Results 71 to 80 of about 11,926 (196)

Predominance of Rotavirus P[4]G2 in a Vaccinated Population, Brazil

open access: yesEmerging Infectious Diseases, 2007
We identified 21 rotaviruses in 129 patients with diarrhea in a Brazilian city with high rotavirus vaccine coverage. All rotaviruses were genotype P[4]G2 with 1 mixed infection with P[NT]G9.
Ricardo Q. Gurgel   +10 more
doaj   +1 more source

Equine coronavirus: Investigating seroconversion and faecal shedding patterns in naturally occurring field infections

open access: yesEquine Veterinary Education, EarlyView.
Summary Background Equine coronavirus (ECoV) is an increasingly recognised cause of pyrexia and enteric disease in the horse. Objectives To (1) evaluate if horses seroconvert after clinical ECoV infection and (2) investigate the pattern of faecal excretion of ECoV to determine the optimal testing moment with the overall aim of helping veterinarians in ...
H. C. Smith   +6 more
wiley   +1 more source

Novel Human Rotavirus Genotype G5P[7] from Child with Diarrhea, Cameroon

open access: yesEmerging Infectious Diseases, 2009
We report characterization of a genotype G5P[7] human rotavirus (HRV) from a child in Cameroon who had diarrhea. Sequencing of all 11 gene segments showed similarities to >5 genes each from porcine and human rotaviruses.
Mathew D. Esona   +9 more
doaj   +1 more source

Simultaneous modification of Thermotoga maritima encapsulin subunits to produce multivalent nanoparticle vaccines for non‐typhoidal Salmonella enterica

open access: yesThe FEBS Journal, EarlyView.
This study investigates the modularity of encapsulin—a protein nanoparticle—by simultaneously inserting up to four distinct Salmonella epitopes within the encapsulin subunit. The encapsulin variants were transiently expressed in plants where they assembled into nanoparticles; however, their accumulation and stability varied depending on the ...
Carly A. Charron   +5 more
wiley   +1 more source

Genetic and Phenotypic Correlations Among Growth, Disease Occurrence, and Reproductive Performance From Calf to Heifer in Girolando Dairy Cattle

open access: yesJournal of Animal Breeding and Genetics, EarlyView.
ABSTRACT The Girolando breed, a cross between Holstein (Bos taurus) and Gir (Bos indicus), is the primary choice for dairy production in Brazilian tropical regions, as it combines high productive potential with adaptation to the tropical environment.
Laura B. da C. Pereira   +6 more
wiley   +1 more source

Viruses, Periodontitis, and Systemic Diseases

open access: yesJournal of Periodontal Research, EarlyView.
This narrative review aimed to summarize current evidence on the viral involvement in periodontitis and its relevance for systemic diseases. The oral cavity acts as an active viral reservoir and dissemination platform, where virus–microbiome interactions may promote dysbiosis, periodontitis progression, and systemic inflammatory effects, while the ...
Kim Natalie Solte   +2 more
wiley   +1 more source

Reassortment of Human Rotavirus Gene Segments into G11 Rotavirus Strains

open access: yesEmerging Infectious Diseases, 2010
G11 rotaviruses are believed to be of porcine origin. However, a limited number of G11 rotaviruses have been recently isolated from humans in combination with P[25], P[8], P[6], and P[4]. To investigate the evolutionary relationships of these strains, we
Jelle Matthijnssens   +10 more
doaj   +1 more source

Exploring the Relationship Between Respiratory Syncytial Virus and Asthma Using Calendar Time at Birth as a Source of Quasi‐Random Variation

open access: yesPaediatric and Perinatal Epidemiology, EarlyView.
ABSTRACT Background Observational studies suggest an association between severe respiratory syncytial virus (RSV) and asthma, but it is unclear if this relationship is causal or confounded. Objectives We investigated this relationship using calendar time at birth as a source of quasi‐random variation with respect to individual‐level risk factors for ...
Michelle C. Dimitris   +8 more
wiley   +1 more source

Entry of Rotaviruses Is a Multistep Process [PDF]

open access: yes, 1999
The infection of epithelial cells by some animal rotavirus strains requires the presence of sialic acid (SA) on the cell surface. Recently, we isolated rhesus rotavirus variants, named nar, whose infectivity, like that of human rotaviruses, is not ...
Cuadras, Mariela A.   +4 more
core   +1 more source

Health and Survival Impacts of Early Childhood Development Programmes: The Case of the Happy Child Programme in Brazil

open access: yesReview of Development Economics, EarlyView.
ABSTRACT This paper adds to the growing evidence on the impacts of early childhood development (ECD) programming by examining one of the world's largest home visitation programmes, the Happy Child Programme in Brazil, and its impacts on child vaccination and preventable death rates.
Raquel Tebaldi   +2 more
wiley   +1 more source

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