Figure 1From: Serum complement C4b, fibronectin, and prolidase are associated with the pathological changes of pulmonary tuberculosis Serum C4b, FN, and PEPD levels between controls and pulmonary tuberculosis patients. A P-value of less than 0.05 indicates statistical significance using the Mann–Whitney U-test. PTB: pulmonary tuberculosis; * P < 0.05; ** P < 0.01. A: the levels of C4b; B: the levels of FN; C: the levels of PEPD.Back to article page