2020-06-08 - Utrecht, Netherlands. Angkawanish, Taweepoke, Utrecht University
Our study, three reacted positive in a serological test (TB STAT Pak, Chembio). In serum of one of these, antibodies were found retrospectively, 23 months prior to bacterial culture from trunk wash samples. Sequence analysis of M. tuberculosis isolates from the four animals classified them as ancient strains (n=1) based on presence of a M. tuberculosis specific deletion (TbD1) and modern strains (n=3) identical to M. tuberculosis ATCC 2794.
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