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The constant low-level inflammatory reaction in the connective tissue underlying the junctional epithelium also results in the formation of the Gingival Crevicular Fluid (GCF). The Gingival Crevicular Fluid (GCF) is a serum like fluid that is formed from the post capillary venules of the Dentogingival Plexus which is a dense network of blood ...
Dental plaque is considered a biofilm adhered to the tooth surface. It is a meticulously formed microbial community, that is organised to a particular structure and function. [12] Plaque is rich in species, given the fact that about 1000 different bacterial species have been recognised using modern techniques. [13]
It is caused by precipitation of minerals from saliva and gingival crevicular fluid (GCF) in plaque on the teeth. This process of precipitation kills the bacterial cells within dental plaque, but the rough and hardened surface that is formed provides an ideal surface for further plaque formation.
They migrate from the tissues in a specialized exudate called gingival crevicular fluid also known as GCF. Neutrophils are recruited to the gingival crevice area as they are signalled to by molecules released by plaque microorganisms. Damage to epithelial cells releases cytokines which attract leukocytes to assist with the inflammatory response.
Oxytalan fibers are unique to the PDL and are elastic in nature. It inserts into cementum and runs in two directions: parallel to root surface and oblique to root surface. The function is thought to maintain the patency of blood vessels during occlusal loading. Further research is needed to determine the function of oxytalan fibers. [4]
Plaque is a biofilm on the surfaces of the teeth. This accumulation of microorganisms subject the teeth and gingival tissues to high concentrations of bacterial metabolites which results in dental disease. If not taken care of, via brushing or flossing, the plaque can turn into tartar (its hardened form) and lead to gingivitis or periodontal ...
Ten Cate, A.R. (December 1972). "The epithelial cell rests of Malassez and the genesis of the dental cyst". Oral Surgery, Oral Medicine, Oral Pathology.
The EA is very strong in a healthy state, acting as a type of seal between the soft gingival tissue and the hard tooth surface. The deepest layer of the JE, or basal layer, undergoes constant and rapid cell division, or mitosis. This process allows a constant coronal migration as the cells die and are shed into the gingival sulcus.