title: [Study on serum properdin in chronic sinusitis].
mesh_terms: D000208:Acute Disease; D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D002908:Chronic Disease; D006801:Humans; D008875:Middle Aged; D011414:Properdin / Q000097:blood*; D011817:Rabbits; D012852:Sinusitis / Q000097:blood* / Q000382:microbiology; D013210:Staphylococcus / Q000302:isolation & purification; D013297:Streptococcus pyogenes / Q000302:isolation & purification
chemical_list: D011414:Properdin