title: Gingival collagen biosynthesis in mongolism.
mesh_terms: D000293:Adolescent; D000328:Adult; D003094:Collagen / Q000096:biosynthesis*; D004314:Down Syndrome; D005881:Gingiva / Q000378:metabolism*; D006801:Humans; D010518:Periodontitis / Q000378:metabolism*
chemical_list: D003094:Collagen