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Consider the following statements:
1. TR1 cells are a type of CD4 helper T-cells that help maintain immune tolerance by reducing inflammation in response to pathogens.
2. The primary function of TR1 cells is to directly attack and destroy the malaria parasite, Plasmodium falciparum.
3. Understanding the role of TR1 cells can lead to new strategies for controlling malaria by balancing immune responses.
Which of the statements given above is/are correct?
  • a)
    1 Only
  • b)
    1 and 2 Only
  • c)
    1 and 3 Only
  • d)
    1, 2 and 3
Correct answer is option 'C'. Can you explain this answer?
Most Upvoted Answer
Consider the following statements:1. TR1 cells are a type of CD4 help...
To determine the correct statements, let us analyze each one:
Statement 1: TR1 cells are indeed a type of CD4 helper T-cells known for maintaining immune tolerance by reducing inflammation. This aligns with the description that TR1 cells control and balance immune responses, preventing excessive immune reactions. Therefore, Statement 1 is correct.
Statement 2: This statement is incorrect. TR1 cells do not primarily attack and destroy the malaria parasite. Their role is not direct pathogen destruction but rather to regulate the immune response to avoid excessive inflammation, which helps in maintaining a balance between fighting the parasite and preventing immune damage.
Statement 3: This statement is correct. Recognizing the function of TR1 cells can indeed lead to new strategies for controlling malaria, as it involves modulating the immune response to prevent severe illness while managing the parasite load.
Thus, Statements 1 and 3 are correct, while Statement 2 is incorrect. Therefore, the correct answer is Option C: 1 and 3 Only.
Free Test
Community Answer
Consider the following statements:1. TR1 cells are a type of CD4 help...
Understanding TR1 Cells
TR1 cells are a specialized subset of CD4+ T-helper cells that play a crucial role in regulating immune responses.
Statement 1: Correct
- TR1 cells help maintain immune tolerance.
- They reduce inflammation in response to pathogens, preventing excessive immune reactions.
Statement 2: Incorrect
- The primary function of TR1 cells is not to directly attack and destroy pathogens like the malaria parasite, Plasmodium falciparum.
- TR1 cells primarily focus on modulating immune responses rather than directly attacking pathogens.
Statement 3: Correct
- Understanding TR1 cells can indeed lead to new strategies for controlling malaria.
- By balancing immune responses, researchers can potentially enhance the body’s ability to fight malaria while minimizing damaging inflammation.
Conclusion
In summary, the correct statements are 1 and 3. Thus, the answer is option 'C': 1 and 3 only. TR1 cells are essential for maintaining immune balance, which is particularly relevant in the context of diseases like malaria, where excessive immune responses can be harmful.
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Consider the following statements:1. TR1 cells are a type of CD4 helper T-cells that help maintain immune tolerance by reducing inflammation in response to pathogens.2. The primary function of TR1 cells is to directly attack and destroy the malaria parasite, Plasmodium falciparum.3. Understanding the role of TR1 cells can lead to new strategies for controlling malaria by balancing immune responses.Which of the statements given above is/are correct?a)1 Onlyb)1 and 2 Onlyc)1 and 3 Onlyd)1, 2 and 3Correct answer is option 'C'. Can you explain this answer? for UPSC 2025 is part of UPSC preparation. The Question and answers have been prepared according to the UPSC exam syllabus. Information about Consider the following statements:1. TR1 cells are a type of CD4 helper T-cells that help maintain immune tolerance by reducing inflammation in response to pathogens.2. The primary function of TR1 cells is to directly attack and destroy the malaria parasite, Plasmodium falciparum.3. Understanding the role of TR1 cells can lead to new strategies for controlling malaria by balancing immune responses.Which of the statements given above is/are correct?a)1 Onlyb)1 and 2 Onlyc)1 and 3 Onlyd)1, 2 and 3Correct answer is option 'C'. Can you explain this answer? covers all topics & solutions for UPSC 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Consider the following statements:1. TR1 cells are a type of CD4 helper T-cells that help maintain immune tolerance by reducing inflammation in response to pathogens.2. The primary function of TR1 cells is to directly attack and destroy the malaria parasite, Plasmodium falciparum.3. Understanding the role of TR1 cells can lead to new strategies for controlling malaria by balancing immune responses.Which of the statements given above is/are correct?a)1 Onlyb)1 and 2 Onlyc)1 and 3 Onlyd)1, 2 and 3Correct answer is option 'C'. Can you explain this answer?.
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