Výsledky vyhledávání - "Carla D. Souza"

Gamma spectrometry of iodine-125 produced in IEA-R1 nuclear reactor, using HPGe detector and fixation into epoxy matrix disc

Autor: Henrique Barcellos de Oliveira, Osvaldo Luiz da Costa, Carla D. Souza, Carlos A. Zeituni, Maria Elisa C.M. Rostelato, Fabio G. Castanho, Marcelo Francis Máduar, João A. Moura, Daiane C.B. de Souza, Anselmo Feher

Publikováno v: Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine. 169

Few places in the world produce iodine-125. In Brazil, the first production was achieved by using the IEA-R1 nuclear reactor located at Nuclear and Energy Research Institute – IPEN. To verify the quality of iodine-125 produced, and the amount of co

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::cf35ef9ea41a5134fb3a1962fa7b54ef
https://pubmed.ncbi.nlm.nih.gov/33385758

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Monte Carlo simulation to assess free space and end-weld thickness variation effects on dose rate for a new Ir-192 brachytherapy source

Autor: Evaggelos Pantelis, Carlos A. Zeituni, Maria Elisa Chueri Martins Rostelato, Lucas Verdi Angelocci, Carla D. Souza, Beatriz Ribeiro Nogueira

Publikováno v: Applied Radiation and Isotopes. 173:109709

A new Iridium-192 seed for brachytherapy is under development. Specific dose rate contribution by two different factors were evaluated: the effect from movement of the core in the free space within the seed and the effect of the end-weld thickness va

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::80537731401d012705fad5e9a3071e9a
https://doi.org/10.1016/j.apradiso.2021.109709

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Comparing different methods for radioactive iodine fixation intended for brachytherapy sources manufacture

Autor: Carla D. Souza, Marcos Antonio Gimenes Benega, Rodrigo Tiezzi, Maria Elisa C.M. Rostelato, Anselmo Feher, Thaís Hunke da Silva, João A. Moura, Osvaldo Luiz da Costa, Bruna T. Rodrigues, Carlos A. Zeituni, Anderson Sorgatti, Fernando S. Peleias, Daiane C.B. de Souza

Publikováno v: Progress in Nuclear Energy. 90:175-181

Brachytherapy, a method of radiotherapy, is being extensively used in the early and intermediate stages of the illness. In this treatment, radioactive seeds are placed inside or next to the area requiring treatment, which reduces the probability of u

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8b3fdd85d6e5c8833e9e052b3d869275
https://doi.org/10.1016/j.pnucene.2016.03.013

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New core configuration for the fabrication of 125I radioactive sources for cancer treatment

Autor: Carlos A. Zeituni, Lucas Verdi Angelocci, Osvaldo Luiz da Costa, Carla D. Souza, Maria Elisa C.M. Rostelato, Anselmo Feher, João A. Moura

Publikováno v: Applied Radiation and Isotopes. 165:109307

In order to provide prostate brachytherapy treatment for more Brazilian men, IPEN is building a laboratory for the manufacture of radioactive sources. The new methodology for the production of iodine-125 seeds with yield 71.7% ± 5.3%. Points of impo

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::483cbb1d736aee07cd8c1a2ee32dc7de
https://doi.org/10.1016/j.apradiso.2020.109307

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Desenvolvimento da metodologia para síntese do poli(ácido lático-co-ácido glicólico) para utilização na produção de fontes radioativas

Autor: Marcos Antonio Gimenes Benega, João A. Moura, Eduardo S. Moura, Bruna T. Rodrigues, Fabio R. Mattos, Carla D. Souza, Guilhermino J. M. Fechine, Carlos A. Zeituni, Maria Elisa C.M. Rostelato, Anselmo Feher, Fernando dos Santos Peleias Junior, Osvaldo Luiz da Costa

Publikováno v: Polímeros v.25 n.3 2015
Polímeros (São Carlos. Online)
Associação Brasileira de Polímeros (ABPol)
instacron:ABPO
Polímeros, Vol 25, Iss 3, Pp 317-325 (2015)
ResearcherID

