This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General pathology, Subject name: Pathology
[{'content': 'Lipoxins synthesized from arachidonic acid act by- \nSelect and explain. \nA. Decrease leucocyte migration, adhesion, chemotaxis, B. Increase leucocyte migration, adhesion, chemotaxis, C. Vasoconstriction, D. Increased vascular permeability', 'role': 'user'}, {'content': 'Answer: A \nExplanation: lopoxins are the metabolites produced lipooxygenase pathway. They act to regulate and counter Balance actions ad Leucotriens i:e, decreases leukocyte adhesion, migration and chemotaxis. .ref Robbins 9/e p46', 'role': 'assistant'}]