A serologic test for antibodies to chlamydial antigen pgp3 may be a useful tool for trachoma
surveillance. However, little is known about the stability of antibody status over time, or …

A serologic test for antibodies to chlamydia may be a useful tool for trachoma surveillance.
However, little is known about the longitudinal stability of antibody status, especially …

Background Serologic testing for chlamydial antibodies is one potential tool for trachoma
monitoring. Understanding the dynamics of seroconversion and seroreversion in low …

Background Trachoma is targeted for elimination by 2020. World Health Organization
advises districts to undertake surveillance when follicular trachoma (TF)< 5% in children 1–9 …

Purpose Serological testing for antibodies to Chlamydia trachomatis pgp3 is being
evaluated as a tool to use for trachoma surveillance. There are limited data on the …

Trachoma, caused by ocular Chlamydia trachomatis infection, is targeted for global
elimination as a public health problem by 2030. To provide evidence for use of antibodies to …

Programs to eliminate trachoma as a public health problem use prevalence of the clinical
sign trachomatous inflammation—follicular (TF) in 1-to 9-year-olds in endemic districts to …

Serological surveillance for trachoma could allow monitoring of transmission levels in areas
that have achieved elimination targets. Platforms that allow testing in basic laboratories or …

An enzyme linked immunosorbent assay (ELISA) and an immunofluorescence (IF) test were
compared with culture for their value in the diagnosis of chlamydial infection in early …

We evaluated the validity of clinically determined active trachoma as a surrogate for
chlamydial eye infection in 1059 children from the Egyptian arm of the Azithromycin in the …