Microbial Source of Penicillin
Penicillin is produced from:
- Penicillium notatum — Correct Answer
- Aspergillus niger
- Streptomyces sp.
- Bacillus subtilis
Correct Answer: Penicillium notatum
Penicillin is produced from the fungus Penicillium notatum. It is the classic example of a microbially-sourced antibiotic.
Other Microbial Sources of Drugs
- Streptomycin, Tetracyclines, Chloramphenicol: from Streptomyces sp. (actinomycetes).
- Ergot alkaloids: fungal source.
- Most antibiotics are obtained from fungi, bacteria, or actinomycetes.
Significance
After the discovery of penicillin, a systematic search of soil bacteria and microbes led to the discovery of large groups of antibiotics — one of the most important events in the history of medicine.
📚 About this Topic — Veterinary Pharmacology and Toxicology
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