Volcanic ash and human complement.
D000393:Air Pollutants; D002244:Carbon / Q000494:pharmacology*; D003167:Complement Activation / Q000187:drug effects*; D003176:Complement C3 / Q000378:metabolism; D003179:Complement C3b / Q000378:metabolism; D011415:Complement Factor B / Q000378:metabolism; D003170:Complement Pathway, Alternative / Q000187:drug effects; D006801:Humans; D012822:Silicon Dioxide / Q000494:pharmacology
D000393:Air Pollutants; D003176:Complement C3; D002244:Carbon; D012822:Silicon Dioxide; D003179:Complement C3b; D011415:Complement Factor B