Zobrazeno 1 - 10
of 47
pro vyhledávání: '"Andrei Pugachev"'
Publikováno v:
Regional Formation and Development Studies. :83-92
In the article results of the comparative analysis of world experience of stimulation of innovative-investment process through the formation of a favorable tax climate are generalized. Development of tax stimulation of innovation activity is consider
Autor:
Andrei Pugachev
Publikováno v:
Problems of Territory's Development / Проблемы развития территории.
Autor:
Strahinja Stojadinovic, Mu-Han Lin, Andrei Pugachev, You Zhang, Robert Reynolds, Yang K. Park, Tsuicheng Chiu, Zhen Tian, Zohaib Iqbal, Anh H. Le, Xuejun Gu
Publikováno v:
Journal of Applied Clinical Medical Physics
The aim of this study was to report a single‐institution experience and commissioning data for Elekta VersaHD linear accelerators (LINACs) for photon beams in the Eclipse treatment planning system (TPS). Two VersaHD LINACs equipped with 160‐leaf
Autor:
John Aldo Lee, Heiko Schöder, Elisabetta De Bernardi, Ursula Nestle, Osama Mawlawi, Dimitris Visvikis, Charles Schmidtlein, Vincent Grégoire, Andrei Pugachev, Michael MacManus, Mathieu Hatt, Shiva K. Das, Tony Shepherd, Habib Zaidi, Robert Jeraj, Wei Lu, Assen S. Kirov, Curtis B. Caldwell, Xavier Geets, Issam El Naqa, Emiliano Spezi
Publikováno v:
Medical Physics, Vol. 44, No 6 (2017) pp. e1-e42
Purpose\ud \ud The purpose of this educational report is to provide an overview of the present state-of-the-art PET auto-segmentation (PET-AS) algorithms and their respective validation, with an emphasis on providing the user with help in understandi
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2f15cdcd6032a82cdde31d5c5d43e14a
Publikováno v:
Physics in Medicine and Biology. 57:2757-2774
The purpose of this study was to investigate the increase in cell kill that can be achieved by tumor irradiation with heterogeneous dose distributions targeting hypoxic regions that can be visualized with non-invasive imaging. Starting with a heterog
Autor:
Andrei Pugachev, C. Bass, Jun He, M. Axente, Jamal Zweit, Gobalakrishnan Sundaresan, Jerry I. Hirsch
Publikováno v:
Journal of Nuclear Medicine. 52:1621-1629
Histopathologic validation of a PET tracer requires assessment of colocalization of the tracer with its intended biologic target. Using thin tissue section autoradiography, it is possible to visualize the spatial distribution of the PET tracer uptake
Autor:
Shutian Ruan, John L. Humm, C. Clifton Ling, Bixiu Wen, Pat Zanzonico, Jason S. Lewis, Shangde Cai, Andrei Pugachev, Peter Smith-Jones, Joseph A. O'Donoghue, Paul Burgman, Eva Burnazi, Ronald D. Finn, Michael J. Welch
Publikováno v:
International Journal of Radiation Oncology*Biology*Physics. 61:1493-1502
Purpose: To compare two potential positron emission tomography (PET) tracers of tumor hypoxia in an animal model. Methods and Materials: The purported hypoxia imaging agents 18F-fluoromisonidazole (FMISO) and 64Cu(II)-diacetyl-bis(N4-methylthiosemica
Publikováno v:
Physics in Medicine and Biology. 47:3485-3501
Within the confines of least-squares operations, it is possible to quantify the effect of the addition of treatment fields or beamlets to a treatment plan. Using linear algebra and eigenvalue perturbation theory, the effect of the increase in number
Autor:
Jeffrey F. Williamson, Gobalakrishnan Sundaresan, Andrei Pugachev, C. Bass, Jun He, Jamal Zweit, M. Axente
In radiotherapy, PET images can be used to guide the delivery of selectively escalated doses to biologically relevant tumour subvolumes. Validation of PET for such applications requires demonstration of spatial coincidence between PET tracer uptake p
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::6853d07f8e7c4e0b92f05c92648813bf
https://europepmc.org/articles/PMC4861650/
https://europepmc.org/articles/PMC4861650/
Autor:
Lei Xing, Andrei Pugachev
Publikováno v:
International Journal of Radiation Oncology*Biology*Physics. 51:1361-1370
Purpose: To introduce the concept of pseudo beam’s-eye–view (pBEV), to establish a framework for computer-assisted beam orientation selection in intensity-modulated radiation therapy (IMRT), and to evaluate the utility of the proposed technique.