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. 2016 Dec 21;19(1):117–126. doi: 10.22074/cellj.2016.4874

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Fig.5 — Comparison of lung function tests before and after mesen- chymal stem cell (MSC) injections. A. Forced expiratory volume in 1 second (FEV1) score, B. Forced vital capacity (FVC) score, and C. FEV1/FVC. Although pulmonary function tests (PFTs) showed no significant improvement, we observed a trend toward im- provement after the second injection.