Transplantation of tissues/organs fails often due to non-acceptance by the patient's body. Which type of immune-response is responsible for such rejec - Biology MCQ NEET (UG) 2017 2026 | ExamTest.live | ExamTest.live

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Transplantation of tissues/organs fails often due to non-acceptance by the patient's body. Which type of immune-response is responsible for such rejections?

A $Cell-mediated immune response$
B $Hormonal immune response$
C $Physiological immune response$
D $Autoimmune response$

Solution & Step-by-step Explanation

Graft rejection is primarily mediated by T-lymphocytes, which belong to the Cell-Mediated Immune (CMI) response. The body identifies "non-self" MHC/HLA markers on the transplanted tissue and attacks it.

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Transplantation of tissues/organs fails often due to non-acceptance by the patient's body. Which type of immune-response is responsible for such rejections?

A

Cell-mediated immune response

B

Hormonal immune response

C

Physiological immune response

D

Autoimmune response

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Human Health and Disease Immunity Graft Rejection

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