age of measles immunization in tropics

Age of Measles immunization in tropics

Age of measles immunization in tropics.

Maternal immunity to measles was studied in a group of 500 newborn children and another group of 500 children aged one to 12 months, before vaccination. The geometric mean titer of detectable hemagglutination-inhibition antibody was 16 for newborn children. This titer was absent in most children aged 3 to 5 months. Our previous studies indicate that from 1970 to 1972, children from the lower so...

Measles immunization in IRAN

Optimum age for measles immunization in Malaysia.

A study was carried out at the University Hospital, Kuala Lumpur, Malaysia to determine the age-specific prevalence of measles infection by serology and the age specific-seroconversion rates following measles vaccination. The results show that the percentage of children with passively acquired measles antibodies decreased with increasing age till 3 to 5 months of age. From 12 months of age, the...

Excessive Attenuation of Measles Virus as a Possible Cause of Failure in Measles Immunization

measles immunization in iran

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