This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Immunity, Subject name: Pathology
Cell involved in immunity against parasitic infection: 
Select and explain. 
A. Neutrophil, B. Eosinophil, C. Basophil, D. Lymphocyte
B: Eosinophil
Answer: B: Eosinophil 
Explanation: Ans: b (Eosinophil )Ref: Robbins, 7th ed, p. 205Eosinophils are involved ina) Type 1 HS reaction by IgEb) Parasitic infections> Major chemokines for eosinophilic recruitment - eotaxin, IL5> Major basic protein - A cationic protein in eosinophils that is toxic to parasites.