Cyclosporin A, used as immuno suppression agent, is produced from :

Options

A. Monascus purpureus
B. Saccharomyces cerevisiae
C. Penicillium notatum
D. Trichoderma polysporum

Answer

To solve the question regarding the production source of Cyclosporin A, we can follow these steps:

### Step-by-Step Solution:

1. **Understanding Cyclosporin A**:
- Cyclosporin A is an immunosuppressive agent that is primarily used to prevent organ rejection in transplant patients.

2. **Function of Immunosuppressants**:
- These agents work by suppressing the immune system, which is crucial during organ transplants to prevent the body from attacking the transplanted organ.

3. **Identifying the Source**:
- The question asks for the organism from which Cyclosporin A is produced.

4. **Reviewing Options**:
- The options provided include various organisms:
- Penicillium notatum
- Saccharomyces cerevisiae
- Monascus purpureus
- Trichoderma polysporum

5. **Researching the Correct Source**:
- Among the options, Trichoderma polysporum is known to be the organism that produces Cyclosporin A.

6. **Conclusion**:
- Therefore, the correct answer to the question is that Cyclosporin A is produced from **Trichoderma polysporum**.

### Final Answer:
**Cyclosporin A is produced from Trichoderma polysporum.**

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