Results 51 to 60 of about 74,855 (209)

Seroprevalence and risk factors associated with bovine leukemia virus (BLV) seropositivity in cattle herds from Ecuador

open access: yesRevista Colombiana de Ciencias Pecuarias, 2020
Background: Bovine leukemia virus (BLV) is the causative agent of enzootic bovine leukosis (EBL). This disease mainly affects cattle, causing severe economic losses to producers.
Luis R. Saa   +5 more
doaj   +1 more source

ELISA seroprevalence of Trypanosoma cruzi in a cohort of heart disease patients

open access: yesJournal of Infection in Developing Countries, 2013
Introduction: Chagas disease is the most important parasitic disease in El Salvador and Latin America. The disease has two phases: acute and chronic, with an intermediate unspecified phase.
Maria-Virginia Rodriguez   +5 more
doaj   +1 more source

A mathematical model of seropositivity to malaria antigen, allowing seropositivity to be prolonged by exposure [PDF]

open access: yesMalaria Journal, 2014
Malaria transmission intensity is traditionally estimated from entomological studies as the entomological inoculation rate (EIR), but this is labour intensive and also raises sampling issues due to the large variation from house to house. Incidence of malaria in the control group of a trial or in a cohort study can be used but is difficult to interpret
openaire   +2 more sources

Seropositivity Needs to Be Critically Considered [PDF]

open access: yesDeutsches Ärzteblatt international, 2016
Laass and colleagues recently reported in Deutsches Arzteblatt International a prevalence of celiac disease of 0.9% in children and adolescents in Germany (1). This prevalence was deduced from the results of antibody measurements in more than 12 000 serum specimens by using a test whose origin was not reported.
openaire   +2 more sources

RVF seropositivity of human participants.

open access: yes, 2018
RVF seropositivity of human participants.
Alex Tumusiime (4911457)   +15 more
core   +1 more source

Seronegative and seropositivity in Puerto Pizarro.

open access: yes, 2023
Seronegative and seropositivity in Puerto Pizarro.
Mauro Meza (16462783)   +14 more
core   +1 more source

Analysis of Antibody Data Using Skew-normal and Skew-T Mixture Models

open access: yesRevstat Statistical Journal
Gaussian mixture models, which assume a Normal distribution for each component, are popular in antibody (or serological) data analysis to help determining antibody-positive and antibody-negative individuals.
Tiago Dias Domingues   +2 more
doaj   +1 more source

Association between seropositivity and age groups.

open access: yes, 2023
Association between seropositivity and age groups.
Victory Fabian Edem (14493013)   +6 more
core   +1 more source

Serologic Survey of Crimean-Congo Haemorrhagic Fever among Sheep in Ardabil Province, Northwest Iran

open access: yesJournal of Medical Microbiology and Infectious Diseases, 2016
Introduction: Livestock is a known source of Crimean-Congo Hemorrhagic Fever (CCHF) virus infection in humans. Although CCHF is endemic in Iran, limited human cases of CCHF are reported from northwest of Iran. Considering the lack of complete and updated
Ehsan Mostafavi   +4 more
doaj  

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