title: Alternate-pathway complement activation by IgA in Schoenlein-Henoch's syndrome.
mesh_terms: D000293:Adolescent; D000328:Adult; D000818:Animals; D002648:Child; D002675:Child, Preschool; D003165:Complement System Proteins; D005260:Female; D005455:Fluorescent Antibody Technique; D006801:Humans; D007070:Immunoglobulin A / Q000302:isolation & purification*; D007074:Immunoglobulin G / Q000302:isolation & purification; D007075:Immunoglobulin M / Q000302:isolation & purification; D008297:Male; D011693:Purpura / Q000276:immunology*; D011817:Rabbits / Q000276:immunology; D012216:Rheumatic Diseases / Q000276:immunology*; D012867:Skin / Q000276:immunology; D013577:Syndrome
chemical_list: D007070:Immunoglobulin A; D007074:Immunoglobulin G; D007075:Immunoglobulin M; D003165:Complement System Proteins