Microbiology Which of the following principally mediates delayed type hypersensitivity? A Cytotoxic T cells, TH1 cells, and macrophages B IgE, basophils, and mast cells C IgG and complement D IgG, IgM, neutrophils, and macrophages 💡 Explanation Which of the following principally mediates delayed type hypersensitivity? ✓ Correct Answer: A. Cytotoxic T cells, TH1 cells, and macrophages