This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunology, Subject name: Microbiology
[{'content': 'Cellular immunity is affected by - \nSelect and explain. \nA. Cytokines, B. Immunoglobulins, C. g-globulins, D. Prostaglandins', 'role': 'user'}, {'content': "Answer: A \nExplanation: The helper T1 cells produce cytokines, interleukin 2 and interferon gamma which activate macrophage and T cells promoting cell-mediated immunity. It also helps in the destruction of target cells and killing of intracellular pathogens. Reference : Anathanarayan & paniker's 9th edition, pg no:135 <\\p>", 'role': 'assistant'}]