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Livres
Articles (114)
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Risk factors in oil and gas industry returns: International evidence

Sofia B. Ramos, Helena Veiga

Journal:

Energy Economics

Année:

2011

Langue:

english

Fichier:

PDF, 478 KB

english, 2011

Can machine learning be useful as a screening tool for depression in primary care?

Souza Filho, Erito Marques de, Veiga Rey, Helena Cramer, Frajtag, Rose Mary, Arrowsmith Cook, Daniela Matos, Dalbonio de Carvalho, Lucas Nunes, Pinho Ribeiro, Antonio Luiz, Amaral, Jorge

Journal:

Journal of Psychiatric Research

Année:

2021

Fichier:

PDF, 378 KB

2021

Wavelet-based detection of outliers in financial time series

Aurea Grané, Helena Veiga

Journal:

Computational Statistics & Data Analysis

Année:

2010

Langue:

english

Fichier:

PDF, 750 KB

english, 2010

Modelling long-memory volatilities with leverage effect: A-LMSV versus FIEGARCH

Esther Ruiz, Helena Veiga

Journal:

Computational Statistics & Data Analysis

Année:

2008

Langue:

english

Fichier:

PDF, 356 KB

english, 2008

Phosphonium-based ionic liquids as modifiers for biomedical grade poly(vinyl chloride)

Ana M.A. Dias, Sofia Marceneiro, Mara E.M. Braga, Jorge F.J. Coelho, Abel G.M. Ferreira, Pedro N. Simões, Helena I.M. Veiga, Liliana C. Tomé, Isabel M. Marrucho, José M.S.S. Esperança, Ana A. Matias,

Journal:

Acta Biomaterialia

Année:

2012

Langue:

english

Fichier:

PDF, 2.12 MB

english, 2012

Biotechnological applications of brown spider (Loxosceles genus) venom toxins

Andrea Senff-Ribeiro, Paulo Henrique da Silva, Olga Meiri Chaim, Luiza Helena Gremski, Kátia Sabrina Paludo, Rafael Bertoni da Silveira, Waldemiro Gremski, Oldemir Carlos Mangili, Silvio Sanches Veiga

Journal:

Biotechnology Advances

Année:

2008

Langue:

english

Fichier:

PDF, 424 KB

english, 2008

Exercise and Mental Health: Many Reasons to Move

Deslandes, Andr&eacute, a, Moraes, Helena, Ferreira, Camila, Veiga, Heloisa, Silveira, Heitor, Mouta, Raphael, Pompeu, Fernando A.M.S., Coutinho, Evandro Silva Freire, Laks, Jerson

Journal:

Neuropsychobiology

Année:

2009

Langue:

english

Fichier:

PDF, 219 KB

english, 2009

[Lecture Notes in Energy] The Interrelationship Between Financial and Energy Markets Volume 54 ||

Ramos, Sofia, Veiga, Helena

Année:

2014

Langue:

english

Fichier:

PDF, 5.46 MB

english, 2014

Dynamic effects in inefficiency: Evidence from the Colombian banking sector

Galán, Jorge E., Veiga, Helena, Wiper, Michael P.

Journal:

European Journal of Operational Research

Année:

2015

Langue:

english

Fichier:

PDF, 579 KB

english, 2015

[Lecture Notes in Energy] The Interrelationship Between Financial and Energy Markets Volume 54 || Oil Shock Transmission to Stock Market Returns: Wavelet-Multivariate Markov Switching GARCH Approach

Ramos, Sofia, Veiga, Helena

Année:

2014

Langue:

english

Fichier:

PDF, 878 KB

english, 2014

Competitive destination analysis in Southern European countries

Águas, Paulo, Veiga, Célia, Reis, Helena

Journal:

Worldwide Hospitality and Tourism Themes

Année:

2010

Langue:

english

Fichier:

PDF, 163 KB

english, 2010

UNCERTAINTY AND DENSITY FORECASTS OF ARMA MODELS: COMPARISON OF ASYMPTOTIC, BAYESIAN, AND BOOTSTRAP PROCEDURES

Mazzeu, João Henrique Gonçalves, Ruiz, Esther, Veiga, Helena

Journal:

Journal of Economic Surveys

Année:

2017

Langue:

english

Fichier:

PDF, 336 KB

english, 2017

Modeling and forecasting the oil volatility index

Gonçalves Mazzeu, João H., Veiga, Helena, Mariti, Massimo B.

