Výsledky vyhledávání - "M. A. C. Medeiros"

Akademický článek

Avaliação da atividade fotoprotetora do extrato fase acetato de Rhaphiodon echinus (Nees & Mart.) Schauer

Autor: M. A. C. Medeiros, B. Santos, F. M. C. Marques, M. F. M. S. Leite, M. M. Simões, R. M. Anjos, L. B. Júnior, G. L. A. Maia, R. A. Rosendo, A. P. Souza, A. A. Oliveira Filho

Publikováno v: Scientific Electronic Archives, Vol 14, Iss 8 (2021)

Plantas medicinais são recursos utilizados, através do conhecimento popular, por diversos grupos na sociedade, vindo de épocas antigas até gerações contemporâneas. A família Lamiaceae apresenta uma considerável variedade de espécies que apr

Externí odkaz: https://doaj.org/article/43524ffc559b43d0abf0dbedc8bcf700

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Akademický článek

Determination of fipronil in bovine plasma by solid-phase extraction and liquid chromatography with ultraviolet detection

Autor: Yara P. Cid, Thais P. Ferreira, Deborah M. V. C. Medeiros, Rodrigo M. Oliveira, Nathália C. C. Silva, Viviane S. Magalhães, Fábio B. Scott

Publikováno v: Química Nova, Vol 35, Iss 10, Pp 2063-2066 (2012)

A fast and efficient method has been developed and validated for the determination of fipronil in bovine plasma. Samples were subjected to solid-phase extraction (SPE) followed by reversed phase liquid chromatography (LC) separation, using acetonitri

Externí odkaz: https://doaj.org/article/d2257da8cc85464c8921bd1e408240aa

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Brazilian regulatory authority contribution to the shielding dimensioning model of radiotherapy rooms proposed by the NCRP 151

Autor: Ademir Xavier da Silva, M. P. C. Medeiros, Kelmo L. Braga, Camila Salata, Ricardo M. Stenders, Wilson F. Rebello, Edson R. Andrade, Renato Guedes Gomes, Raphael F.G. Santos, André M B P T Terra

Publikováno v: Biomedical physicsengineering express. 6(6)

The National Council on Radiation Protection and Measurements (NCRP) Report No. 151 is an essential document for bunker design commonly applied for radiotherapy treatment rooms. This document is used as a reference by several countries, including Bra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d381db74e570a47f71156b0c7dc4f312
https://pubmed.ncbi.nlm.nih.gov/35014623

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Determinação dos fatores de transmissão para fótons em blindagens multilaminadas utilizando 4 materiais

Autor: Rudnei Karam Morales, Joao Vitor Mendes da Silva, Renato Guedes Gomes, Domingos D'Oliveira Cardoso, Cloves Junior da Fonseca, Marcio Magalhaes da Silva, M. P. C. Medeiros

Publikováno v: Brazilian Journal of Radiation Sciences. 8

O objetivo deste trabalho e determinar os fatores de transmissao (FT) para fotons em blindagens multilaminadas usando 4 materiais diferentes, atraves de metodos de calculo analitico. As espessuras e materiais considerados sao os seguintes: 1,00cm de

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a2c9e23ddc4018e8dfc315a177c0ad8c
https://doi.org/10.15392/bjrs.v8i1a.1096

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Comparison of simulated and experimental values of self-absorption correction factors for a fast and credible adjust in efficiency curve of gamma spectroscopy

Autor: M. P. C. Medeiros, Jose Lopes, Ricardo Washington Dutra Garcêz, R.A. Filgueiras, W.F.R. Silva Júnior, Ademir Xavier da Silva, Jardel L. Thalhofer

Publikováno v: Applied Radiation and Isotopes. 141:241-245

Self-absorption correction factors are fundamental in spectroscopy to correct the efficiency of the samples detection whose density is different from the radioactive standard. Mathematical simulations have been widespread as a tool to facilitate the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::19ed8e79ebcd0b4770e5bb9891b7d777
https://doi.org/10.1016/j.apradiso.2018.05.005

