Microbial Source of Penicillin

Question

Penicillin is produced from:

Select an answer

Penicillin is produced from:

  1. Penicillium notatum — Correct Answer
  2. Aspergillus niger
  3. Streptomyces sp.
  4. Bacillus subtilis
Explanation:
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

This multiple choice question is from Veterinary Pharmacology and Toxicology, Veterinary Science. It has 4 options with a detailed explanation of the correct answer. Practice more MCQs from Veterinary Pharmacology and Toxicology to strengthen your preparation.

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