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Publikationer 2001 2019

2019

Individual Airway Closure Characterized In Vivo by Phase-Contrast CT Imaging in Injured Rabbit Lung

Broche, L., Pisa, P., Porra, L., Degrugilliers, L., Bravin, A., Pellegrini, M., Borges, J. B., Perchiazzi, G., Larsson, A., Hedenstierna, G. & Bayat, S., sep 2019, I : Critical Care Medicine. 47, 9, s. E774-E781 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Radiation-Induced Meningiomas After Childhood Brain Tumor: A Magnetic Resonance Imaging Screening Study

Remes, T. M., Suo-Palosaari, M. H., Heikkilä, V-P., Sutela, A. K., Koskenkorva, P. K. T., Toiviainen-Salo, S-M., Porra, L., Arikoski, P. M., Lähteenmäki, P. M., Pokka, T. M-L., Arola, M. O., Riikonen, V. P., Sirkiä, K. H., Lönnqvist, T. R., Rantala, H. M. J., Ojaniemi, M. K. & Harila-Saari, A. H., 7 maj 2019, I : Journal of Adolescent and Young Adult Oncology. 9 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Regional Behavior of Airspaces During Positive Pressure Reduction Assessed by Synchrotron Radiation Computed Tomography

Scaramuzzo, G., Broche, L., Pellegrini, M., Porra, L., Derosa, S., Tannoia, A. P., Marzullo, A., Borges, J. B., Bayat, S., Bravin, A., Larsson, A. & Perchiazzi, G., 7 jun 2019, I : Frontiers in Physiology. 10, 11 s., 719.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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The Effect of Positive End-Expiratory Pressure on Lung Micromechanics Assessed by Synchrotron Radiation Computed Tomography in an Animal Model of ARDS

Scaramuzzo, G., Broche, L., Pellegrini, M., Porra, L., Derosa, S., Tannoia, A. P., Marzullo, A., Borges, J. B., Bayat, S., Bravin, A., Larsson, A. & Perchiazzi, G., aug 2019, I : Journal of clinical medicine. 8, 8, 13 s., 1117.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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2018

K-edge subtraction synchrotron X-ray imaging in bio-medical research

Thomlinson, W., Elleaume, H., Porra, L. & Suortti, P., 10 maj 2018, I : Physica Medica. 49, s. 58-76 19 s.

Forskningsoutput: TidskriftsbidragÖversiktsartikelVetenskapligPeer review

Quantitative Imaging of Regional Aerosol Deposition, Lung Ventilation and Morphology by Synchrotron Radiation CT

Porra, L., Degrugilliers, L., Broche, L., Albu, G., Strengell, S., Suhonen, H., Fodor, G. H., Petak, F., Suortti, P., Habre, W., Sovijärvi, A. R. A. & Bayat, S., 23 feb 2018, I : Scientific Reports. 8, 10 s., 3519.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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2017

Association of breathing sound spectra with glottal dimensions in exercise-induced vocal cord dysfunction

Geneid, A., Aaltonen, L. -M., Porra, L., Peltonen, J., Palmu, K., Sovijärvi, A. & Piirilä, P., nov 2017, I : European Archives of Oto-Rhino-Laryngology. 274, 11, s. 3933-3940 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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Dynamic Mechanical Interactions Between Neighboring Airspaces Determine Cyclic Opening and Closure in Injured Lung

Broche, L., Perchiazzi, G., Porra, L., Tannoia, A., Pellegrini, M., Derosa, S., Sindaco, A., Borges, J. B., Degrugilliers, L., Larsson, A., Hedenstierna, G., Wexler, A. S., Bravin, A., Verbanck, S., Smith, B. J., Bates, J. H. T. & Bayat, S., apr 2017, I : Critical Care Medicine. 45, 4, s. 687-694 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Synchrotron Imaging Shows Effect of Ventilator Settings on Intrabreath Cyclic Changes in Pulmonary Blood Volume

Porra, L., Broche, L., Degrugilliers, L., Albu, G., Malaspinas, I., Doras, C., Wallin, M., Hallback, M., Habre, W. & Bayat, S., okt 2017, I : American Journal of Respiratory Cell and Molecular Biology. 57, 4, s. 459-467 9 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2016

Pressure-regulated volume control vs. volume control ventilation in healthy and injured rabbit lung: An experimental study

Porra, L., Bayat, S., Malaspinas, I., Albu, G., Doras, C., Broche, L., Strengell, S., Petak, F. & Habre, W., okt 2016, I : European Journal of Anaesthesiology. 33, 10, s. 767-775 9 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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Zero expiratory pressure and low oxygen concentration promote heterogeneity of regional ventilation and lung densities

