    ..e., scalp and skull) than to deeper layer ones (white and gray matter). In particular, for the shorter interfiber distances, the recovered values can be assumed as a good estimate of the optical properties of the first layer...
  13. ncbi request reprint Feasibility of white-light time-resolved optical mammography
    Andrea Bassi
    ULTRAS CNR INFM and CNR IFN, Politecnico di Milano, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, 20133 Milano, Italy
    J Biomed Opt 11:054035. 2006
    ..Furthermore, measurements on a tissue-like sample demonstrate detection and characterization of inclusions...
  14. ncbi request reprint Spectroscopic time-resolved diffuse reflectance and transmittance measurements of the female breast at different interfiber distances
    Antonio Pifferi
    Politecnico di Milano, ULTRAS INFM, INF CNR, Dipartimento di Fisica, P L da Vinci 32, I 20133, Milano, Italy
    J Biomed Opt 9:1143-51. 2004
    ..The intrasubject variations are larger for the scattering data than the absorption data; this is consistent with different spatial localization of the measurements of these parameters, which is explained by the photon migration theory...
  15. doi request reprint Time-resolved diffuse optical spectroscopy up to 1700 nm by means of a time-gated InGaAs/InP single-photon avalanche diode
    Ilaria Bargigia
    Politecnico di Milano, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, 20133 Milano, Italy
    Appl Spectrosc 66:944-50. 2012
    ..4 cm(-1) where the relative error is 17%. A first measurement performed on lipids is presented: the absorption spectrum shows three major peaks at 1200 nm, 1400 nm, and 1700 nm...
  16. doi request reprint A virtual source pattern method for fluorescence tomography with structured light
    Nicolas Ducros
    Politecnico di Milano, Dipartimento di Fisica e Instituto di Fotonica e Nanotecnologie, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    Phys Med Biol 57:3811-32. 2012
    ..This new method provides a significant increase of the contrast of the reconstruction and also a reduction of the reconstruction error, especially when virtual wavelet source patterns are considered...
  17. doi request reprint Diffuse optical spectroscopy of breast tissue extended to 1100 nm
    Paola Taroni
    Politecnico di Milano, Dipartimento di Fisica and Consiglio Nazionale delle Ricerche, Istituto di Fotonica e Nanotecnologie, Piazza Leonardo da Vinci 32, Milan, 20133, Italy
    J Biomed Opt 14:054030. 2009
    ....
  18. doi request reprint Multiple-view fluorescence optical tomography reconstruction using compression of experimental data
    Nicolas Ducros
    Instituto di Fotonica e Nanotecnologie IFN CNR Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    Opt Lett 36:1377-9. 2011
    ..The reconstruction algorithm is based on the finite element method, and hence is suitable for samples of any arbitrary shape...
  19. doi request reprint Fluorescence molecular tomography of an animal model using structured light rotating view acquisition
    Nicolas Ducros
    Politecnico di Milano, Istituto di Fotonica e Nanotecnologie, Dipartimento di Fisica, Piazza Leonardo da Vinci 32, 20133 Milan, Italy
    J Biomed Opt 18:20503. 2013
    ..To the best of our knowledge this is the first time that FMT based on a rotating-view scheme with structured illumination and image compression has been applied to animals...
  20. ncbi request reprint Time-resolved diffuse optical spectroscopy: a differential absorption approach
    Paola Taroni
    Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, 20133 Milan, Italy
    Appl Spectrosc 64:1220-6. 2010
    ....
  21. doi request reprint Full-wavelet approach for fluorescence diffuse optical tomography with structured illumination
    Nicolas Ducros
    Instituto di Fotonica e Nanotecnologie IFN CNR Dipartimento di Fisica, Politecnico di Milano, Piazza Leonardo da Vinci 32, I 20133 Milan, Italy
    Opt Lett 35:3676-8. 2010
    ..This method, validated on experimental data, enables us to significantly reduce the acquisition and computation times with respect to the classical scanning approach. Therefore, it could be particularly suited for in vivo applications...
  22. pmc Calcium dynamics in root cells of Arabidopsis thaliana visualized with selective plane illumination microscopy
    Alex Costa
    Dipartimento di Bioscienze, Universita degli Studi di Milano, Milano, Italy
    PLoS ONE 8:e75646. 2013
    ..A relevant physiological phenomenon, namely Ca(2+) signal percolation, predicted in previous studies, has been directly visualized. ..
  23. ncbi request reprint Determination of the optical properties of anisotropic biological media using an isotropic diffusion model
    Alwin Kienle
    Institut fur Lasertechnologien in der Medizin und Messtechnik, Helmholtzstrasse 12, D 89081 Ulm, Germany
    J Biomed Opt 12:014026. 2007
    ..Contrarily, the derived reduced scattering coefficient depends strongly on the measurement direction in both domains. Measurements of the steady-state and time-resolved reflectance from bovine tendon confirm the theoretical findings...
  24. ncbi request reprint Phantom validation and in vivo application of an inversion procedure for retrieving the optical properties of diffusive layered media from time-resolved reflectance measurements
    Fabrizio Martelli
    Dipartimento di Fisica dell Università degli Studi di Firenze and Istituto Nazionale per la Fisica della Materia, Via G Sansone 1, 50019 Sesto Fiorentino, Florence, Italy
    Opt Lett 29:2037-9. 2004
    ..The first layer thickness could be retrieved with an error less than 50%. An example of retrieval of the optical properties of muscle from in vivo measurements during an arterial occlusion is shown...