ResumoA Organização Mundial da Saúde (OMS) relata o câncer como uma das principais causas de morte no mundo. Uma modalidade de tratamento que vem sendo bastante utilizada no tratamento do câncer de próstata é a braquiterapia, que consiste na i

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::46cc8bbade0393b59bcc36e36caa4955
https://doi.org/10.1590/0104-1428.1428

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Highly efficient method for production of radioactive silver seed cores for brachytherapy

Autor: Maria Elisa C.M. Rostelato, Koiti Araki, Roberta Cardoso, Carla D. Souza

Publikováno v: Repositório Institucional da USP (Biblioteca Digital da Produção Intelectual)
Universidade de São Paulo (USP)
instacron:USP

A simple and highly efficient (shorter reaction time and almost no rework) method for production of iodine based radioactive silver seed cores for brachytherapy is described. The method allows almost quantitative deposition of iodine-131 on dozens of

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bda26edcd637f2ce8f7ebb306f04d4c0

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Leakage test methodology development in iodine-125 seeds production

Autor: Helio R. Nagatomi, Maria Elisa C.M. Rostelato, Eduardo S. Moura, Anselmo Feher, José Eduardo Manzoli, Carlos A. Zeituni, Francisco Edmundo Sprenger, João A. Moura, Carla D. Souza

Publikováno v: Progress in Nuclear Energy. 62:79-82

Brachytherapy using iodine-125 seeds has been used in prostate cancer treatment. In the quality control routine during seed production, leakage tests are taken to detect any leakage of radioactive material from inside the titanium shield, avoiding pa

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::89f43141b4b53ec1ceec220263514d8a
https://doi.org/10.1016/j.pnucene.2012.09.011

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Surface Coating and Study of Metallic Cores for Radioactive Sources Production Used in Cancer Treatment

Autor: J.R.Oliveira Marques, Carlos A. Zeituni, D. Karam, Francisco Roberto Pinto Mattos, D.C.B. Sousa, Bruna T. Rodrigues, Rodrigo Tiezzi, Osvaldo Luiz da Costa, Carla D. Souza, Anselmo Feher, João A. Moura, Maria Elisa C.M. Rostelato

Publikováno v: DEStech Transactions on Environment, Energy and Earth Science.

Developing new and innovative treatments for cancer is an urgent matter. The National Institute of Cancer estimates that Brazil will have 576,000 new cases of the disease in 2015. Our research group is developing new radioactive seeds to be use in ra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::0b2f1a0854cb29a71d00215d0ddb0b54
https://doi.org/10.12783/dteees/seeie2016/4662

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Comparison between the Use of Loose and Stranded Seeds in Prostate Brachytherapy in Brazil

Autor: Carlos A. Zeituni, Fernando S. Peleias, Elisa C. M. Rostelato, Marcos Antonio Gimenes Benega, Fabio R. Mattos, Carla D. Souza

Publikováno v: Open Journal of Urology. :206-209

Cancer is a leading cause of death worldwide. In 2030, 26.4 million new cases will be diagnosed, with 17 million deaths accounted worldwide. Prostate cancer is the sixth most common type in the world, and the second most commom in men. For Brazil, th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::8edbbe9098f1b07d37300402ef2771da
https://doi.org/10.4236/oju.2012.223036

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Analysis of the necessary radioprotection procedures in manufacture of iodine-125 sources used in brachytherapy: A preliminary study

Autor: Eduardo S. Moura, Carla D. Souza, João A. Moura, Kátia A. Fonseca, Maria Elisa C.M. Rostelato, Carlos A. Zeituni, Anselmo Feher

Publikováno v: Progress in Nuclear Energy. 53:66-72

The estimates for the year 2009 predict that 466,730 new cancer cases would occur in Brazil. Prostate cancer is the second most incident in our country, with almost 50,000 new cases in 2009. Brachytherapy, a type of radiotherapy, with iodine-125 sour

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::54c93975d9a02472ef18fb6e40fe0e83
https://doi.org/10.1016/j.pnucene.2010.08.011

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