live attenuated vaccine

live attenuated vaccine

A vaccine that induces an immune response, which more closely resembles that of a natural infection, than that elicited by killed vaccines, as the organisms contained therein actively reproduce until held in check by the recipient's own antibodies, thus often conferring life-long immunity Examples Measles, mumps, polio, rubella. See Killed vaccine.
References in periodicals archive ?
Typhi, and the greatest rate of multiple drug-resistant strains (strains resistant to first-line antimicrobials) have been discovered in Bangladesh.6 Vaccines that are in use consist of an antigen-based injectable vaccine given over the age of 2 years, and a live attenuated vaccine administered over the age of 5 years.1 These vaccines do not provide long-term immunity and are also not advisable under the age of 2 years.
For children who would not otherwise receive an influenza vaccine or for whom it is appropriate because of age and health status, a live attenuated vaccine may be used.
The zoster vaccine is currently indicated in patients aged 60 years and older, but since it is a live attenuated vaccine, it is contraindicated in many patients who could benefit most from it, including those with primary immunodeficiency disorders, those with a hematologic malignancy, those who have had a hematopoietic stem cell transplant within the two years, pregnant patients, and patients taking high-dose steroids or anti-tumor necrosis factor biologics."There is an inactivated vaccine in the works being tested, and that is showing good efficacy.
tularensis and develop a live attenuated vaccine. Their research showed the genetically modified bacterium induced a strong immune response that triggers a protective immune response to F.
The reasons for this are twofold: Firstly, Bacillus Calmette-Guerin vaccine (BCG) is a live attenuated vaccine, and as such it is not appropriate for use in people with IRD.
The inactivated influenza vaccine is more effective than the quadrivalent live attenuated vaccine, according to a study conducted by the Influenza Vaccine Effectiveness Network.
Rarely, the live attenuated vaccine viruses contained in OPV can cause polio, and since 2012, vaccine-derived cases have exceeded wild poliovirus cases.
The current study was conducted to prepare and evaluate the efficacy of live attenuated vaccine of IBH-HPS in broiler birds in Pakistan.
They considered seizures that occurred with 24 hours after receiving an inactivated vaccine or five to twelve days after receiving a live attenuated vaccine. They found 26 children who were diagnosed with epilepsy and were able to find data on 24 of the children.
Explaining the need to explore a new technology to develop the vaccine, he said: " Efforts to develop a live attenuated vaccine ( a vaccine created by reducing the virulence of a pathogen but still keeping it viable) have encountered unexpected interactions between the vaccine viruses, raising safety concerns.
Rotarix[R] is a live attenuated vaccine licensed for use in the UK and administered orally; it is over 85% effective at protecting against severe rotavirus gastroenteritis.
In the meantime, Travelsafe Clinic appears to be one of the few private centers to have the live attenuated vaccine available for people traveling to India and wanting the JE vaccination.