E.M) X ray microanalysis system and electronic microscope(E.M.S).Results:Collagens and calcic particulates were found which were secreted by the AS fibroblasts.It was different with control cells.

• 结果:扫描电镜观察到AS的成纤维细胞分泌大量的胶原和钙颗粒,透射电镜发现AS的成纤维细胞分泌胶原。