Question

Cyclosporin is obtained from

• A. Bacillus subtilis
• B. Trichoderma polysporum
• C. Tolypocladium inflatum
• D. Both (b) and (c)

Answer 1

The correct option is D

Both (b) and (c)

The correct option is D.

Explanation for the correct option:

Option D:

1. Cyclosporine is widely produced by submerged fermentation of aerobic fungi identified as Trichoderma polysporum but now identified as Tolypocladium inflatum.
2. They carried out to search for other microbial sources for its production.

Explanation for the incorrect options:

Option A:

It is found in soil and the gastrointestinal tract of ruminants, humans and marine sponges.

Option B:

Cyclosporin is obtained from Trichoderma polysporum.

Option C:

Cyclosporin is obtained from Tolypocladium inflatum.

Final answer: Cyclosporin is obtained from both trichoderma polysporum and tolypocladium inflatum.