Methods for detecting an infection with Mycobacterium tuberculosis (Mtb) in a subject are disclosed. The methods include detecting the presence of CD8+T cells that specifically recognize an Mtb polypeptide. The methods include in vitro assays for detecting the presence of CD8+T cells in a biological...http://www.google.com/patents/US8053181?utm_source=gb-gplus-sharePatent US8053181 - Methods for detecting a Mycobacterium tuberculosis infection