An inactivated adenovirus vaccine experimentally prepared was inoculated into young pigs against the adenovirus infection newly appeared in Japan. Sero-neutralizing titers of the paired sera collected from 50 pigs in the interval of 3 weeks was measured. The mean of antibody titers of post-sera was 45 times higher than that of pre-sera.
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Front Pediatr
January 2025
Yunnan Provincial Key Laboratory of Public Health and Biosafety & Institute for AIDS/STD Control and Prevention, Yunnan Center for Disease Control and Prevention, Kunming, Yunnan, China.
Background: Rotavirus (RV), norovirus (NoV), human enteric adenovirus (HAdV), human astrovirus (HAstV), and sapovirus (SaV) are important viral causes of acute gastroenteritis (AGE) in children. However, limited information is available regarding AGE in Yunnan, Southwest China.
Methods: To investigate the prevalence of group A rotavirus (RVA), norovirus genogroups I (GI) and II (GII), and HAdV, HAstV, and SaV in children aged <5 years hospitalized with AGE between 2020 and 2022.
Curr Vasc Pharmacol
January 2025
Department of Urology, People's Hospital of Longhua, Shenzhen, Guangdong, 518109, China.
Aims: This study aims to conduct a bibliometric and visual analysis of published studies on myocarditis and coronavirus disease 2019 (COVID-19) vaccines.
Background: The widespread epidemic of COVID-19 has caused millions of deaths and profoundly affected the global medical landscape. Studies on COVID-19 vaccination and related myocarditis have also increased significantly.
Dengue virus (DENV) remains a significant public health threat in tropical and subtropical regions, with effective antiviral treatments and vaccines still not fully established despite extensive research. A critical aspect of vaccine development for DENV involves selecting proteins from both structural and non-structural regions of the virus to activate humoral and cellular immune responses effectively. In this study, we developed a novel vaccine for dengue virus serotype 2 (DENV2) using a heterologous Prime-Boost strategy that combines an adenoviral vector (Ad) with subunit vaccines.
View Article and Find Full Text PDFCommun Med (Lond)
January 2025
GSK, Rixensart, Belgium.
Background: The adenovirus-vaccine platform has come to prominence with the COVID-19 vaccination campaigns. The objective of this study was to validate a formulation that was suitable for lyophilisation and long-term storage at 5 (2-8) °C.
Methods: Vaccine stability was assessed up to five years at 5 °C using a lyophilised formulation of the chimpanzee-adenovirus vector ChAd155 encoding a respiratory syncytial virus (RSV) antigen.
J Virol
January 2025
Sunnybrook Research Institute, Sunnybrook Health Sciences Centre, Toronto, Ontario, Canada.
The common cold coronaviruses are a source of ongoing morbidity and mortality particularly among elderly and immunocompromised individuals. While cross-reactive immune responses against multiple coronaviruses have been described following severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) infection and vaccination, it remains unclear if these confer any degree of cross-protection against the common cold coronaviruses. A recombinant fowl adenovirus vaccine expressing the SARS-CoV-2 spike protein (FAdV-9-S19) was generated, and protection from SARS-CoV-2 challenge was shown in K18-hACE2 mice.
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