Results 11 to 20 of about 385 (111)

Oral Polio Vaccine Campaigns May Reduce the Risk of Death from Respiratory Infections

open access: yesVaccines, 2021
Oral polio vaccine (OPV) campaigns, but not other campaigns, have been associated with major reductions in child mortality. Studies have shown that OPV reduces the risk of respiratory infections.
Sebastian Nielsen   +4 more
doaj   +1 more source

Health effects of utilising hospital contacts to provide measles vaccination to children 9–59 months—a randomised controlled trial in Guinea-Bissau

open access: yesTrials, 2022
Background Measles vaccination coverage in Guinea-Bissau is low; fewer than 80% of children are currently measles vaccinated before 12 months of age. The low coverage hampers control of measles.
Ane B. Fisker   +5 more
doaj   +1 more source

One vaccine to counter many diseases? Modeling the economics of oral polio vaccine against child mortality and COVID-19

open access: yesFrontiers in Public Health, 2022
IntroductionRecent reviews summarize evidence that some vaccines have heterologous or non-specific effects (NSE), potentially offering protection against multiple pathogens.
Angela Y. Chang   +23 more
doaj   +1 more source

Randomized clinical trials of COVID-19 vaccines: Do adenovirus-vector vaccines have beneficial non-specific effects?

open access: yesiScience, 2023
Summary: We examined the possible non-specific effects of novel mRNA- and adenovirus-vector COVID-19 vaccines by reviewing the randomized control trials (RCTs) of mRNA and adenovirus-vector COVID-19 vaccines. We calculated mortality risk ratios (RRs) for
Christine S. Benn   +4 more
doaj   +1 more source

Effect of national immunisation campaigns with oral polio vaccine on all-cause mortality in children in rural northern Ghana: 20 years of demographic surveillance cohort dataResearch in context

open access: yesEClinicalMedicine, 2023
Summary: Background: Studies from Guinea-Bissau and Bangladesh have shown that campaigns with oral polio vaccine (C-OPV) may be associated with 25–31% lower child mortality. Between 1996 and 2015, Ghana had 50 national C-OPVs and numerous campaigns with
Paul Welaga   +5 more
doaj   +1 more source

Non-specific effects of veterinary vaccines: a systematic review

open access: yesVaccine, 2022
The benefits of vaccines have been centred on their specific effects on subsequent infections by target pathogens. Recent studies, however, have opened up new insights into additional effects of vaccines known as non-specific effects (NSEs) or heterologous effects of vaccines.
Arega, Sintayehu   +3 more
openaire   +3 more sources

Non-specific effects of BCG vaccine on viral infections [PDF]

open access: yesClinical Microbiology and Infection, 2019
Some strains of Bacillus Calmette-Guérin (BCG) vaccine not only confer protection against disseminated forms of tuberculosis, but also reduce all-cause mortality by the induction of protection against infections with non-related pathogens.We review evidence for non-specific protection induced by BCG vaccination against viral infections, discuss ...
Moorlag, S.J.C.F.M.   +5 more
openaire   +4 more sources

Parental Bacillus Calmette-Guérin vaccine scars decrease infant mortality in the first six weeks of life: A retrospective cohort study

open access: yesEClinicalMedicine, 2021
Background: Live attenuated vaccines have been observed to have particularly beneficial effects for child survival when given in the presence of maternally transferred immunity (priming).
MLT Berendsen   +8 more
doaj   +1 more source

LIMITATIONS OF THE CONTEMPORARY VACCINES: HOW TO OVERCOME ? [PDF]

open access: yesExploratory Animal and Medical Research, 2023
Vaccines are used generally to prevent a few infectious diseases by stimulating the weapons of acquired immunity of the body against specific antigens.
Shibabrata Pattanayak
doaj   +1 more source

Is early measles vaccination associated with stronger survival benefits than later measles vaccination?

open access: yesBMC Public Health, 2018
Background Measles vaccine (MV) may protect against non-measles mortality. We tested whether survival depended on age of measles vaccination. Methods Bandim Health Project follows children under 5 years of age through a Health and Demographic ...
Jesper Sloth Hansen   +4 more
doaj   +1 more source

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