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Transformation-deficient mutants of Streptococcus pneumoniae were isolated after nitrosoguanidine mutagenesis. Seventeen mutants developed normal peaks of competence, as tested by their ability to(More)
Radiation-induced fibrosis is an important side effect in the treatment of cancer. Profibrotic proteins, such as plasminogen activator inhibitor-1 (PAI-1), transforming growth factor-beta (TGF-beta),(More)