Borges, J. B., Porra, L., Pellegrini, M., Tannoia, A., Derosa, S., Larsson, A., Bayat, S., Perchiazzi, G. & Hedenstierna, G., aug 2016, I : Acta Anaesthesiologica Scandinavica. 60, 7, s. 958-968 11 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

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2015

Effect of surfactant on regional lung function in an experimental model of respiratory distress syndrome in rabbit

Bayat, S., Porra, L., Broche, L., Albu, G., Malaspinas, I., Doras, C., Strengell, S., Petak, F. & Habre, W., 1 aug 2015, I : Journal of Applied Physiology. 119, 3, s. 290-298 9 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2014

Radiation dose and image quality in K-edge subtraction computed tomography of lung in vivo

Strengell, S., Keyriläinen, J., Suortti, P., Bayat, S., Sovijärvi, A. R. A. & Porra, L., nov 2014, I : Journal of Synchrotron Radiation. 21, 6, s. 1305-1313 9 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2013

Differences in the pattern of bronchoconstriction induced by intravenous and inhaled methacholine in rabbit

Strengell, S., Porra, L., Sovijarvi, A., Suhonen, H., Suortti, P. & Bayat, S., 1 dec 2013, I : Respiratory Physiology & Neurobiology. 189, 3, s. 465-472 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Effect of Positive End-expiratory Pressure on Regional Ventilation Distribution during Mechanical Ventilation after Surfactant Depletion

Bayat, S., Porra, L., Albu, G., Suhonen, H., Strengell, S., Suortti, P., Sovijärvi, A., Petak, F. & Habre, W., jul 2013, I : Anesthesiology. 119, 1, s. 89-100 12 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Role of cellular effectors in the emergence of ventilation defects during allergic bronchoconstriction

Layachi, S., Porra, L., Albu, G., Trouillet, N., Suhonen, H., Petak, F., Sevestre, H., Suortti, P., Sovijarvi, A., Habre, W. & Bayat, S., okt 2013, I : Journal of Applied Physiology. 115, 7, s. 1057-1064 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2012

Quasi-simultaneous in-vivo synchrotron imaging of regional ventilation and blood volume distributions after methacholine provocation in rabbit

Guilbart, M., Porra, L., Strengell, S., Sovijarvi, A., Suortti, P. & Bayat, S., 2012, I : Fundamental & Clinical Pharmacology. 26, Supplement s1, s. 22 1 s.

Forskningsoutput: TidskriftsbidragKonferensartikelVetenskaplig

2011

Effect of positive end-expiratory pressure on regional ventilation distribution during bronchoconstriction in rabbit studied by synchrotron radiation imaging

Porra, L., Suhonen, H., Suortti, P., Sovijärvi, A. & Bayat, S., 2011, I : Critical Care Medicine. 39, 7, s. 1731-1738 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2010

Acute cigarette smoke inhalation blunts lung responsiveness to methacholine and allergen in rabbit: differentiation of central and peripheral effects

Porra, L., Petak, F., Strengell, S., Neitola, K., Janosi, T. Z., Suhonen, H., Suortti, P., Sovijarvi, A. R. A., Habre, W. & Bayat, S., 2010, I : American Journal of Physiology. Lung Cellular and Molecular Physiology. 299, 2, s. 242-251 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2009

A note on medieval microfabrication: the visualization of a prayer nut by synchrotron-based computer X-ray tomography.

Reischig, P., Blaas, J., Botha, C., Bravin, A., Porra, L., Nemoz, C., Wallert, A. & Dik, J., 2009, I : Journal of Synchrotron Radiation. 2009, 16, s. 95-106 12 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Mechanisms of Altered Airway Mechanics Following Acute Cigarette Smoke Inhalation in Rabbits.

Bayat, S., Porra, L., Petak, F., Janosi, T. Z., Bertrand, D., Sovijarvi, A., Suortti, P., Suhonen, H., Strengell, S., Neitola, K., Sipila, M., Laakso, L., Hantos, Z. & Habre, W., 2009, I : American Journal of Respiratory and Critical Care Medicine. 179, 1 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Methacholine and ovalbumin challenges assessed by forced oscillations and synchrotron lung imaging

Bayat, S., Strengell, S., Porra, L., Janosi, T., Petak, F., Suhonen, H., Suortti, P., Hantos, Z., Sovijärvi, A. & Habre, W., 2009, I : American Journal of Respiratory and Critical Care Medicine. 180, 4, s. 296-303 8 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Paradoxical conducting airway responses and heterogeneous regional ventilation after histamine inhalation in rabbit studied by synchrotron radiation CT

Bayat, S., Porra, L., Suhonen, H., Suortti, P. & Sovijärvi, A., 2009, I : Journal of Applied Physiology. 106, 6, s. 1949-1958 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

