title: Deficiencies of the first component of complement (C1): an update.
authors.affiliation: Department of Pediatrics, Washington University School of Medicine, St. Louis, Missouri 63110.
authors.forename: H R
authors.initials: HR
authors.lastname: Colten
mesh_terms: D000328:Adult; D002675:Child, Preschool; D003172:Complement C1 / Q000172:deficiency* / Q000235:genetics / Q000378:metabolism; D015923:Complement C1r / Q000235:genetics / Q000378:metabolism; D003173:Complement C1s / Q000378:metabolism; D006801:Humans
chemical_list: D003172:Complement C1; D015923:Complement C1r; D003173:Complement C1s