Results 51 to 60 of about 24,338 (259)

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

Factors associated with Aspergillus seropositivity.

open access: yes, 2023
Factors associated with Aspergillus seropositivity.
Olukemi Adekanmbi (8482548)   +12 more
core   +1 more source

Long‐Term Efficacy of Immunotherapy in Autoimmune Autonomic Ganglionopathy—A 10‐Year Follow Up Study

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Autoimmune autonomic ganglionopathy (AAG) is a rare but potentially treatable cause of severe autonomic failure. Evidence guiding long‐term immunotherapy, treatment sequencing, and residual autonomic impairment is limited. We evaluated long‐term treatment response, residual autonomic dysfunction, and relapse patterns in patients with
Giacomo Chiaro   +6 more
wiley   +1 more source

Post-discharge follow-up of pediatric COVID-19 patients: insights into serological dynamics

open access: yesFrontiers in Microbiology
IntroductionLimited data are available regarding SARS-CoV-2 serological response dynamics in pediatric patients with COVID-19, contributing to gaps in our understanding of the immune response in this population. This study aimed to investigate SARS-CoV-2
Shima Mahmoudi   +8 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

MOGAD Is the Most Common Cause of Isolated Optic Neuritis in Children

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objectives The study aimed to characterize the clinical features, etiologies, and outcomes of isolated, first‐time pediatric ON in the post‐MOG‐IgG era. Methods This was a single‐center retrospective cohort study at Texas Children's Hospital of patients diagnosed with first‐time ON between 2018–2024, with follow‐up data collected through 2025.
Chaitanya Aduru   +13 more
wiley   +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

“Low‐Positive” MOG‐IgG Cases Among Adults With a First Event Suggestive of Multiple Sclerosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To determine the prevalence and clinical characteristics of patients with “low‐positive” (LP) MOG‐IgG (titres 1:160–1:320) among adults with a first demyelinating event (FDE) suggestive of multiple sclerosis (MS). Methods From the Barcelona CIS inception cohort, we included adult patients with serum collected ≤ 6 months from the FDE.
Javier Villacieros‐Álvarez   +29 more
wiley   +1 more source

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

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