This manuscript reviewed the literature on infection by Mycoplasma pneumoniae with emphasis on etiological aspects of childhood community-acquired pneumonias. Bibliographical research was carried out ...

Drug resistance associated with dihydrofolate reductase (DHFR) has emerged as a critical issue in the treatment of bacterial infections. In our efforts to understand the mechanism of a drug-resistant ...

The QA-GNCs-coated aligner can efficiently inhibit the adhesion of cariogenic pathogenic Streptococcus mutans and the formation of biofilm. Moreover, the antibacterial activity of the coated QA-GNCs ...