Journal:

Journal of Forecasting

Année:

2019

Langue:

english

Fichier:

PDF, 1.32 MB

english, 2019

Limited attention, salience of information and stock market activity

Ramos, Sofia B., Latoeiro, Pedro, Veiga, Helena

Journal:

Economic Modelling

Année:

2019

Langue:

english

Fichier:

PDF, 1.28 MB

english, 2019

Asset pricing anomalies: Evidence from oil industry

Ramos, Sofia Brito, Veiga, Helena, Wang, Chih-Wei

Journal:

SSRN Electronic Journal

Année:

2012

Fichier:

PDF, 215 KB

2012

Asymmetric stochastic volatility models: Properties and particle filter-based simulated maximum likelihood estimation

Mao, Xiuping, Czellar, Veronika, Ruiz, Esther, Veiga, Helena

Journal:

Econometrics and Statistics

Année:

2019

Langue:

english

Fichier:

PDF, 3.71 MB

english, 2019

Colour assays: An inside look into Alentejo traditional limewash paintings and coloured lime mortars

Milene Gil, Jose Aguiar, Ana Seruya, Rosário Veiga, Luisa Carvalho, Helena Vargas, Jose Mirão, Antonio Candeias

Journal:

Color Research & Application

Année:

2011

Langue:

english

Fichier:

PDF, 1.37 MB

english, 2011

Fatty acid synthase inhibition with Orlistat promotes apoptosis and reduces cell growth and lymph node metastasis in a mouse melanoma model

Marco A. Carvalho, Karina G. Zecchin, Fabiana Seguin, Débora C. Bastos, Michelle Agostini, Ana Lúcia C.A. Rangel, Sílvio S. Veiga, Helena F. Raposo, Helena C.F. Oliveira, Massimo Loda, Ricardo D. Cole

Journal:

International Journal of Cancer

Année:

2008

Langue:

english

Fichier:

PDF, 635 KB

english, 2008

Studies on the density, heat capacity, surface tension and infinite dilution diffusion with the ionic liquids [C4mim][NTf2], [C4mim][dca], [C2mim][EtOSO3] and [Aliquat][dca]

Carlos A. Nieto de Castro, Elisa Langa, Ana L. Morais, Manuel L. Matos Lopes, Maria J.V. Lourenço, Fernando J.V. Santos, M. Soledade C.S. Santos, José N. Canongia Lopes, Helena I.M. Veiga, Mafalda Mac

Journal:

Fluid Phase Equilibria

Année:

2010

Langue:

english

Fichier:

PDF, 1.84 MB

english, 2010

A note on the properties of power-transformed returns in long-memory stochastic volatility models with leverage effect

Ana Pérez, Esther Ruiz, Helena Veiga

Journal:

Computational Statistics & Data Analysis

Année:

2009

Langue:

english

Fichier:

PDF, 708 KB

english, 2009

Effect of temperature on the physical properties of two ionic liquids

Ana B. Pereiro, Helena I.M. Veiga, José M.S.S. Esperança, Ana Rodríguez

Journal:

The Journal of Chemical Thermodynamics

Année:

2009

Langue:

english

Fichier:

PDF, 216 KB

english, 2009

Histopathological findings in rabbits after experimental acute exposure to the Loxosceles intermedia (brown spider) venom

Katia Zoghbi Ospedal, Marcia Helena Appel, José Fillus Neto, Oldemir Carlos Mangili, Silvio Sanches Veiga, Waldemiro Gremski

Journal:

