A set of latent TB diagnostic markers and their use

The present invention discloses a group of diagnostic marker for latent TB and its use, the set of sequences diagnostic marker for latent TB corresponding to SEQ: ID: NO: 1-SEQ: ID: NO: 8. The detection of Mycobacterium tuberculosis latent infection of new biomarker, which found early Qianfu infection, strengthen the management of latent tuberculosis infection, and ultimately achieve the purpose of controlling the TB epidemic and dissemination.