Výsledky vyhledávání - "Silvia Viegas"

Building capacity in risk-benefit assessment of foods: lessons learned from the RB4EU project

Autor: Ricardo Assunção, Jeanne-Marie Membré, Paula Alvito, Silvia Viegas, Géraldine Boué, Carla Lopes, Sara Monteiro Pires, Carla Martins, Duarte Torres, Pedro Nabais, Paulo Carmona, Sarogini Monteiro, Roberto Brazão, Sofie Theresa Thomsen, Lea Sletting Jakobsen, Paulo Fernandes

Publikováno v: Assuncao, R, Alvito, P, Brazao, R, Carmona, P, Fernandes, P, Jakobsen, L S, Lopes, C, Martins, C, Membré, J M, Monteiro, S, Nabais, P, Thomsen, S T, Torres, D, Viegas, S, Pires, S M & Boué, G 2019, ' Building capacity in risk-benefit assessment of foods: lessons learned from the RB4EU Project ', Trends in Food Science & Technology, vol. 91, pp. 541-548 . https://doi.org/10.1016/j.tifs.2019.07.028
Trends in Food Science and Technology
Trends in Food Science and Technology, Elsevier, 2019, 91, pp.541-548. ⟨10.1016/j.tifs.2019.07.028⟩
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

Background: Human diet may present both risks and benefits to consumers’ health. Risk-benefit assessment of foods (RBA) intends to estimate the overall health impact associated with exposure (or lack of exposure) to a particular food or food compon

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::2a6f91a7a3188a4f0c7409f8510b90b2
https://hdl.handle.net/10400.18/6477

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Anti-Helicobacter pylori activity of Terminalia macroptera root

Autor: Maria João Costa, José Cabrita, R Serrano, Silvia Viegas, Elsa T. Gomes, Olga Silva, Cristina de Mello-Sampayo

Publikováno v: Fitoterapia. 83:872-876

The root of Terminalia macroptera Guill. & Perr. (Combretaceae) is widely used in African traditional medicine to treat various infectious diseases, including stomach-associated diseases. This study investigates the in vitro activity of T. macroptera

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::a38eaba242f74eaf5de79336006012eb
https://doi.org/10.1016/j.fitote.2012.03.019

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Accuracy of prenatal culture in predicting intrapartum group B streptococcus colonization status

Autor: Isilda Rocha, I.D. Nogueira, Silvia Viegas, Maria José Borrego, João Paulo Gomes, Lurdes Ribeiro, Vera Damião, Carlos Florindo, Jorge Lima, Paula Caetano

Publikováno v: BASE-Bielefeld Academic Search Engine
Repositório Científico de Acesso Aberto de Portugal (Repositórios Cientìficos)
Agência para a Sociedade do Conhecimento (UMIC)-FCT-Sociedade da Informação
instacron:RCAAP

Objective: To evaluate the positive predictive value (PPV) of group B Streptococcus (GBS) cultures at 35–37 weeks of gestation relative to GBS colonization status at delivery.Methods: Rectovaginal swabs from 221 women at labor in four Lisbon hospit

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e340eaa2f7bc2514fa7e50400c98a242
https://hdl.handle.net/10400.26/6472

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Cryptolepis sanguinolenta activity against diarrhoeal bacteria

Autor: Silvia Viegas, Alexandra Paulo, Ilda Pires, Elsa T. Gomes, Madalena Pimentel, Aida Duarte, José Cabrita

Publikováno v: Scopus-Elsevier
Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

Cryptolepine is the main alkaloid of Cryptolepis sanguinolenta (Lindl.) Schlechter, a plant used in traditional medicine in West Africa. The minimal inhibitory concentrations (MICs) of cryptolepine, ethanol and aqueous extracts of Cryptolepis sanguin

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::4510b09964bfbbe544e6a2658c2e8378
https://doi.org/10.1016/0378-8741(94)90071-x

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Occupational exposure to aflatoxin B1 in poultry slaughterhouses

Autor: M. Dos Santos, Luciene Dias Bispo Veiga, Arthur Filgueira de Almeida, Silvia Viegas

Publikováno v: Toxicology Letters. 238:S96

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::ce69d11c4be4b04ebb32c6322a006300
https://doi.org/10.1016/j.toxlet.2015.08.318

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Sensitivity evaluation of the Gen-Probe AMP-CT assay by pooling urine samples for the screening of Chlamydia trachomatis urogenital infection

Autor: M A Catry, Albertina Paulino, Silvia Viegas, João Paulo Gomes

Publikováno v: International journal of STDAIDS. 13(8)

The sensitivity of two urine pool sizes versus individual testing, to detect Chlamydia trachomatis urogenital infection, was evaluated using the Gen-Probe AMP-CT assay. Thirty-three (33) known polymerase chain reaction (PCR) positive urine specimens

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9ded1998536c1377ec9818d2d8c320c0
https://pubmed.ncbi.nlm.nih.gov/12194735

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Genital infection by Chlamydia trachomatis in Lisbon : prevalence and risk markers

Autor: Silvia Viegas, Maria Arminda Ferreira, Albertina Paulino, Armando Brito de Sá, João Paulo Gomes, Maria dos Anjos Catry

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

© Oxford University Press 2002
Background. There is little information about the prevalence and risk markers for Chlamydia trachomatis infections in Portugal. Objectives. Our aim was to assess the prevalence of C. trachomatis genital infection

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::43f118e0db24b3957879acc5c901c712
https://hdl.handle.net/10451/17640

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Antimicrobial activity of Terminalia macroptera root

Autor: Aida Duarte, Madalena Pimentel, Silvia Viegas, J Machado, Helena Barroso, Elsa T. Gomes, José Cabrita, Olga Silva, Ilda Pires

Publikováno v: Repositório Científico de Acesso Aberto de Portugal
Repositório Científico de Acesso Aberto de Portugal (RCAAP)
instacron:RCAAP

Terminalia macroptera Guill et Perr. (Combretaceae) is a medicinal plant used in Guinea-Bissau and other West African countries to treat infectious diseases. The ethanol extract from T. macroptera decorticated root and their liquid-liquid partition f

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9cc476024b1c11957b984cf4791aa925
https://pubmed.ncbi.nlm.nih.gov/9292414

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Molecular characterization and antimicrobial susceptibility profiles in Streptococcus agalactiae colonizing strains: association of erythromycin resistance with subtype III-1 genetic clone family

Autor: Maria José Borrego, Carlos Florindo, Silvia Viegas, E. Rodrigues, Albertina Paulino, João Paulo Gomes

Publikováno v: Clinical Microbiology and Infection. (9):1458-1463

Knowledge of the epidemiology of Streptococcus agalactiae in Portugal is limited: therefore, the present study aimed to investigate the carriage rate of S. agalactiae among Portuguese women of reproductive age and the prevalence of antibiotic resista

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::1d90b4bdf862b9a3fb49f123ceb0f8f3

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