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Modelagem computacional do laboratório de instrumentação e de detecção nuclear do Instituto Militar de Engenharia

Autor: S.C.A. Correa, Edson R. Andrade, M. P. C. Medeiros, Luiz Claudio Sampaio Ramos, Wilson F. Rebello, Renato Guedes Gomes, Domingos D'Oliveira Cardoso, Ademir Xavier da Silva

Publikováno v: Revista Cereus. 10:137-141

O objetivo do trabalho foi promover um estudo inicial base por meio de modelagem computacional do Laboratorio de Instrumentacao e Deteccao Nuclear (LIDN) do Instituto Militar de Engenharia (IME), pelo metodo de Monte Carlo, para avaliar diversas cond

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::bee145d733c63d8618e3d73c4bfe1a14
https://doi.org/10.18605/2175-7275/cereus.v10n2p137-141

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Selective contribution of concrete shielding on the equivalent and effective doses in a prostate radiotherapy treatment

Autor: Ademir Xavier da Silva, M. P. C. Medeiros, Jardel L. Thalhofer, Renato G. Gomes, K. L. Braga, Helio C. Vital, Wilson F. Rebello, Edson R. Andrade

Publikováno v: Radioprotection. 53:27-31

Within a radiotherapy room, in addition to the primary beam, there is also secondary radiation that leaks from the accelerator head and scattering caused by surrounding objects, the patient’s body and even the walls of the shielded room itself, des

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::cec0a1bfed37d16c8e598dad15cc3883
https://doi.org/10.1051/radiopro/2017041

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Shielding implications on secondary radiation doses in prostate cancer treatment

Autor: Mirta Bárbara Torres Berdeguez, Ademir Xavier da Silva, Edson R. Andrade, Delson Braz, M. P. C. Medeiros, Jardel L. Thalhofer, Raphael F.G. Santos, Kelmo L. Braga, Ricardo M. Stenders, Wilson F. Rebello

Publikováno v: Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine. 163

Medical linear accelerators (linacs) require a physical structure designed to provide adequate structural support which ensures the safety of patients, operators and the general public. During a radiotherapy session, healthy tissues are exposed to ra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::0fbab01ef75561166cfbe95e5e8e654d
https://pubmed.ncbi.nlm.nih.gov/32561036

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Evaluation of pharmacokinetics and efficacy of ivermectin following oral administration in dogs against experimental infection of Ctenocephalides felis felis and Rhipicephalus sanguineus

Autor: Yara Peluso Cid, Viviane de Souza Magalhães, Fabio Barbour Scott, Thaís R. Correia, Deborah M. V. C. Medeiros, André Luis Mazzei Albert, Thais Paes Ferreira, Lilian Cristina de Sousa Oliveira Batista

Publikováno v: Veterinary parasitology. 228

With the increasing number of pets in home the human-animal relationship is increasingly close and care about control disease growing. Ivermectin (IVM) is frequently used because its proven safety. IVM is recommended for the treatment of demodectic s

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::08be0801845f04e71003bc57b1188145
https://pubmed.ncbi.nlm.nih.gov/27692320

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Determination of fipronil in bovine plasma by solid-phase extraction and liquid chromatography with ultraviolet detection

Autor: Nathália C. C. Silva, Yara Peluso Cid, Fabio Barbour Scott, Viviane de Souza Magalhães, Deborah M. V. C. Medeiros, Thais Paes Ferreira, Rodrigo C. de M. Oliveira

Publikováno v: Química Nova, Vol 35, Iss 10, Pp 2063-2066 (2012)
Química Nova, Volume: 35, Issue: 10, Pages: 2063-2066, Published: 2012
Química Nova v.35 n.10 2012
Química Nova
Sociedade Brasileira de Química (SBQ)
instacron:SBQ

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2b473ae11691e3fecf54606a050c7d27
https://doi.org/10.1590/s0100-40422012001000029

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