Are soluble complement fragments that mediate localized and systemic inflammatory responses.

Anaphylatoxins are soluble complement fragments that mediate localized and systemic inflammatory responses. They are also called as complement peptides. They are produced to be a part of the complement system's activation. These are the fragments C3a, C4a and C5a which plays an important role in host defense and immune response. 

It shows that the experiment is designed properly.

Fine out your self ponk