2 résultats pour "antibiotics"

• Antibiotics

  Antibiotics ● W hat an antibiotic is. It is a chemical substance that, in small doses, acts againt specific molecular targets of metabolism or of the structure of bacteria and that inhibits their growth or kills them. By definition, it is produced by a microorganism (bacterium, microscopic funguses) such as the soil bacteria Streptomyces griseus that produces streptomycin, one of the most commonly used antibiotics in the world. The airborne fungus Penicillium notatum produces penicillin G....

• Antibiotics.