This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: General Considerations - Infectious Diseases, Subject name: Pediatrics
[{'content': 'Sabin Feldman dye test is used for: \nSelect and explain. \nA. Toxoplasma, B. Plasmodium, C. Syphilis, D. Herpes', 'role': 'user'}, {'content': 'Answer: A \nExplanation: a. Toxoplasma(Ref: Nelson 20/e p 1728)The Sabin-Feldman dye test is sensitive & specific for Toxoplasma; It measures primarily IgG antibodies', 'role': 'assistant'}]