Results 21 to 30 of about 22,174 (220)

Varicella vaccine dose depended effectiveness and waning among preschool children in Hong Kong

open access: yesHuman Vaccines & Immunotherapeutics, 2020
In Hong Kong, universal varicella vaccination was introduced in July 2014 with a two-dose schedule but the vaccines had been available in the private market since 1996.
Yung-Wai Desmond Chan   +7 more
doaj   +1 more source

Effectiveness of one-dose versus two-dose varicella vaccine in children in Qingdao, China: a matched case-control study

open access: yesHuman Vaccines & Immunotherapeutics, 2021
To evaluate whether two-dose of varicella vaccine would provide a better protection to children from varicella than one-dose, we conducted a 1:3 matched case-control study in children in Qingdao, China.
Ping Hu   +8 more
doaj   +1 more source

Development of Varicella Vaccine [PDF]

open access: yesThe Journal of Infectious Diseases, 2008
The Oka strain of varicella-zoster virus (VZV) was first isolated from vesicles of an otherwise healthy 3-year-old boy with typical varicella. The virus was passaged 11 times in human embryonic lung fibroblasts at 34 degrees C and 12 times in guinea pig embryo fibroblasts (GPEFs) at 37 degrees C.
Michiaki, Takahashi   +6 more
openaire   +2 more sources

Immediate and longer term impact of the varicella shortage on children 18 and 24 months of age in a community population

open access: yesBMC Family Practice, 2006
Background Little is known about the impact of the recent varicella vaccine shortage. To assess the temporal trend in varicella vaccine administration before 18 and 24 months of age in a community cohort of children prior to, during and after the recent ...
Zimmerman Rick   +5 more
doaj   +1 more source

Meningitis caused by the varicella vaccine virus in 17 immunized children and adolescents from the United States, Europe, and Japan

open access: yesAnnals of the Child Neurology Society, 2023
The varicella vaccination program has an excellent safety record. The vaccine virus, like its wild‐type counterpart, can enter latency and later reactivate as herpes zoster.
Charles Grose, Daniel J. Bonthius
doaj   +1 more source

The impact of varicella vaccination: A 2005–2019 interrupted time series analysis

open access: yesHuman Vaccines & Immunotherapeutics, 2023
Varicella is an acute, highly contagious disease in susceptible individuals and is preventable through vaccination. This study aimed to determine the impact of varicella vaccination on hospitalizations and complications at a pediatric reference hospital ...
Katherina U. Miranda   +3 more
doaj   +1 more source

Reliability of medical students' vaccination histories for immunisable diseases [PDF]

open access: yes, 2008
Background Medical students come into contact with infectious diseases early on their career. Immunity against vaccine-preventable diseases is therefore vital for both medical students and the patients with whom they come into contact.
René Gottschalk   +11 more
core   +1 more source

Varicella Breakthrough Infection and Vaccine Effectiveness in Taiwan

open access: yes, 2012
We performed this nationwide retrospective investigation among the recipients of varicella vaccine to evaluate the breakthrough varicella infection rate, factors associated with breakthrough infection and the vaccine effectiveness.
HUANG, WEN-CHAN;HUANG, LI-MIN;CHANG, I-SHOU;TSAI, FANG-YU;CHANG, LUAN-YIN   +1 more
core   +2 more sources

Budget impact analysis of multiple varicella vaccination strategies: a Mexico perspective

open access: yesHuman Vaccines & Immunotherapeutics, 2020
A number of live-attenuated varicella vaccines are produced globally that provide protection against the varicella zoster virus. In Mexico, varicella vaccination is not included in the national immunization program and is recommended for use only in high-
Jonathan Graham   +8 more
doaj   +1 more source

Long -term persistence of antibodies against varicella in fully immunized healthcare workers: an Italian retrospective cohort study

open access: yesBMC Infectious Diseases, 2021
Background Chickenpox is a highly contagious disease caused by the varicella zoster virus (VZV), and in infants, adolescents, adults, pregnant women, and the immunocompromised it can be serious. The best way to prevent chickenpox is immunization with the
Francesco Paolo Bianchi   +4 more
doaj   +1 more source

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