Tissue fluid flowing into gingival pocket.
D000293:Adolescent; D000328:Adult; D000596:Amino Acids; D001826:Body Fluids; D055598:Chemical Phenomena; D002621:Chemistry; D005881:Gingiva; D005891:Gingivitis; D006801:Humans; D010510:Periodontal Diseases; D010518:Periodontitis