Chediak_higashi syndrome is due to defect in: (A) Opsonisation, (B) Chemotaxis, (C) LAD, (D) Extracellular microbacterial killing
Answer is B. Ref Walter and Israel 7/e p150 Chediak Higashi syndrome is an autosomal ressive Condition in which polymorphs exhibit defective random movements , defective chemotaxis and impairee degranulation on phagocytosis paicles