Definition Anti-microbial drugs: Antibiotics:substances produced by or semi-synthesized from various species of microorganisms (bacteria,fungi,and actinomycetes)that suppress the growth of other microorganisms. Synthetic antimicrobial agents,such as sulfonamides(磺胺)，quinolones(喹 诺酮)，…
Definition Anti-microbial drugs: Antibiotics: substances produced by or semi-synthesized from various species of microorganisms (bacteria, fungi, and actinomycetes) that suppress the growth of other microorganisms. Synthetic antimicrobial agents, such as sulfonamides（磺胺） , quinolones（喹 诺酮） ,
Why bacteria produce antibiotics?
Why bacteria produce antibiotics?
Classification According to the actions against the type of organism 。Antibacterial drugs 。Antiviral drugs ·Antifungal drugs ·Antiprotozoal drugs
Classification According to the actions against the type of organism • Antibacterial drugs • Antiviral drugs • Antifungal drugs • Antiprotozoal drugs
The discovery of Penicillin ● 1928:Alexander Fleming discovered the first antibiotic. He observed that Penicillium fungus made an antibiotic, penicillin,that killed S. aureus. Penicillium Dr Howard W Florey and his colony German associate Dr Ernest Boris Chain attempting to extract the essential substance from Fleming's Bacteria inhibited mould. ● 12 February,1941,the first dose of isolated penicillin was Bacteria injected into a human being Nobel Prize for Medicine in 1945
• 1928: Alexander Fleming discovered the first antibiotic. • He observed that Penicillium fungus made an antibiotic, penicillin, that killed S. aureus. • Dr Howard W Florey and his German associate Dr Ernest Boris Chain attempting to extract the essential substance from Fleming's mould. • 12 February, 1941, the first dose of isolated penicillin was injected into a human being • Nobel Prize for Medicine in 1945 The discovery of Penicillin
The Nobel Prize in Physiology or Medicine 1945 "for the discovery of penicillin and its curative effect in various infectious diseases" Sir Alexander Ernst Boris Chain Sir Howard Walter Fleming Florey