AIM: The aim of the study was to evaluate protein expression in NIH 3T3 cells that are treated with virgin coconut oil (VCO) and hydrolysed of virgin coconut oil (HVCO) in vitro. TGF-1 were detected using immunocytochemistry method. RESULTS: The results of the study showed that VCO and HVCO increased protein expressions of MMP-9, PDGF-BB, and TGF-1. Percentage of MMP-9 expressions treated by VCO increased from 2.89 0.07 to 28.16 0.34, PDGF-BB from 28.11 0.13 to 48.53 0.49, and TGF-1 from 4.19 0.08 to 18.41 0.54. Percentage of Pioglitazone hydrochloride MMP-9 expressions treated by HVCO increased from 2.89 0.07 to 55.40 0.94, PDGF-BB from 28.11 0.13 to 61.65 0.42, and TGF-1 from 4.19 0.08 to 36.35 0.67. CONCLUSION: VCO and HVCO increase the expression of MMP-9, PDGF-BB, dan TGF-1 in NIH3T3 cells and therefore, coconut oil active in the wound healing process. HVCO is usually more than active than VCO. Keywords: Protein expressions, NIH 3T3, Virgin Coconut Oil, Hydrolized Virgin Coconut Oil Introduction Wound healing is usually a complicated and dynamic process including proliferation, differentiation, migration of keratocytes and their elaboration of the new extracellular matrix (ECM) . Wound healing consists of four phases, namely hemostasis, inflammation, proliferation, and remodelling . Hemostasis stage is the start of the wound healing up process by concerning platelets . Through the inflammatory stage, fibroblasts work as cytokine secretion, and development elements to activate the bodys defence program . Through the proliferation, wound curing is certainly a powerful and challenging procedure including proliferation, differentiation, migration of keratocytes and their elaboration of the brand new extracellular matrix (ECM) . In the hemostasis, the stage is the start of the wound healing up process by concerning platelets . Through the inflammatory stage, fibroblasts work as cytokine secretions, and development elements to activate the bodys defence program . Through the proliferation and remodelling stages, fibroblasts are essential for reorganising and granulating tissue from the extracellular matrix. So, a curing wound shows a more elaborate series of connections cytokines, development elements, ECM constituent, receptors, proteases, cells, and dissolved Pioglitazone hydrochloride mediators . Matrix metalloproteinases (MMPs) be a part of many physiological and pathological procedures, such as for example morphogenesis, wound curing, tissue fix, and remodelling  and raising cell development, migration, invasion, metastasis, and angiogenesis . Recently, substantial interest provides focused on matrix metalloproteinase 9 (MMP-9), a substantial MMP relative. Transforming development factor-beta 1 (TGF-1), platelet-derived development factor-BB (PDGF-BB), and fibroblast development aspect (FGF) are types of GFs involved with cell proliferation and migration , . Coconut essential oil may be the most saturated essential oil compose of medium-chain essential fatty acids, including capric (7%), lauric (49%), myristic (18%), palmitic (9%), stearic (2%), and little percentages of unsaturated fatty acids that including oleic (6%) and linoleic acids (2%) . VCO isolated from mature coconut fruit and processed at low heat without chemical refining, bleaching or deodorising, and which does not lead to the conversion of the nature of the oil . VCO contains more biological active constituent such as tocopherols, sterols, polyphenols, and squalene . VCO contains lauric acid, which has antimicrobial, anti-viral, anti-fungal and antibacterial properties . Partial hydrolysis of VCO (HVCO) using lipase from Rhizomucor miehei which is usually active on sn-1, 3 positions in triglyceride molecule resulted in free fatty acids and 2-monoglyceride mainly a mixture of lauric acids and more active antibacterial monolaurin , , . VCO and HVCO had been tested Pioglitazone hydrochloride by in vivo method and found to be active in wound healing and more active compared to the bioplacenton as a standard medicine for burn wound healing . This research aims to determine the role of VCO and HVCO in wound healing by measuring the expression of MMP-9, PDGF-BB, and TGF-1 in NIH 3T3 in vitro. Material and Methods Materials Virgin coconut oil (VCO) (Palem Mustika?, Indonesia), NIH 3T3 fibroblasts were purchased from Parasitology Laboratory, Faculty of Medicine, Gadjah Mada University. The cells were maintained in Dulbeccos altered Eagles medium (DMEM) supplemented with 10% Fetal bovine serum and kept at 37C with a CO2 supply of 5%. Lipase from R. miehei 20.000 U/g (Sigma) and reagents used were buffer Tris-HCl, sodium hydroxide, concentrated hydrochloric acid, distilled water, n-hexane, sodium sulfate anhydrous, potassium hydrogen phthalate, phenolphthalein, primer antibody (MMP-9, PDGF-BB, TGF-1) Pioglitazone hydrochloride and ethanol. Reagents that used to immunocytochemical assay. All chemicals and reagents used in this work were of analytical grade. Enzymatic hydrolysis of VCO Thirty (30) g of oil was transferred into 250 ml Erlenmeyer flask, and then, 30 ml distilled water, 12.5 ml 0.063 M CaCl2, 25 ml buffer Tris-HCl 1 M pH 8, and Rat monoclonal to CD4.The 4AM15 monoclonal reacts with the mouse CD4 molecule, a 55 kDa cell surface receptor. It is a member of the lg superfamily,primarily expressed on most thymocytes, a subset of T cells, and weakly on macrophages and dendritic cells. It acts as a coreceptor with the TCR during T cell activation and thymic differentiation by binding MHC classII and associating with the protein tyrosine kinase, lck 3 ml lipase R. miehei were added. The mixture was stirred at 200 rpm for 10 min of every 1 h incubation time. The mixture was incubated at 50C at 10 Pioglitazone hydrochloride h. At the ultimate end from the mix incubation period, the.