title: Granuloma formation in lymph-nodes.
mesh_terms: D000535:Aluminum; D000818:Animals; D005620:Freund's Adjuvant; D006099:Granuloma / Q000139:chemically induced / Q000276:immunology / Q000473:pathology*; D006168:Guinea Pigs; D006644:Histiocytes / Q000473:pathology; D006878:Hydroxides; D007271:Injections, Intradermal; D008198:Lymph Nodes / Q000473:pathology*; D011506:Proteins; D012822:Silicon Dioxide; D014611:Vaccination
chemical_list: D006878:Hydroxides; D011506:Proteins; D012822:Silicon Dioxide; D005620:Freund's Adjuvant; D000535:Aluminum