International Journal of Experimental Pathology

Année:

2002

Langue:

english

Fichier:

PDF, 2.36 MB

english, 2002

Insertion of Escherichia coliα-haemolysin in lipid bilayers as a non-transmembrane integral protein: prediction and experiment

Ana Soloaga, M. Pilar Veiga, Luis M. García-Segura, Helena Ostolaza, Robert Brasseur, Félix M. Goñi

Journal:

Molecular Microbiology

Année:

1999

Langue:

english

Fichier:

PDF, 1.28 MB

english, 1999

Development of leprosy in a patient with ankylosing spondylitis during the infliximab treatment: reactivation of a latent infection?

Roberta Vilela Lopes, Claudia Barros Ohashi, Luiza Helena Cavaleiro, Rosana de Britto Pereira Cruz, Rossana Ruth Garcia da Veiga, Mário Fernando Ribeiro Miranda, Gilberto Toshimitsu Yoshikawa

Journal:

Clinical Rheumatology

Année:

2009

Langue:

english

Fichier:

PDF, 103 KB

english, 2009

Information aggregation in experimental asset markets in the presence of a manipulator

Helena Veiga, Marc Vorsatz

Journal:

Experimental Economics

Année:

2010

Langue:

english

Fichier:

PDF, 1.14 MB

english, 2010

Glycosaminoglycans of Abdominal Skin After Massive Weight Loss in Post-bariatric Female Patients

Daniela Francescato Veiga, Rodolpho A. Bussolaro, Elsa Y. Kobayashi, Valquíria P. Medeiros, João R. M. Martins, Elvio B. Garcia, Neil F. Novo, Helena B. Nader, Lydia M. Ferreira

Journal:

Obesity Surgery

Année:

2011

Langue:

english

Fichier:

PDF, 359 KB

english, 2011

Absence of nucleoid occlusion effector Noc impairs formation of orthogonal FtsZ rings during Staphylococcus aureus cell division

Helena Veiga, Ana M. Jorge, Mariana G. Pinho

Journal:

Molecular Microbiology

Année:

2011

Langue:

english

Fichier:

PDF, 1.37 MB

english, 2011

14-3-3 adaptor proteins are intermediates in ABA signal transduction during barley seed germination

Peter J. Schoonheim, Mark P. Sinnige, Jose A. Casaretto, Helena Veiga, Tom D. Bunney, Ralph S. Quatrano, Albertus H. de Boer

Journal:

The Plant Journal

Année:

2007

Langue:

english

Fichier:

PDF, 814 KB

english, 2007

Are Feedback Factors Important in Modeling Financial Data?

HELENA VEIGA

Journal:

International Review of Finance

Année:

2007

Langue:

english

Fichier:

PDF, 237 KB

english, 2007

Effect of Brown Spider Venom on Basement Membrane Structures

Silvio S. Veiga, Loara Feitosa, Vera Lúcia P. dos Santos, Gustavo A. de Souza, Andrea S. Ribeiro, Oldemir C. Mangili, Marimélia A. Porcionatto, Helena B. Nader, Carl P. Dietrich, Ricardo R. Brentani,

Journal:

Journal of Molecular Histology

Année:

2000

Langue:

english

Fichier:

PDF, 251 KB

english, 2000

Presence of a laminin-binding chondroitin sulfate proteoglycan at the cell surface of a human melanoma cell Mel-85

Maria Carolina Q.B. Elias, Silvio S. Veiga, Waldemiro Gremski, Marimélia A. Porcionatto, Helena B. Nader, Ricardo R. Brentani

Journal:

Molecular and Cellular Biochemistry

Année:

1999

Langue:

english

Fichier:

PDF, 90 KB

english, 1999

Asymmetry, realised volatility and stock return risk estimates

Aurea Grané, Helena Veiga

Journal:

Portuguese Economic Journal

Année:

2012

Langue:

english

Fichier:

