We gratefully acknowledge Prof. Fan Kai who kindly presented us with NIF, KGF, and the primary antibodies. We thank Hongqi Huo, Hailian Qiao, and Prof. Zhifa Yuan for their help with the experiments and statistical analysis.This work was supported by a grant from National Nature Science Foundation of China (30471250).
Current evidence suggests that the keratinocyte growth factor (KGF) and the polymorphonuclear leukocyte may play key roles in the development of lung fibrosis. Here we describe the construction, expression, purifica...