A boy of 8 yrs comes to the clinic. He has large, painful boil on his left knee interestingly he has repeated infections with Staphlococcus and Candidalinfections. This has been since 12 months of age.

Laboratory studies show an abnormal result from the nitroblue tetrazolium reduction test. Cultures of the fluid from the boil grow Staphylococcus aureus.

Which of the following intracellular defense mechanisms would be absent and describe the mechanism?

Please answer question and describe the mechanism- 2 sets of answers