title: [Determination of the activity of the alternative pathway factor].
mesh_terms: D003166:Complement Activating Enzymes / Q000032:analysis*; D003167:Complement Activation; D011415:Complement Factor B / Q000032:analysis*; D011416:Complement Factor D / Q000032:analysis*; D003170:Complement Pathway, Alternative; D004792:Enzyme Precursors / Q000032:analysis*; D006801:Humans; D008722:Methods; D011414:Properdin / Q000032:analysis*
chemical_list: D004792:Enzyme Precursors; D011414:Properdin; D003166:Complement Activating Enzymes; C493488:CFD protein, human; D011416:Complement Factor D; D011415:Complement Factor B