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Chinese Journal of Antituberculosis ›› 2011, Vol. 33 ›› Issue (6): 366-368.

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A study of pulmonary surfactant associated protein A、D for diagnosis in pulmonary tuberculosis

Hu Hua,Ju Yunfei,Xu Yong,Meng Fanmin,Chi Jingyu,Yang Yan,Li Xuezheng   

  1.  (Shandong Provincial Chest Hospital; Ji'nan 250013; China);
  • Received:2011-03-21 Online:2011-06-20 Published:2012-03-16
  • Contact: Hu hua E-mail:huhua2751@126.com

Abstract: Objective To study the expression of pulmonary surfactant associated protein A、D(SP-A、SP-D) and their correlation in patients with pulmonary tuberculosis  Methods The expression of SP-A、SP-D of sputum and serum in 50 patients with smear positive pulmonary tuberculosis, 51 patients with smear negtive pulmonary tuberculosis,30 patients with COPD and 85 healthy volunteers were detected by ELISA.  Results The expression of SP-A、SP-D of sputum in patients with smear positive pulmonary tuberculosis were correlated with the amount ofmycobacterium tuberculosisin sputum from these patients.The expression of SP-A、SP-D of serum in patients with pulmonary tuberculosis were significant higher than that of others(P<0.05).But the expression of SP-D of sputum in patients with pulmonary tuberculosis were significant lower than that of others(P<0.01). Conclusions The expression of SP-A、SP-D in patients are correlated with pulmonary tuberculosis. They may be an adjuvant marker to diagnose pulmonary tuberculosis.

Key words: tuberculosis/diagnosis, pulmonary surfactant-associated protein A, pulmonary surfactant-associated protein D, SP-A,SP-D