Q. With respect to macrophages, which of the following is not true (Solved)
1. they can produce TNF and IL4 both of which cause fever
2. they have direct tissue toxicity due to the ability to release hydrogen peroxide
3. they have oxygen dependent microbicidal activity
4. they have cytotoxicity against tumour cells
5. they process antigens and act as antigen presenting cells to activate lymphocytes
- a. they can produce TNF and IL4 both of which cause fever