PDF, 423 KB

english, 2012

Exposing the cancer genome atlas as a SPARQL endpoint

Helena F. Deus, Diogo F. Veiga, Pablo R. Freire, John N. Weinstein, Gordon B. Mills, Jonas S. Almeida

Journal:

Journal of Biomedical Informatics

Année:

2010

Langue:

english

Fichier:

PDF, 1.89 MB

english, 2010

Brown spider (Loxosceles intermedia) venom triggers endothelial cells death by anoikis

Jenifer Nowatzki, Reginaldo Vieira Sene, Katia Sabrina Paludo, Luiz Eduardo Rizzo, Fernando Souza-Fonseca-Guimarães, Silvio Sanches Veiga, Helena Bonciani Nader, Célia Regina C. Franco, Edvaldo S. Tri

Journal:

Toxicon

Année:

2012

Langue:

english

Fichier:

PDF, 1.42 MB

english, 2012

DASMiner: discovering and integrating data from DAS sources

Diogo FT Veiga, Helena F Deus, Caner Akdemir, Ana Tereza R Vasconcelos, Jonas S Almeida

Journal:

BMC Systems Biology

Année:

2009

Langue:

english

Fichier:

PDF, 1.34 MB

english, 2009

Stimulation of Ouabain Binding to Na,K-ATPase in 40% Dimethyl Sulfoxide by a Factor from Na,K-ATPase Preparations

Carlos F.L. Fontes, Fábio E.Veiga Lopes, Helena M. Scofano, Hector Barrabin, Jens G. Nørby

Journal:

Archives of Biochemistry and Biophysics

Année:

1999

Langue:

english

Fichier:

PDF, 144 KB

english, 1999

Culex quinquefasciatus field populations subjected to treatment with Bacillus sphaericus did not display high resistance levels

Maria Helena Neves Lobo Silva-Filha, Karlos Diogo de Melo Chalegre, Daniela Bandeira Anastacio, Cláudia Maria Fontes de Oliveira, Sinara Batista da Silva, Ridelane Veiga Acioli, Sumire Hibi, Débora Ca

Journal:

Biological Control

Année:

2008

Langue:

english

Fichier:

PDF, 271 KB

english, 2008

Price manipulation in an experimental asset market

Helena Veiga, Marc Vorsatz

Journal:

European Economic Review

Année:

2009

Langue:

english

Fichier:

PDF, 574 KB

english, 2009

Large pericardial effusion due to peritoneopericardial fistula

Bruno de Souza Paolino, Paulo R. Benchimol-Barbosa, Rafael Tostes Muniz, Paula Saraiva Manhães, Rafael Gonçalves de Mendonça, Elias Antônio Yunes, Helena Cramer Veiga Rey, Roberto Esporcatte, Francisc

Journal:

International Journal of Cardiology

Année:

2008

Langue:

english

Fichier:

PDF, 479 KB

english, 2008

Identification and partial characterisation of hyaluronidases in Lonomia obliqua venom

Ana Isabel da C.B. Gouveia, Rafael B. da Silveira, Helena B. Nader, Carl P. Dietrich, Waldemiro Gremski, Silvio S. Veiga

Journal:

Toxicon

Année:

2005

Langue:

english

Fichier:

PDF, 300 KB

english, 2005

Brown spiders and loxoscelism

Paulo Henrique da Silva, Rafael Bertoni da Silveira, Márcia Helena Appel, Oldemir Carlos Mangili, Waldemiro Gremski, Silvio Sanches Veiga

Journal:

Toxicon

Année:

2004

Langue:

english

Fichier:

PDF, 469 KB

english, 2004

The effect of brown spider venom on endothelial cell morphology and adhesive structures

Katia Sabrina Paludo, Luiza Helena Gremski, Silvio Sanches Veiga, Olga Meiri Chaim, Waldemiro Gremski, Dorly de Freitas Buchi, Helena Bonciani Nader, Carl Peter Dietrich, Célia Regina Cavichiolo Franc

Journal:

Toxicon

Année:

