The following seven proteins were targeted for further evaluation of possible application in TB diagnosis: ITIH4-35k, MBL2, RBP4, MASP2, HSPG2, adherin-11, and AMBP in catalogues of the acute inflammatory response, extracellular region, and secretory granule, which were unique to individual terms in the PTB group. This evidence concerns the gene MASP2 and tuberculosis.