Results 1 to 10 of about 190,833 (345)
Introduction Estimating COVID-19 cumulative incidence in Africa remains problematic due to challenges in contact tracing, routine surveillance systems and laboratory testing capacities and strategies.
+90 more
doaj +2 more sources
Pediatric SARS-CoV-2 Seroprevalence, Oregon, USA, November 1, 2020–June 30, 2022
We estimated SARS-CoV-2 seroprevalence in children in Oregon, USA, at 6 time points. Seroprevalence increased linearly during November 2020–December 2021 and peaked in February 2022 at 38.8% (95% CI 32.8%–46.5%).
Rebecca A. Falender+4 more
doaj +1 more source
Background: Serologic testing provides better understanding of SARS-CoV-2 prevalence and its transmission. This study was an investigation of the prevalence of antibodies to SARS-CoV-2 among blood donors in Saudi Arabia.
Ayman Banjar+21 more
doaj +1 more source
Serological Evidence of Exposure to Globally Relevant Zoonotic Parasites in the Estonian Population. [PDF]
We investigated Estonian population and its selected subgroups for serological evidence of exposure to Ascaris lumbricoides, Echinococcus spp., Taenia solium, Toxocara canis, Toxoplasma gondii, and Trichinella spiralis.
Brian Lassen+7 more
doaj +1 more source
Heterogeneous evolution of SARS-CoV-2 seroprevalence in school-age children
BACKGROUND: Much remains unknown regarding the evolution of SARS-CoV-2 seroprevalence and variability in seropositive children in districts, schools and classes as only a few school-based cohort studies exist.
Sarah R. Haile+6 more
doaj +1 more source
Serological Prevalence of Schistosoma japonicum in Mobile Populations in Previously Endemic but Now Non-Endemic Regions of China: A Systematic Review and Meta-Analysis. [PDF]
Background: Schistosomiasis japonica has been resurging in certain areas of China where its transmission was previously well controlled or interrupted.
Bian, CR+5 more
core +17 more sources
Trypanosoma evansi is an important camel pathogen with dissimilar mammalian hosts and is the most widely distributed pathogenic animals' trypanosomes worldwide that affects domesticated animals.
Falmata Kyari, PhD+4 more
doaj +1 more source
Surveillance of SARS-CoV-2 antibodies of patients in the local affected area during Wuhan lockdown
Highlights 1. Two months after the COVID-19 outbreak in Wuhan, the seroprevalence for IgM and IgG in the convalescent patients was 31.82% and 77.27%, respectively.
Yueting Tang+10 more
doaj +1 more source
Spanish HCMV Seroprevalence in the 21st Century
Human cytomegalovirus (HCMV) is linked to age-related diseases like cardiovascular disease, neurodegenerative conditions, and cancer. It can also cause congenital defects and severe illness in immunocompromised individuals.
Pablo Álvarez-Heredia+13 more
doaj +1 more source
BACKGROUND: Few studies have directly examined the incidence or seroprevalence of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infections in children, parents and teachers from the same school communities.
Agne Ulyte+5 more
doaj +1 more source