Pathology PNH is associated with deficiency of: A DAF (Decay accelerating factor) B MIRL (Membrane inhibitor of reactive lysis) C GPI Anchored Proteins (Glycosyl phosphatidyl Inositol anchored proteins) D LFA (Lymphocyte function associated antigen) π‘ Explanation PNH is associated with deficiency of: β Correct Answer: C. GPI Anchored Proteins (Glycosyl phosphatidyl Inositol anchored proteins)