Folia Medica Indonesiana
ISSN 0303-7932
Vol. 44 / No. 2 / Published : 2008-04
Order : 1, and page :67 - 70
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Original Article :
Tgf-β1 as the trigger of pulp fibroblast proliferation
Author :
- Sri Kunarti*1
- Department of Conservative Dentistry, Airlangga University School of Dentistry, Jl. Prof Dr Moestopo 47, Surabaya
Abstract :
Mechanical pulp exposure by a rotary cutting instrument or a hand cutting instrument often occurs in deep caries. The application of a protective dressing can protect the pulp from additional injury by facilitating healing and repair. Pulp capping has been suggested as one treatment of choice after pulp exposure to maintain pulp vitality. TGF-1 is a growth factor that has important role in wound healing. The application of exogenous TGF-1 as direct pulp capping treatment to induce endogenous TGF-1 is for reparative dentinogenesis. Samples were taken from orthodontic patients indicated for premolar extraction, between ages 10 – 20 years. The samples were divided into 2 treatment groups: group I was treated by TGF-1 and group II as a positive control was treated by Ca(OH)2. A class V cavity preparation was created in the buccal aspect 1 mm above gingival margin until pulp exposure. The sterile absorbable collagen membrane was used as inert carrier of 20ng/ml TGF-1 and was soaked with 5 ul. All groups were covered by a teflon pledge to separate pulp capping agent from Glass ionomer cement type II as a restoration. Teeth were extracted in 7, 14 and 21 day after treatment. All samples were examined histopathologically. Data analysis used one way Anova and student t test for parametric data. The exogenous TGF-1 increased stellate fibroblast (means TGF-1 > Ca(OH)2). In conclusion, the exogenous TGF-1 increased stellate fibroblast development.
Keyword :
stellate fibroblast, TGF-1, calcium hydroxide, pulp capping,
References :
Alberts, B, Bray, D, Lewis, J, Raff, M, Roberts, K, Watson, JD,(1994) Cell signaling, in Molecular Biology of the Cell, 3rd edn New York & London : Garland Publishing Inc.
Gunawan, A & Amindariati, S,(2003) Histologi I, 1st edn Surabaya : Department of Anatomy and Histology, Airlangga University School of Medicine
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