Professor Zhang Tianyu of the Tuberculosis Research Office of the Laboratory and his team member had published their research finding “A Cassette Containing Thiostrepton, Gentamicin Resistance Genes and dif sequences is Effective in Construction of Recombinant Mycobacteria” on the journal Frontiers in Microbiology (http://journal.frontiersin.org/article/10.3389/fmicb.2017.00468/abstract) on March 24, 2017, the World’s Tuberculosis Day.