This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pathology
[{'content': 'Which of the following are slow reacting substances of anaphylaxis? \nSelect and explain. \nA. LTB4 and C4, B. LT A4 and B4, C. LT A4 and C4, D. LT C4 and D4', 'role': 'user'}, {'content': 'Answer: D \nExplanation: Answer- D. LT C4 and D4Slow-reactine substance of anaohvlaxis (SRS-A)A mixture of the leukotrienes LTC4, LDD4 and LTE4 are called slow reacting substances of anaphylaxis (SRS-A).These are the most potent mediators causing bronchospasm.They are produced lipoxygenase pathway (LOX pathway) of arachidonic acid metabolism during inflammation.', 'role': 'assistant'}]