QUANTITATIVE FUNCTIONAL IMAGING AND KINETIC STUDIES WITH HIGH-Z CONTRAST AGENTS USING SYNCHROTRON RADIATION COMPUTED TOMOGRAPHY

Adam, J. F., Bayat, S., Porra, L., Elleaume, H., Esteve, F. & Suortti, P., jan 2009, I : Clinical and Experimental Pharmacology & Physiology. 36, 1, s. 95-106 12 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Quantitative functional imaging and kinetic studies with high-z contrast agents using syncrotron radiation computed tomography

Adam, J. F., Bayat, S., Porra, L., Elleaume, H., Esteve, F. & Suortti, P., 2009, I : Clinical and Experimental Pharmacology & Physiology. 36, 1, s. 95-106 12 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2008

Imaging of lung function using synchrotron radiation computed tomography: what s new?

Bayat, S., Porra, L., Suhonen, H., Janosi, T., Strengell, S., Habre, W., Petak, F., Hantos, Z., Suortti, P. & Sovijärvi, A., 2008, I : European Journal of Radiology. 68S, 3, s. S78-S83

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Keuhkojen toimintahäiriöiden uusi tutkimismenetelmä - erotuskuvantaminen synkrotronisäteilyllä: [katsaus]

Sovijärvi, A., Porra, L., Suorti, P. & Suortti, P., 2008, I : Duodecim. 124, 3, s. 271-278 8 s.

Forskningsoutput: TidskriftsbidragÖversiktsartikelVetenskapligPeer review

Relics in medieval altarpieces? Combining X-ray tomographic, lampinographic and phase-contrast imaging to visualize thin organic objects in paintings

Krug, K., Porra, L., Coan, P., Wallert, A., Dik, J., Coerdt, A., Bravin, A., Elyyan, M., Reischig, P., Helfen, L. & Baumbach, T., 2008, I : Journal of Synchrotron Radiation. 15, s. 55-61 7 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2007

Synchrotron radiation computed tomography station at the ESRF biomedical beamline

Nemoz, C., Bayat, S., Berruyer, G., Brochard, T., Coan, P., Le Duc, G., Keyriläinen, J., Monfraix, S., Renier, M., Requardt, H., Bravin, A., Tafforeau, P., Adam, J. F., Biston, M. C., Boudou, C., Charvet, A. M., Corde, S., Elleaume, H., Esteve, F., Joubert, A. & 7 andraRousseau, J., Tropres, I., Fernandez Martinez, M., Porra, L., Suortti, P., Fiedler, S. & Thomlinson, W., 2007, Synchrotron Radiation Instrumentation: Ninth International Conference on Synchrotron Radiation Instrumentation. Yhdysvallat: American Institute of Physics, Vol. 879(1). s. 1887-1890 4 s.

Forskningsoutput: Kapitel i bok/rapport/konferenshandlingKonferensbidragVetenskapligPeer review

2006

Differences in the time course of proximal and distal airway response to inhaled histamine studied by synchrotron radiation CT

Bayat, S., Porra, L., Suhonen, H., Nemoz, C., Suortti, P. & Sovijärvi, A. R. A., jun 2006, I : Journal of Applied Physiology. 100, 6, s. 1964-1973 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

Lung structure and function studied by synchrotron radiation

Porra, L., 2006, Helsinki: University of Helsinki. 79 s.

Forskningsoutput: AvhandlingDoktorsavhandlingSamling av artiklar

2005

Quantitative measurement of regional lung gas volume by synchrotron radiation computed tomography

Monfraix, S., Bayat, S., Porra, L., Berruyer, G., Nemoz, C., Thomlinson, W., Suortti, P. & Sovijärvi, A., 2005, I : Physics in Medicine and Biology. 50, 1, s. 1-11 11 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2004

Effect of tidal volume on distribution of ventilation assessed by synchrotron radiation CT in rabbit

Porra, L., Monfraix, S., Berruyer, G., Le Duc, G., Nemoz, C., Thomlinson, W., Suortti, P., Sovijärvi, A. & Bayat, S., 2004, I : Journal of Applied Physiology. 2004, 96(5), s. 1899-1908 10 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review

2001

Quantitative functional lung imaging with synchrotron radiation using inhaled xenon as contrast agent

Bayat, S., Le Duc, G., Porra, L., Berruyer, G., Nemoz, C., Monfraix, S., Fiedler, S., Thomlinson, W., Suortti, P., Standertskjöld-Nordenstam, CG. & Sovijärvi, A., 2001, I : Physics in Medicine and Biology. 2001, 46(12), s. 3287-3299 13 s.

Forskningsoutput: TidskriftsbidragArtikelVetenskapligPeer review