Results 11 to 20 of about 1,081,297 (374)

Safety and Efficacy of a Typhoid Conjugate Vaccine in Malawian Children

open access: yesNew England Journal of Medicine, 2021
Background Typhoid fever caused by multidrug-resistant H58 Salmonella Typhi is an increasing public-health threat in sub-Saharan Africa. We present phase 3 efficacy data from an African trial of a Vi-polysaccharide typhoid conjugate vaccine (Vi-TCV ...
P. Patel   +25 more
semanticscholar   +1 more source

SARS-CoV-2 RBD-Tetanus toxoid conjugate vaccine induces a strong neutralizing immunity in preclinical studies

open access: yesbioRxiv, 2021
Controlling the global COVID-19 pandemic depends, among other measures, on developing preventive vaccines at an unprecedented pace. Vaccines approved for use and those in development intend to use neutralizing antibodies to block viral sites binding to ...
Yury Valdés-Balbín   +43 more
semanticscholar   +1 more source

Rotavirus spike protein ΔVP8* as a novel carrier protein for conjugate vaccine platform with demonstrated antigenic potential for use as bivalent vaccine

open access: yesScientific Reports, 2021
Conjugate vaccine platform is a promising strategy to overcome the poor immunogenicity of bacterial polysaccharide antigens in infants and children. A carrier protein in conjugate vaccines works not only as an immune stimulator to polysaccharide, but ...
Wook-Jin Park   +5 more
doaj   +1 more source

Mutant Native Outer Membrane Vesicles Combined with a Serogroup A Polysaccharide Conjugate Vaccine for Prevention of Meningococcal Epidemics in Africa. [PDF]

open access: yesPLoS ONE, 2013
The meningococcal serogroup A (MenA) polysaccharide conjugate vaccine used in Sub-Saharan Africa does not prevent disease caused by MenW or MenX strains, which also cause epidemics in the region.
Rolando Pajon   +2 more
doaj   +1 more source

Safety and immunogenicity of a new glycoengineered vaccine against Acinetobacter baumannii in mice

open access: yesMicrobial Biotechnology, 2022
Summary Acinetobacter baumannii poses a serious threat to human health, mainly because of its widespread distribution and severe drug resistance. However, no licensed vaccines exist for this pathogen. In this study, we created a conjugate vaccine against
Xin Li   +9 more
doaj   +1 more source

On the mechanisms of conjugate vaccines [PDF]

open access: yesProceedings of the National Academy of Sciences, 2018
During the last three decades, the development and commercialization of conjugate vaccines against Haemophilus influenzae type b (Hib), pneumococcus, and serogroups C, A, W, and Y of meningococcus contributed to the virtual elimination of bacterial meningitis caused by the bacteria included in the vaccines and to the prevention of diseases that used to
Rino Rappuoli   +2 more
openaire   +3 more sources

Vaccine hesitancy and receipt of mandatory and optional pediatric vaccines in Shanghai, China

open access: yesHuman Vaccines & Immunotherapeutics, 2022
Given increased global concern about vaccine hesitancy, this study estimates coverage of mandatory vs non-mandatory vaccines in children, and assesses whether vaccine hesitancy among young parents relates to their childʻs eventual vaccination status in ...
Mengdi Ji   +3 more
doaj   +1 more source

Conjugation of HIV-1 envelope to hepatitis B surface antigen alters vaccine responses in rhesus macaques

open access: yesnpj Vaccines, 2023
An effective HIV-1 vaccine remains a critical unmet need for ending the AIDS epidemic. Vaccine trials conducted to date have suggested the need to increase the durability and functionality of vaccine-elicited antibodies to improve efficacy.
Danielle Nettere   +20 more
doaj   +1 more source

Safety, Tolerability, and Immunogenicity of a 20-Valent Pneumococcal Conjugate Vaccine (PCV20) in Adults 60 to 64 Years of Age

open access: yesClinical Infectious Diseases, 2020
Background Pneumococcal conjugate vaccines (PCVs) have significantly decreased pneumococcal disease worldwide; however, expanding serotype coverage may further reduce disease burden.
D. Hurley   +10 more
semanticscholar   +1 more source

High residual carriage of vaccine-serotype Streptococcus pneumoniae after introduction of pneumococcal conjugate vaccine in Malawi

open access: yesNature Communications, 2020
There are concerns that pneumococcal conjugate vaccines (PCVs) in sub-Saharan Africa sub-optimally interrupt Streptococcus pneumoniae vaccine-serotype (VT) carriage and transmission.
T. Swarthout   +15 more
semanticscholar   +1 more source

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