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Pacui virus, phlebotomine flies, and small mammals in Brazil: an epidemiological study
(American Society of Tropical Medicine and Hygiene, 1975)Pacui virus, originally obtained from forest rodents, was isolated 100 times from 61,437 specimens (658 pools) of the phlebotomine fly Lutzomyia flaviscutellata, collected from rodent-baited traps in the forests of Belem, ... -
O papel do diagnóstico laboratorial da influenza
(Instituto Evandro Chagas, 2010) -
Papilomavírus humano associado a lesões de cérvice uterina
(Sociedade Brasileira de Medicina Tropical, 1999)Estudou-se a prevalência do papilomavírus humano (HPV) em 228 mulheres portadoras de lesões em cérvice uterina, atendidas no Instituto Ofir Loiola, em Belém, Pará, no período de março de 1992 a maio de 1996. As pacientes ... -
Parvovirus B19 antibodies in sera of patients with unexplained exanthemata from Belém, Pará, Brazil
(Instituto Oswaldo Cruz, 1993) -
Parvovírus B19, eritema infeccioso e outras manifestações clínicas
(Sociedade Brasileira de Dermatologia, 1991) -
Patogenia das lesões encefálicas na infecção experimental com o vírus belém (BeAn 141106) : análise comparativa da curva de infectividade com as alterações ultra-estruturais
(Moreira Jr. Editora, 1980)Para estudar o mecanismo de produção das lesões induzidas pelo vírus Belém, comparou-se o aparecimento e a evolução das alterações ultra-estruturais com a curva de infectividade. Na encefalite produzida por este vírus há ... -
Patogenia das lesões hepáticas na infecção experimental com o vírus Oropouche (BeAn 1991): análise comparativa das curvas virêmica e de infectividade com as alterações ultra-estruturais
(Universidade Federal do Pará, 1979)Para estudar o mecanismo de produção das lesões hepáticas induzidas pelo vírus Oropouche (BeAn 19991), foram utilizadas concomitantemente, em animais experimentalmente inoculados, duas técnicas processadas no mesmo material ... -
Pattern of acquisition of rotavirus antibody in children followed up from birth to the age of three years
(Sociedade Brasileira de Medicina Tropical, 1989)Amostras de soro, em número de 948, foram coletadas de 83 crianças, ao longo de seus três primeiros anos de vida, e testadas quanto à presença de anticorpos grupo-especificos para rotavirus por um teste de bloqueio, ... -
PD-L1 expression associated with Epstein-Barr virus status and patients survival in a large cohort of gastric cancer patients in northern Brazil
(MDPI, 2021)Abstract: Gastric cancer (GC) is a worldwide health problem, making it one of the most common types of cancer, in fifth place of all tumor types, and the third highest cause of cancer deaths in the world. There is a ... -
Persistence of rabies virus-neutralizing antibodies after vaccination of rural population following vampire bat rabies outbreak in Brazil
(Public Library of Science, 2016)Animal control measures in Latin America have decreased the incidence of urban human rabies transmitted by dogs and cats; currently most cases of human rabies are transmitted by bats. In 2004-2005, rabies outbreaks in ... -
Perspectivas de controle com uma vacina gastroenterite infantil por rotavírus
(Sociedade Brasileira de Imunizações, 1998) -
Pesquisa de agentes virais, bacterianos e parasitários associados à diarréia infantil em Belém do Pará (Nota Prévia)
(Universidade Federal do Pará, 1980) -
Pesquisa de anticorpos para o vírus da Aids em parturientes com vida sexual promíscua na área de Belém (Estudo piloto)
(Sociedade Brasileira Pediatria, 1989)Estudaram-se 63 parturientes (entre 800 selecionadas) com história de vida sexual promíscua, quanto à presença de anticorpos para o vírus da AIDS. Utilizando-se método imunoenzimático competitivo (''Wellcozyme anti-HTLV ... -
Phylogenetic analysis of human group C rotavirus in hospitalized children with gastroenteritis in Belém, Brazil
(Wiley, 2016)Group C rotavirus (RVC) is potentially an important pathogen associated with acute gastroenteritis (AG), especially in outbreaks. This study aims to detect and molecularly characterize RVC in hospitalized children with AG ... -
Phylogenetic analysis of probable non-human genes of group A rotaviruses isolated from children with acute gastroenteritis in Belém, Brazil
(Wiley, 2012)Rotaviruses (RVs) are the main cause of acute viral gastroenteritis in both humans and young animals of various species such as calves, horses, pigs, dogs, cats, and birds. The genetic diversity of RVs is related to a ... -
Phylogenetic-based inference reveals distinct transmission dynamics of SARS-CoV-2 lineages Gamma and P.2 in Brazil
(Cell Press, 2022)The COVID-19 epidemic in Brazil experienced two major lineage replacements until mid-2021. The first was driven by lineage P.2, in late 2020, and the second by lineage Gamma, in early 2021. To understand how these SARS-CoV-2 ... -
Polymorphism in the promoter region of NFE2L2 gene is a genetic marker of susceptibility to cirrhosis associated with alcohol abuse
(MDPI, 2019)Alcoholic liver disease (ALD) is a highly prevalent spectrum of pathologies caused by alcohol overconsumption. Morbidity and mortality related to ALD are increasing worldwide, thereby demanding strategies for early diagnosis ... -
A possible fifth human rotavirus serotype and an unusual serotype 2, subgroup II rotavirus strains
(Sociedade Brasileira de Microbiologia, 1989)Uma cepa de rotavírus, obtida de criança diarreica com 22 meses de idade, não reagiu com anticorpos monoclonais para os quatro sorotipos desse agente, emergindo como um possível novo sorotipo. Essa amostra se caracterizou ... -
Potential role of Dengue virus, Chikungunya virus and Zika virus in neurological disease
(Instituto Oswaldo Cruz, 2018)This study showed that laboratory markers of recent infection by dengue, Zika or chikungunya arboviruses were detected in the biological samples of approximately one-third of patients with encephalitis, myelitis, ... -
Prevalence and epidemiological characteristics of human immunodeficiency virus-1 infection in an iron mining area with intense migratory flow in Pará State, Brazilian amazon, 2005–2014
(Springer Verlag, 2020)Acquired immunodeficiency syndrome (AIDS) caused by human immunodeficiency virus (HIV) is a major global public health problem. The aim of this study is to determine the prevalence of HIV-1 infection in four municipalities ...