2006

Langue:

english

Fichier:

PDF, 608 KB

english, 2006

Hyaluronidases in Loxosceles intermedia (Brown spider) venom are endo-β-N-acetyl-d-hexosaminidases hydrolases

Rafael Bertoni da Silveira, Olga Meiri Chaim, Oldemir Carlos Mangili, Waldemiro Gremski, Carl Peter Dietrich, Helena B. Nader, Silvio Sanches Veiga

Journal:

Toxicon

Année:

2007

Langue:

english

Fichier:

PDF, 472 KB

english, 2007

Calcium-dependent conformation of E. coli α-haemolysin. Implications for the mechanism of membrane insertion and lysis

Laura Bakás, M.Pilar Veiga, Ana Soloaga, Helena Ostolaza, Félix M Goñi

Journal:

Biochimica et Biophysica Acta (BBA) - Biomembranes

Année:

1998

Langue:

english

Fichier:

PDF, 276 KB

english, 1998

Identification of proteases in the extract of venom glands from brown spiders

Rafael B. da Silveira, José F. dos Santos Filho, Oldemir C. Mangili, Silvio S. Veiga, Waldemiro Gremski, Helena B. Nader, Carl P. von Dietrich

Journal:

Toxicon

Année:

2002

Langue:

english

Fichier:

PDF, 182 KB

english, 2002

Oligosaccharide residues of Loxosceles intermedia (brown spider) venom proteins: dependence on glycosylation for dermonecrotic activity

Silvio S. Veiga, Waldemiro Gremski, Vera Lúcia P. dos Santos, Loara Feitosa, Oldemir C. Mangili, Helena B. Nader, Carl P. Dietrich, Ricardo R. Brentani

Journal:

Toxicon

Année:

1999

Langue:

english

Fichier:

PDF, 732 KB

english, 1999

In Vivo and In Vitro Cytotoxicity of Brown Spider Venom for Blood Vessel Endothelial Cells

Silvio S Veiga, Vera C Zanetti, Celia R.C Franco, Edvaldo S Trindade, Marimelia A Porcionatto, Oldemir C Mangili, Waldemiro Gremski, Carl P Dietrich, Helena B Nader

Journal:

Thrombosis Research

Année:

2001

Langue:

english

Fichier:

PDF, 692 KB

english, 2001

In Silico Structural Characteristics and α-Amylase Inhibitory Properties of Ric c 1 and Ric c 3, Allergenic 2S Albumins from Ricinus communis Seeds

Nascimento, Viviane Veiga Do, Castro, Helena Carla, Abreu, Paula Alvarez, Oliveira, Antônia Elenir Amâncio, Fernandez, Jorge Hernandez, Araújo, Jucélia Da Silva, Machado, Olga Lima Tavares

Journal:

Journal of Agricultural and Food Chemistry

Année:

2011

Langue:

english

Fichier:

PDF, 3.72 MB

english, 2011

Análise de Custo-Efetividade da Sinvastatina versus Atorvastatina na Prevenção Secundária de Eventos Cardiovasculares no Sistema Único de Saúde Brasileiro

Denizar Vianna Araujo, Camila Pepe Ribeiro de Souza, Luciana Ribeiro Bahia, Helena Cramer Veiga Rey, Braulio dos Santos Junior, Bernardo Rangel Tura, Otavio Berwanger, Anna Maria Buehler, Marcus Tolen

Journal:

Value in Health

Année:

2011

Fichier:

PDF, 272 KB

2011

Brown spider venom toxins interact with cell surface and are endocytosed by rabbit endothelial cells

Jenifer Nowatzki, Reginaldo Vieira de Sene, Katia Sabrina Paludo, Silvio Sanches Veiga, Constance Oliver, Maria Célia Jamur, Helena Bonciani Nader, Edvaldo S. Trindade, Célia Regina C. Franco

Journal:

Toxicon

Année:

2010

Langue:

english

Fichier:

PDF, 1.96 MB

english, 2010